# Top Call Center Services & Voice Services in Sofia Highly reviewed Call Centers companies in Sofia include MarKam Solutions, Mercatus, MarketStar Bulgaria, Hypergen, Euroccor JSC, Lukanoff Consulting Ltd, ScaleRush, PowerSellers, CXG Business Process Outsourcing, InfoSource Bulgaria Ltd. We verify reviews and evaluate companies so you can choose with confidence. We may earn a fee for some placements. [Learn how Clutch ensures trust](#why-trust-clutch) ## List of the Best Top Call Center Services & Voice Services in Sofia Ratings Updated: Jul 22, 2026 ### [MarKam Solutions](https://clutch.co/profile/markam-solutions) #### 5 out of 5 star rating (9 reviews) - $1,000+ minimum project size - < $25 average hourly rate - 50 - 249 employees - Sofia, Bulgaria #### Services Provided - Allocation of Expertise by Percentage - 10% Back Office Outsourcing - 30% Call Center Services - 20% Customer Service Outsourcing - 20% IT Managed Services - 20% Sales Outsourcing #### Company description MarKam Solutions is a prominent provider of Call Center Services, excelling in Customer Support and Phone Support. With 100% positive feedback, clients consistently praise their cost efficiency and exceptional project management, noting their adaptability and communication skills. Approximately 40% of reviewers highlight MarKam Solutions' alignment with company values, while 60% emphasize their data-driven and innovative approach. [Visit Website](https://www.markamsolutions.com/?utm_source=clutch.co&utm_medium=referral&utm_campaign=directory) #### Proactive Clients consistently highlight MarKam Solutions' proactive approach and effective communication. One client noted their 'clear and proactive' communication with regular updates, while another emphasized their 'exceptional project management' and ability to adapt swiftly to evolving needs. This responsiveness has led to improved outcomes, including a 50% increase in lead generation and efficient project execution. Overall, feedback reflects a strong sentiment towards MarKam's proactive engagement, which significantly enhances collaboration and results. - Sales Outsourcing & Lead Gen for Advertising Account Co (5.0/5, Feb 13, 2025): MarKam Solutions demonstrated exceptional project management throughout our collaboration. They maintained clear timelines, delivered every milestone on schedule, and proactively communicated progress at each stage. Their team was highly responsive, adapting quickly to our feedback and evolving priorities. Whenever new needs arose, they acted with agility — offering practical solutions, strategic insights, and a hands-on approach that ensured smooth execution and consistent results. [Read Full Review](https://clutch.co/go-to-review/markam-solutions/351947) - Back Office Outsourcing for Creative Agency (5.0/5, Nov 5, 2025): They managed the project efficiently, delivering all tasks and deliverables on time. Communication was clear and proactive, with regular progress updates and performance reports. Their structured approach made coordination easy and ensured deadlines were consistently met. [Read Full Review](https://clutch.co/go-to-review/markam-solutions/417906) #### Experience in 5 industries MarKam Solutions has demonstrated expertise across various sectors, including Advertising & Marketing, Supply Chain & Logistics, Manufacturing, Transportation, and Information Technology. Clients commend their ability to enhance operational efficiency, boost sales, and improve customer satisfaction. The overall sentiment is highly positive, particularly within Supply Chain & Logistics, where they provided significant cost reductions and revenue growth. Their strengths lie in adaptability, effective communication, and a strong understanding of industry-specific needs, making them a suitable partner across these diverse fields. [Read All Reviews](https://clutch.co/profile/markam-solutions?verified=true#reviews) ##### Advertising & marketing Experience MarKam Solutions has received positive feedback in the Advertising & marketing sector, showcasing expertise in lead generation, sales lifecycle optimization, and Amazon account management. Clients have noted a 50% increase in lead generation and a 35% improvement in conversion rates. The company demonstrates exceptional project management with timely deliverables and proactive communication. Their ability to adapt quickly and provide strategic insights further underscores their strength in delivering successful marketing solutions, making them a viable option for businesses seeking growth in this industry. - 2 reviews for advertising & marketing industry - 2 reviews are 5 stars - $10,000 – $49,000 avg. project cost - Sales Outsourcing & Lead Gen for Advertising Account Co (5.0/5, Feb 13, 2025): MarKam Solutions provides sales outsourcing services for an advertising account company. The team is responsible for enhancing the client's lead generation efforts and managing their outbound reach. [Read Full Review](https://clutch.co/go-to-review/markam-solutions/351947) - Back Office Outsourcing for Creative Agency (5.0/5, Nov 5, 2025): MarKam Solutions provided back-office outsourcing services for a creative agency. The team managed virtual assistants who created and optimized Amazon product listings. They handled recruitment and training. [Read Full Review](https://clutch.co/go-to-review/markam-solutions/417906) ##### Information technology Experience MarKam Solutions has received positive feedback from clients in the Information Technology industry, highlighting their expertise in providing tailored technical support services. Clients appreciate the company's strong communication, adaptability, and commitment to meeting specific needs, emphasizing a high level of professionalism and corporate culture. Overall sentiment indicates that MarKam Solutions delivers exceptional value for cost, making them a suitable choice for businesses seeking reliable IT support. - 1 review for information technology industry - 1 review is 5 stars - Unknown avg. project cost - Call Center Services & Customer Service for Cybersecurity Co (5.0/5, Nov 6, 2025): MarKam Solutions provides Tier 1 and Tier 2 technical support for a cybersecurity company. The team is responsible for answering calls in C1 English within 15 seconds and resolving issues within 15 minutes. [Read Full Review](https://clutch.co/go-to-review/markam-solutions/418150) ##### Supply Chain, Logistics, and Transport Experience MarKam Solutions has received positive feedback from clients in the Supply Chain, Logistics, and Transport industry for their expertise in operational efficiency, cost reduction, and customer satisfaction improvement. Clients commend their ability to quickly adapt and provide valuable insights, leading to measurable outcomes such as a 35% decrease in labor costs and a 15% increase in sales conversion rates. Their commitment to timely delivery and professional communication enhances their reputation as a trusted partner in the industry. - 3 reviews for supply chain, logistics, and transport industry - 3 reviews are 5 stars - $200,000 – $999,999 avg. project cost - Call Center Services for Logistics & Supply Chain Company (5.0/5, Nov 7, 2024): MarKam Solutions provides outsourcing services for a logistics and supply chain company. The team is tasked with improving customer satisfaction, implementing new tech, and reducing operational costs. [Read Full Review](https://clutch.co/go-to-review/markam-solutions/329217) - Call Center Services for Auto Transport Broker (5.0/5, Mar 19, 2025): MarKam Solutions provides outsourcing services for an auto transport broker. The team has hired, trained, and delivered phone agents for the client and provided consultation and coaching. [Read Full Review](https://clutch.co/go-to-review/markam-solutions/360924) - Customer Services & Sales Staffing for Auto Transport Co (5.0/5, Mar 19, 2025): MarKam Solutions provides ongoing staffing services for an auto transport company. The team is responsible for growing the client's sales, customer service, and operations teams. [Read Full Review](https://clutch.co/go-to-review/markam-solutions/360925) ##### Manufacturing Experience MarKam Solutions has demonstrated strong expertise within the Manufacturing industry, particularly in enhancing customer service frameworks for manufacturers. A furniture manufacturer reported significant improvements, including a reduction in abandon rates from 35% to 5% and a 30% increase in customer satisfaction. Clients appreciate their professional project management, timely deliverables, and in-depth knowledge of technology and compliance processes, making them a compelling choice for manufacturers seeking to optimize customer interaction and operational efficiency. - 1 review for manufacturing industry - 1 review is 5 stars - $50,000 – $199,999 avg. project cost - Call Center Services for Furniture Manufacturer (5.0/5, Nov 1, 2024): MarKam Solutions has set up a customer service framework for a furniture manufacturer. The team has also optimized the client's phone and email support processes to increase customer satisfaction. [Read Full Review](https://clutch.co/go-to-review/markam-solutions/327716) ##### Transportation Experience MarKam Solutions has demonstrated strong expertise in the Transportation industry by successfully establishing sales and customer service departments for clients like AES Shipping. Their commitment to timely task completion and adherence to industry compliance has resulted in an 11% increase in sales and high customer satisfaction ratings. Clients appreciate their attention to detail, effective communication, and ability to implement industry-leading strategies, making them a valuable partner for businesses seeking to enhance operational efficiency and customer engagement. - 1 review for transportation industry - 1 review is 5 stars - $50,000 – $199,999 avg. project cost - Sales & Customer Service Outsourcing for Transportation Co (5.0/5, Sep 9, 2024): MarKam Solutions provides sales and customer service outsourcing services for a transportation company. The team is responsible for managing the client's sales and operation offices. [Read Full Review](https://clutch.co/go-to-review/markam-solutions/313055) #### 5.0 out of 5.0 rating for cost What Clients Have Said Clients consistently praised MarKam Solutions for their competitive pricing and excellent value for money. One client highlighted that their pricing fit the budget while providing a 'good value for cost.' Another noted a 35% decrease in labor costs while meeting sales goals, emphasizing affordability without sacrificing quality. Overall, feedback reflects strong satisfaction with cost-effectiveness, suggesting that MarKam Solutions delivers substantial value relative to their fees. [Read All Reviews](https://clutch.co/profile/markam-solutions?verified=true#reviews) - $50,000 to $199,999 (3 reviews) - $10,000 to $49,000 (1 reviews) - $200,000 to $999,999 (1 reviews) #### Completed projects in 3 countries - Bulgaria (3 projects) - United States (4 projects) - England (1 projects) This provider is fluent in 10 languages: - Arabic - English - Dutch - German - Romanian - Spanish - Swedish - Russian - Portuguese - Italian [View Reviews](https://clutch.co/profile/markam-solutions?verified=true#reviews) --- ### [Mercatus](https://clutch.co/profile/mercatus) #### 4.8 out of 5 star rating (23 reviews) - $5,000+ minimum project size - < $25 average hourly rate - 50 - 249 employees - Sofia, Bulgaria #### Services Provided - Allocation of Expertise by Percentage - 10% Back Office Outsourcing - 10% Call Center Services - 50% Customer Service Outsourcing - 20% Sales Outsourcing - 10% IT Staff Augmentation #### Company description Mercatus specializes in Contact Center Services, offering customer support, cold calling, and lead generation. Reviewers consistently praise their organization and responsiveness, with 75% mentioning effective communication and timely project delivery. While successful in cold calling, Mercatus faced challenges in specialized LinkedIn campaigns, highlighting the need for industry-specific expertise. [Visit Website](https://mercatusoutsourcing.com/) #### Reviewed 1 time in the past 6 months In the last six months, client feedback for Mercatus has been overwhelmingly positive. A recent review highlighted their effective B2B lead generation strategy, resulting in nine qualified meetings within four weeks and an impressive 89% meeting acceptance rate. Clients praised the team's professionalism, structured approach, and ability to tailor outreach to specific needs. The reviewer noted a reliable partnership with consistent results, indicating that Mercatus is a strong fit for projects requiring targeted marketing solutions. - 1 of 1 reviews is 5 stars - Unknown avg. project cost [Read 1 Recent Review](https://clutch.co/profile/mercatus?sort_by=date_desc&verified=true#reviews) #### Experience in 6 industries Mercatus has demonstrated expertise across various sectors including Information Technology, Retail, Manufacturing, and Financial Services. Clients consistently praise their effectiveness in lead generation and customer outreach, highlighting impactful campaigns particularly in B2B contexts. The overall sentiment reflects a strong appreciation for their project management, communication, and adaptability, with notable success in enhancing visibility and engagement in the markets they serve. Companies in need of targeted lead generation strategies, especially in IT and retail, would find Mercatus a suitable partner. [Read All Reviews](https://clutch.co/profile/mercatus?verified=true#reviews) ##### Financial services Experience Mercatus demonstrates strong expertise in the Financial services sector, particularly in social selling and client prospecting. Clients commend their flexibility and effective communication, which facilitated successful LinkedIn campaigns and engagement with decision-makers. Notable outcomes include generating significant leads and closing new clients. Their ability to adapt to client needs and deliver measurable results positions them as a valuable partner for organizations seeking growth in the Financial services industry. - 2 reviews for financial services industry - 2 reviews are 5 stars - Less than $10,000 avg. project cost - Digital Marketing Strategy for Online Insurance Services (5.0/5, Jun 21, 2021): Mercatus is rebranding an online insurance platform's digital marketing strategy. This involves LinkedIn campaign handling, connecting with HR prospect leads, and proposing and closing services. [Read Full Review](https://clutch.co/go-to-review/mercatus/59912) - Lead Generation Campaign for Financial Services (5.0/5, Nov 24, 2020): Mercatus provided lead generation campaigns for a financial services company. The team helped the client with social selling and initial prospecting to third-party customers.  [Read Full Review](https://clutch.co/go-to-review/mercatus/121826) ##### Information technology Experience Mercatus has demonstrated strong expertise in lead generation and outreach services within the Information Technology sector, particularly excelling in the Bulgarian market. Clients have reported increased product visibility and significant pipeline opportunities, such as 200 key leads generated for Acronis. Their proactive project management approach, effective communication, and flexibility in staffing have been consistently praised. However, opportunities for further outreach improvements, especially in the UK market, were noted. Overall, they appear to be a dependable partner for IT businesses seeking growth. - 2 reviews for information technology industry - 1 review is 5 stars - $10,000 – $49,000 avg. project cost - Lead Generation for Cyber Security Firm (4.0/5, Nov 18, 2020): Mercatus does lead generation for operations in two European countries. [Read Full Review](https://clutch.co/go-to-review/mercatus/117651) - Lead Generation Services for Digital Products Company (5.0/5, Nov 18, 2025): Mercatus provides lead generation and outreach campaign services for a digital products company. The team conducts outreach campaigns via LinkedIn, email, and cold calling to promote the client's product. [Read Full Review](https://clutch.co/go-to-review/mercatus/420479) ##### Consulting Experience Mercatus has received positive feedback from clients in the consulting industry, highlighting their expertise in lead generation and campaign management. Clients praised their professionalism, responsiveness, and adaptability, noting significant improvements in lead quality and project outcomes. Mercatus's ability to align with client values and deliver tailored solutions has fostered strong partnerships. Overall, their consistent delivery on performance metrics and commitment to client success make them a strong candidate for businesses seeking consulting support. - 4 reviews for consulting industry - 3 reviews are 5 stars - $10,000 – $49,000 avg. project cost - Lead Generation for Business Management Company (5.0/5, Feb 23, 2022): A business management company hired Mercatus for lead generation services. They created messages with invitations requests, presentations, and more. The goal was to improve online presence. [Read Full Review](https://clutch.co/go-to-review/mercatus/11860) - LinkedIn Marketing Solutions for Consulting Company (4.5/5, Jun 29, 2021): In need of LinkedIn marketing solutions, a consulting company hired Mercatus. The goal was to increase leads through general campaign planning and refining brand messages. [Read Full Review](https://clutch.co/go-to-review/mercatus/68420) - LinkedIn Marketing for Consultancy Company (5.0/5, Dec 29, 2020): Mercatus assisted a consultancy company with their LinkedIn marketing to build national brand awareness. The team was tasked with profile optimization, media planning, campaign management, and more. [Read Full Review](https://clutch.co/go-to-review/mercatus/146765) - Appointment Setting & Recruitment for Sales Solutions Co (5.0/5, May 30, 2025): Mercatus provided appointment setting services for a consulting company. The tasks included recruiting, training, and managing SDRs for client outreach and providing technical infrastructure. [Read Full Review](https://clutch.co/go-to-review/mercatus/378343) ##### IT Services Experience Mercatus has established a strong reputation in the IT Services industry, receiving positive feedback for their lead generation expertise and effective outreach campaigns. Clients appreciate their strong communication skills, adaptability, and commitment to understanding complex products, which have resulted in measurable successes such as increased sales and expanded networks. Overall, the sentiment is highly favorable, indicating that Mercatus is a knowledgeable partner capable of delivering impactful results tailored to specific client needs. - 3 reviews for it services industry - 3 reviews are 5 stars - Less than $10,000 avg. project cost - Lead Generation for Cybersecurity Service Provider (5.0/5, Mar 2, 2022): Mercatus provided lead generation services for a cybersecurity provider to reach a wider market. Before the project started, the team familiarized themselves with the client's products and services. [Read Full Review](https://clutch.co/go-to-review/mercatus/12329) - LinkedIn Marketing for IT Services Company (5.0/5, Feb 10, 2021): Mercatus provided LinkedIn marketing for a software development company. Key deliverables included were to develop and execute an outreach campaign and consultation for online and digital presence. [Read Full Review](https://clutch.co/go-to-review/mercatus/63987) - Lead Generation Services for IT Services Company (5.0/5, May 7, 2025): Mercatus provided lead generation services for an IT services company. The team was responsible for generating leads for in-person events and marketing purposes. [Read Full Review](https://clutch.co/go-to-review/mercatus/372519) ##### Engineering Experience Mercatus demonstrates strong expertise in engineering design services, notably in mechanical, electrical, and automation design. Clients appreciate their flexibility in handling smaller projects and their ability to deliver leads for potential new clients. Positive feedback highlights their effective project management and timely responses. However, there is room for improvement in lead vetting to ensure targeted outreach. Overall, Mercatus is well-suited for engineering firms seeking reliable partners to enhance their design and project management capabilities. - 1 review for engineering industry - Less than $10,000 avg. project cost - Call Center Services for Engineering Company (4.0/5, Oct 11, 2024): Mercatus provided call center services to help an engineering company acquire new leads. The team was tasked with setting up appointments with potential clients. [Read Full Review](https://clutch.co/go-to-review/mercatus/321524) ##### Retail Experience Mercatus demonstrates strong expertise in the Retail industry, particularly in lead generation and customer support services. Clients appreciate their organized approach, responsiveness, and ability to deliver information effectively. While some projects, like a LinkedIn campaign, faced challenges, successful cold calling initiatives yielded valuable leads. Overall, client sentiment is positive, highlighting Mercatus's capability to enhance business growth and customer experience, making them a potentially good fit for Retail businesses seeking similar outcomes. - 3 reviews for retail industry - 2 reviews are 5 stars - Less than $10,000 avg. project cost - Customer Experience Support for Fashion E-Commerce Firm (5.0/5, Aug 28, 2022): Mercatus is helping a fashion e-commerce company provide a great customer experience to their customers and visitors. Their CX agents support the end customers in finding solutions to their problems. [Read Full Review](https://clutch.co/go-to-review/mercatus/155820) - Lead Generation Services for Online Retailer (5.0/5, Aug 6, 2024): Mercatus developed a strategic lead generation campaign for an online retailer. The team targeted the campaign at the most relevant customers and grew the client's business. [Read Full Review](https://clutch.co/go-to-review/mercatus/305408) - Cold Calling & Lead Generation for Luxury Clothing Brand (4.0/5, Sep 26, 2024): Mercatus supported the lead generation campaign of a luxury clothing brand. The client provided a list of 600–700 leads, and the team did cold calls, gathered information, and contacted leads on LinkedIn. [Read Full Review](https://clutch.co/go-to-review/mercatus/317668) ##### Software Experience Mercatus has demonstrated significant expertise in digital marketing within the Software industry, particularly in generating leads for clients. A notable client highlighted the company's ability to facilitate numerous meetings across diverse sectors, showcasing effective communication and workflow. Overall, the sentiment is positive, indicating that Mercatus is well-equipped to support businesses seeking to enhance their digital presence and lead generation capabilities. - 1 review for software industry - $10,000 – $49,000 avg. project cost - Lead Generation for LS-S Leadership Support (4.5/5, Oct 19, 2020): Mercatus provides lead generation solutions for a computer software company. The team was tasked to secure 6–8 leads each month. [Read Full Review](https://clutch.co/go-to-review/mercatus/90718) ##### Consumer Products Experience Mercatus demonstrates strong expertise in the Consumer Products industry, particularly in lead generation and market strategy. A Director from a home appliance company noted their professional approach and effective collaboration, highlighting successful alignment with campaign goals. The feedback indicates a positive overall sentiment, suggesting that Mercatus can significantly impact businesses seeking to enhance their market presence and drive sales in the Consumer Products sector. - 1 review for consumer products industry - $10,000 – $49,000 avg. project cost - Digital Marketing for Home Appliance Company (4.5/5, Jan 5, 2023): Mercatus provided digital marketing services to a home appliance company. They conducted market research, created a marketing strategy, and worked on audience targeting. [Read Full Review](https://clutch.co/go-to-review/mercatus/174671) ##### Construction Experience Mercatus has demonstrated strong expertise in the Construction industry, particularly in enhancing digital brand awareness. Clients have reported exceeding targets significantly within short timeframes, highlighting the effectiveness of Mercatus's dedicated team and streamlined workflows. Their specialization and high level of expertise have been notably impressive, positioning them as a reliable partner for construction-related projects. Overall, client feedback indicates a strong sentiment towards Mercatus as a capable provider for businesses seeking impactful marketing solutions in the Construction sector. - 1 review for construction industry - 1 review is 5 stars - Unknown avg. project cost - Branding for Aluminium Architecture Company (5.0/5, Dec 2, 2022): Mercatus has provided branding services to an aluminum architecture company. They have conducted an overshoot target. [Read Full Review](https://clutch.co/go-to-review/mercatus/170020) ##### Manufacturing Experience Mercatus has demonstrated strong expertise in supporting manufacturing companies with digital marketing, particularly in lead generation and outreach via LinkedIn. A client from Bulgaria noted their effective communication and persistence, resulting in a 30% acceptance rate for connections in targeted outreach. While the client did not yet realize new business, the overall sentiment remains positive, indicating Mercatus's capability to assist manufacturing firms looking to expand their market presence. - 1 review for manufacturing industry - 1 review is 5 stars - Less than $10,000 avg. project cost - Digital Marketing for Industrial Machinery Manufacturer (5.0/5, Oct 2, 2022): Mercatus provided digital marketing for an industrial machinery manufacturer. The team focused on LinkedIn optimizations, outreach strategy creation, target group analysis for content distribution, and more. [Read Full Review](https://clutch.co/go-to-review/mercatus/160712) ##### Human Resources Experience Mercatus has received positive feedback from a local Human Resources consulting firm, highlighting their expertise in sales lead generation tailored to HR services. Clients appreciate their proactive approach, effective communication, and dedication to understanding target audiences. The firm demonstrated a strong capacity to facilitate connections, resulting in impressive acceptance and response rates. Overall, Mercatus is viewed as a valuable partner in enhancing HR business outreach, making them a suitable choice for organizations in the Human Resources sector. - 1 review for human resources industry - Less than $10,000 avg. project cost - Sales Leads Generation for HR Consulting Company (4.5/5, Jul 19, 2021): An HR consulting firm hired Mercatus to help generate qualified leads for their business. Their goals were to reach targeted clients, increase brand awareness, and close more sales deals. [Read Full Review](https://clutch.co/go-to-review/mercatus/84803) ##### eCommerce Experience Mercatus demonstrates strong expertise in eCommerce lead generation, evidenced by their tailored, data-driven strategies that effectively target high-value prospects. Clients commend their personalized multichannel outreach and impressive meeting acceptance rates, achieving 89% in one case. Their ability to facilitate connections with decision-makers within enterprise-level eCommerce brands highlights their impact. Overall, the sentiment reflects a reliable partnership and a high level of satisfaction, making Mercatus a commendable choice for businesses in the eCommerce sector. - 1 review for ecommerce industry - 1 review is 5 stars - Unknown avg. project cost - Lead Generation for Customer Data Platform (5.0/5, Jun 7, 2026): Mercatus provided lead generation services for a customer data platform. The team developed a data-driven B2B lead generation approach and implements a personalized multichannel outreach. [Read Full Review](https://clutch.co/go-to-review/mercatus/462761) #### 4.5 out of 5.0 rating for cost What Clients Have Said Clients generally express satisfaction with Mercatus's value for money, noting that their pricing aligns well with budgets while delivering quality outcomes. One CEO highlighted the "good value for cost," and another remarked on the "fair" pricing despite a desire for lower costs. Overall, feedback indicates that clients perceive Mercatus as a reliable partner that effectively meets their lead generation needs, with investment returns being realized within a year in some cases. [Read All Reviews](https://clutch.co/profile/mercatus?verified=true#reviews) - Less than $10,000 (11 reviews) - $10,000 to $49,000 (5 reviews) - $50,000 to $199,999 (2 reviews) #### 1 Review mentions Call Center Services in Sofia - 1 of 1 Sofia-based review is 5 stars - Less than $10,000 avg. project cost for Call Center Services services in Sofia Sofia-based Call Center Services project highlight Lead Generation Services for IT Services Company 5.0/5 — Mercatus provided lead generation services for an IT services company. The team was responsible for generating leads for in-person events and marketing purposes. [Read More](https://clutch.co/go-to-review/mercatus/372519) [Read Similar Reviews](https://clutch.co/profile/mercatus?location=2085&service_provided=field_pp_sl_call_center_services&verified=true#reviews) --- ### [MarketStar Bulgaria](https://clutch.co/profile/marketstar-bulgaria) #### 5 out of 5 star rating (28 reviews) - $25,000+ minimum project size - 1,000 - 9,999 employees - Sofia, Bulgaria #### Services Provided - Allocation of Expertise by Percentage - 20% Product Marketing - 75% Sales Outsourcing - 5% Direct Marketing #### Company description MarketStar Bulgaria, a provider of Contact Center Services, excels in offering Customer Support Services and Call Handling solutions. Reviews highlight their dedication, attention to detail, and structured approach. Approximately 90% of feedback is positive, with clients praising their process management and telephonic support. However, some noted initial challenges with industry familiarization due to team juniority. [Visit Website](https://impact.marketstar.com/press/out2bound) #### Dedicated Clients have consistently highlighted MarketStar Bulgaria's dedication, noting their impressive process structure and attention to detail. One client emphasized the seamless collaboration and the team's commitment to understanding project specifics, stating, 'Their dedication and interest in analyzing our market's specifics and trends... show their commitment to building long-term relationships.' Overall sentiment reflects strong satisfaction with the team's responsiveness and adaptability to clients' evolving needs. - LinkedIn Lead Generation for Software Company (5.0/5, Apr 13, 2020): Undoubtedly, their expert know-how, agility, availability and high team spirit. It's impressive to see how well they adapt to our needs which change over the time. Their dedication and interest in analysing our markets' specifics and trends not only provide additional benefits for us, but show their commitment in building long-term relationship. We are thankful for the opportunity to have open discussions, brainstorm together and create and manage new business opportunities together. [Read Full Review](https://clutch.co/go-to-review/marketstar-bulgaria/58011) #### Completed projects in 5 countries - Bulgaria (21 projects) - France (2 projects) - Luxembourg (1 projects) - Netherlands (1 projects) - Switzerland (2 projects) [View Reviews](https://clutch.co/profile/marketstar-bulgaria?verified=true#reviews) #### 2 Reviews mention Call Center Services in Sofia - 2 of 2 Sofia-based reviews are 5 stars - Less than $10,000 avg. project cost for Call Center Services services in Sofia Sofia-based Call Center Services project highlight Outbound Sales Calling for Fintech Company 5.0/5 — Out2Bound is an ongoing partner of a fintech company that assists in all aspects of their sales efforts, including lead database management, email strategy, scriptwriting, and lead generation. [Read More](https://clutch.co/go-to-review/marketstar-bulgaria/153548) [Read Similar Reviews](https://clutch.co/profile/marketstar-bulgaria?location=2085&service_provided=field_pp_sl_call_center_services&verified=true#reviews) #### 21 reviews from clients near Sofia Review Rating from Clients - 5.0 out of 5.0 - Overall: 5.0 - Quality: 5.0 - Schedule: 5.0 - Cost: 4.9 - Willing to Refer: 5.0 Bulgaria-based clients commend the provider's comprehensive sales training, process optimization, and ability to build scalable pipelines, emphasizing their proactive communication, industry knowledge, and capacity to adapt to evolving client needs for successful outcomes. [Read Local Reviews](https://clutch.co/profile/marketstar-bulgaria?verified=true#reviews) --- ### [Hypergen](https://clutch.co/profile/hypergen-0) #### 5 out of 5 star rating (15 reviews) - $5,000+ minimum project size - $50 - $99 average hourly rate - 10 - 49 employees - Sofia, Bulgaria #### Services Provided - Allocation of Expertise by Percentage - 15% Conversion Optimization - 25% CRM Consulting and SI - 10% Email Marketing - 50% Sales Outsourcing #### Company description Hypergen is a lead generation company specializing in cold email outreach and demand generation. The company consistently receives positive feedback, with 100% of reviewers praising their professionalism, responsiveness, and ability to deliver on promises. Themes across reviews include effective lead generation, impressive project management, and a collaborative approach, with clients reporting significant improvements in lead quality and conversion rates. [Visit Website](https://www.hypergen.io/) #### Professional Client feedback consistently highlights Hypergen's professionalism, with remarks such as 'the most professional team I've ever worked with' and 'a high level of professionalism and really knowing their job very well.' Clients praised their responsiveness, creativity, and effective communication, noting that Hypergen delivers on promises and provides clear reporting. Overall, the sentiment is overwhelmingly positive, with clients expressing satisfaction and no significant areas for improvement identified. - Email Marketing for SaaS Company (5.0/5, Mar 26, 2023): Working with the team has been a real pleasure. They are very responsive, proactive, creative and professional. Integration was seamless and the leads started coming in. Their reporting is easy to understand and they are responsive and proactive with new campaign ideas. [Read Full Review](https://clutch.co/go-to-review/hypergen-0/190059) - Email Marketing for SaaS Company (5.0/5, Mar 26, 2023): They are the most professional team I've ever worked with. They are creative, have great execution and are just a great team to work with. And the quality of the leads are incredible. [Read Full Review](https://clutch.co/go-to-review/hypergen-0/190059) - Marketing & Lead Generation for Recruitment Platform (5.0/5, Dec 15, 2022): They are very professional and, most important, they deliver what they promise. They are creative when it comes to copy and very data oriented. Their reports looks great! So, everybody, even not that much into the digital marketing topic, understands the results of the campaigns. [Read Full Review](https://clutch.co/go-to-review/hypergen-0/172176) - Lead Gen & Email Mktg for Marketing Agency (5.0/5, Mar 6, 2025): They are a very professional, friendly, and deadline-oriented team. We appreciate their partnership in testing new ideas and ways to approach copy for our emails that fit our brand personality and tone. [Read Full Review](https://clutch.co/go-to-review/hypergen-0/357605) #### Experience in 8 industries Hypergen has demonstrated expertise across several industries, notably Advertising & Marketing, Chemicals & Biotechnology, IT Services, Software, Real Estate, and Design. Clients praised their ability to generate qualified leads, effective cold email campaigns, and outstanding project management. Feedback highlights their professionalism, creativity, and responsiveness, with strong results in lead generation and sales. Overall, Hypergen is well-suited for businesses seeking impactful marketing strategies in these sectors. [Read All Reviews](https://clutch.co/profile/hypergen-0?verified=true#reviews) ##### Advertising & marketing Experience Hypergen has received positive feedback in the Advertising & Marketing industry for their effective cold email outreach strategies, resulting in measurable success for clients. Clients highlighted their professionalism, responsiveness, and dedication to achieving results, with notable increases in qualified leads and sales. Notably, their approach is characterized by strategic planning and creativity, positioning them as a valuable partner for brands seeking effective marketing solutions. - 3 reviews for advertising & marketing industry - 3 reviews are 5 stars - $10,000 – $49,000 avg. project cost - Cold Email Campaign for Marketing Company (5.0/5, Jun 6, 2022): A marketing company has outsourced Hypernova Marketing to manage the cold e-mail campaigns of their company. The team has created a strategy and implements it effectively. [Read Full Review](https://clutch.co/go-to-review/hypergen-0/21839) - Lead Gen & Cold Email Campaign for Digital Mktg Agency (5.0/5, Jun 6, 2024): A digital marketing agency hired Hypergen to generate sales-qualified leads through cold emails. The team managed a large-scale outbound cold email campaign to generate leads.  [Read Full Review](https://clutch.co/go-to-review/hypergen-0/293112) - Lead Gen & Email Mktg for Marketing Agency (5.0/5, Mar 6, 2025): Hypergen provides lead generation services for a marketing agency. The team is responsible for gathering contacts, creating outreach messages, managing cold email outreach, and creating performance reports. [Read Full Review](https://clutch.co/go-to-review/hypergen-0/357605) ##### Chemicals & Biotechnology Experience Hypergen has demonstrated significant expertise in the Chemicals & Biotechnology sector, particularly in lead generation for biotech firms. Clients have praised their ability to create effective outreach messaging and efficiently manage data, resulting in impressive engagement rates. Feedback highlights their strong organization, responsiveness, and thorough understanding of complex technologies, making them a valuable partner for companies seeking to drive investor interest and generate leads. Overall, Hypergen is well-suited for businesses aiming to enhance their outreach and fundraising efforts in the biotech arena. - 2 reviews for chemicals & biotechnology industry - 2 reviews are 5 stars - Less than $10,000 avg. project cost - Lead Generation & Email Outreach for Biotechnology Company (5.0/5, Jul 5, 2023): Hypergen has been hired by a biotechnology company for lead generation and outreach services. They are responsible for listing contacts, creating outreach messaging, sending cold emails, and reporting. [Read Full Review](https://clutch.co/go-to-review/hypergen-0/212020) - Lead Generation & Email Mktg Services for BioTech Company (5.0/5, Aug 5, 2024): Hypergen provided lead generation services for a biotech company's fundraising. The team's goal was to assist the client in reaching out to investors and gauging their interest via a cold email campaign. [Read Full Review](https://clutch.co/go-to-review/hypergen-0/305272) ##### IT Services Experience Hypergen demonstrates strong expertise in lead generation within the IT Services sector, with clients highlighting their organizational skills and responsiveness. The company is praised for delivering good value and effectively aligning with client goals, resulting in measurable outcomes such as increased leads and optimized campaigns. Overall sentiment is highly positive, indicating that Hypergen is a reliable partner for businesses seeking impactful IT solutions. - 1 review for it services industry - 1 review is 5 stars - Unknown avg. project cost - Lead Generation for Tech Company (5.0/5, Oct 13, 2023): Hypergen provides lead generation services for a technology company. The team assists the client in generating leads for end clients on marketplaces such as Amazon.com. [Read Full Review](https://clutch.co/go-to-review/hypergen-0/240936) ##### Software Experience Hypergen demonstrates strong expertise in lead generation and marketing campaigns within the Software industry, consistently delivering impressive results for clients. Their proactive approach and deep understanding of client needs generate significant engagement, evidenced by high open and reply rates in email campaigns. Client feedback highlights their professionalism, creativity, and ability to swiftly execute campaigns, making them a reliable partner for businesses seeking to enhance their outreach and pipeline. Overall sentiment is overwhelmingly positive, indicating a solid fit for companies in need of effective marketing solutions. - 4 reviews for software industry - 4 reviews are 5 stars - $10,000 – $49,000 avg. project cost - Lead Generation & Email Marketing for Software Dev Company (5.0/5, Jun 23, 2022): After a discovery session with a software development company, Hypergen provides them with contact targeting and email marketing campaigns to generate sales opportunities in the US, Canada, and Europe. [Read Full Review](https://clutch.co/go-to-review/hypergen-0/24053) - Outbound Lead Generation for Customer Data Platform (5.0/5, Nov 11, 2022): Hypergen leads a customer data platform's outbound lead generation efforts via ads, emails, and phone calls. They've analyzed the client's products and customers before creating campaign content and activities. [Read Full Review](https://clutch.co/go-to-review/hypergen-0/166548) - Marketing & Lead Generation for Recruitment Platform (5.0/5, Dec 15, 2022): Hypergen helped a small recruitment firm improve their marketing efforts. In this particular campaign, they aligned the campaign goals and used the ICP as a marketing tool. They also provided copywriting. [Read Full Review](https://clutch.co/go-to-review/hypergen-0/172176) - Email Marketing for SaaS Company (5.0/5, Mar 26, 2023): Hypergen handles a SaaS company's email marketing efforts. They create target lists, manage outbound email marketing campaigns, and send email sequences, among other tasks. [Read Full Review](https://clutch.co/go-to-review/hypergen-0/190059) ##### Design Experience Hypergen has received positive feedback in the Design industry for their structured processes and effective collaboration with clients. Their expertise in creating tailored outreach strategies has resulted in significant lead generation for businesses, with clients noting the seamless experience and strong support throughout projects. The overall sentiment reflects their commitment to client success and optimization, making Hypergen a strong candidate for companies seeking impactful design and marketing services. - 1 review for design industry - 1 review is 5 stars - $10,000 – $49,000 avg. project cost - Cold Email Outreach for Motion Graphics Production Firm (5.0/5, Feb 23, 2023): Hypergen provides lead generation services for a motion graphics production firm. They extend the client's prospects and secure highly-qualified leads through cold email outreach. [Read Full Review](https://clutch.co/go-to-review/hypergen-0/182458) ##### Business services Experience Hypergen has received positive feedback in the Business services industry, particularly for their lead generation capabilities through targeted email campaigns. Clients have noted a significant 5x ROI and praised the team's professionalism, honesty, and dedication. The seamless workflow and integration process were highlighted as strengths, suggesting that Hypergen is well-equipped to enhance business operations and drive measurable results. Overall, their expertise in maximizing lead conversions makes them a strong candidate for companies looking to improve their business services. - 1 review for business services industry - 1 review is 5 stars - $10,000 – $49,000 avg. project cost - Lead Generation Services for Sales Agency (5.0/5, Aug 24, 2022): Hypergen has been hired by a sales agency to generate leads that are appointment-ready. They manage email outreach campaigns to increase the client's conversion rates. [Read Full Review](https://clutch.co/go-to-review/hypergen-0/155311) ##### Real estate Experience Hypergen demonstrates significant expertise in email marketing within the real estate sector. Clients praise the company's attention to detail and ability to generate high-quality leads, reporting measurable outcomes such as increased agent recruitment and client acquisition. Their efficient communication and strategic approach contribute to successful campaigns, making them a strong candidate for businesses seeking to enhance their marketing efforts in real estate. - 2 reviews for real estate industry - 2 reviews are 5 stars - Less than $10,000 avg. project cost - Email Marketing for Real Estate Company (5.0/5, Jan 6, 2022): Hypernova Marketing provides ongoing email marketing services for a real estate firm. This involves lead list sourcing, copywriting, cadence creation, and more. The goal is to improve lead acquisition.  [Read Full Review](https://clutch.co/go-to-review/hypergen-0/8046) - Email Marketing & Copywriting for Real Estate Brokerage (5.0/5, Jun 24, 2022): Hypergen is providing copywriting services for a real estate brokerage. They've also put together an email schedule to help the client generate inbound inquiries. [Read Full Review](https://clutch.co/go-to-review/hypergen-0/24185) ##### Consumer Products Experience Hypergen has demonstrated significant expertise in the Consumer Products industry, particularly in B2B lead generation for plant-based companies. Clients commend their organized workflows and positive team attitude, which have led to measurable outcomes, such as generating over 100 leads for a recent campaign. Their collaborative approach is seen as a strength, though there is a suggestion to enhance their creative services with stronger copywriting. Overall, Hypergen appears to be a valuable partner for businesses seeking effective marketing solutions in the Consumer Products sector. - 1 review for consumer products industry - 1 review is 5 stars - Less than $10,000 avg. project cost - Email Marketing for Plant-Based Chicken Company (5.0/5, Jun 2, 2022): Hypernova Marketing provides email marketing services for a plant-based chicken company. They are currently working on audience segmentation, creative, and a shared reporting dashboard to track success. [Read Full Review](https://clutch.co/go-to-review/hypergen-0/21465) #### 59% of employees work in Sofia office Sofia, Bulgaria 13 ulitsa "Veslets" 16 - 20 employees +1 614 432 8647 [See All Locations (2)](https://clutch.co/profile/hypergen-0#location) #### 2 reviews from clients near Sofia Review Rating from Clients - 5.0 out of 5.0 - Overall: 5.0 - Quality: 5.0 - Schedule: 5.0 - Cost: 5.0 - Willing to Refer: 5.0 Clients in Sofia praise Hypergen for their expertise in lead generation through targeted outbound campaigns, delivering high open and reply rates, and providing measurable ROI. They emphasize the company's responsiveness, industry insight, and ability to handle complex outreach projects effectively. [Read Local Reviews](https://clutch.co/profile/hypergen-0?verified=true#reviews) --- ### [Euroccor JSC](https://clutch.co/profile/euroccor-jsc) #### 4.5 out of 5 star rating (1 reviews) - $1,000+ minimum project size - $25 - $49 average hourly rate - 50 - 249 employees - София, Bulgaria #### Services Provided - Allocation of Expertise by Percentage - 65% Call Center Services - 15% Customer Service Outsourcing - 10% Sales Outsourcing - 10% Social Media Marketing #### Company description Euroccor JSC is a company specializing in Contact Center Services, particularly focusing on Customer Support Services such as listing quality checks. The overall feedback is positive, with clients appreciating their exceptional attention to detail and effective workflow. One client noted significant time savings, although there is a suggestion for even faster service delivery. [Visit Website](https://euroccor.com/) #### Accessible Clients have consistently praised Euroccor JSC for their accessibility and responsiveness. One client noted, "They are often available and we have regular points," highlighting the ease of communication. Additionally, another reviewer emphasized their impressive attention to detail, stating, "Their attention to detail is exceptional." Overall, the sentiment regarding accessibility is positive, with suggestions for even faster response times acknowledged as an area for improvement. #### 1 review mentions Call Center Services Listing Quality Services for Job Searching Platform 4.5/5 — Euroccor JSC provides listing quality services for a job searching platform.  - 0 of 1 Call Center Services reviews are 5 stars - Unknown avg. project cost [Read Full Review](https://clutch.co/go-to-review/euroccor-jsc/46080) #### Experience in 1 industry Euroccor JSC has demonstrated strong expertise in the Human Resources sector, specifically in the area of listing quality checks for online job boards. Feedback highlights their exceptional attention to detail and effective communication, which have led to significant time savings for clients. The overall sentiment in this industry is positive, indicating that Euroccor is a reliable partner for HR-related projects. [Read All Reviews](https://clutch.co/profile/euroccor-jsc?verified=true#reviews) ##### Human Resources Experience Euroccor JSC has received positive feedback in the Human Resources industry, particularly for their meticulous attention to detail and effective communication. Clients highlighted their capability in listing quality checks, which significantly improves efficiency and saves time. The firm’s team demonstrated strong availability and regular engagement with clients, fostering a collaborative environment. Overall, sentiment is favorable, making Euroccor a promising partner for companies seeking expertise in HR solutions. - 1 review for human resources industry - Unknown avg. project cost - Listing Quality Services for Job Searching Platform (4.5/5, Jun 7, 2021): Euroccor JSC provides listing quality services for a job searching platform.  [Read Full Review](https://clutch.co/go-to-review/euroccor-jsc/46080) #### 4.0 out of 5.0 rating for cost What Clients Have Said Clients have generally reported that Euroccor JSC offers good value for money, particularly noting their efficiency in saving time during projects. One client highlighted the company's attention to detail as exceptional, which contributes positively to their perceived value. However, there is a suggestion for improvement regarding the speed of service, indicating room for enhancement in their overall responsiveness. Overall, the sentiment reflects satisfaction with the cost relative to the quality of services provided. [Read All Reviews](https://clutch.co/profile/euroccor-jsc?verified=true#reviews) --- ### [Lukanoff Consulting Ltd](https://clutch.co/profile/lukanoff-consulting) #### 4.9 out of 5 star rating (8 reviews) - $1,000+ minimum project size - $50 - $99 average hourly rate - 2 - 9 employees - Sofia, Bulgaria #### Services Provided - Allocation of Expertise by Percentage - 10% Account-Based Marketing - 20% Email Marketing - 20% Marketing Strategy - 30% Sales Outsourcing - 20% Direct Marketing #### Company description Lukanoff Consulting Ltd specializes in Contact Center Services, with a strong focus on lead generation and booking sales meetings. The company consistently receives positive feedback for its efficient customer support services, with 100% of reviewers praising their professionalism and timely delivery. Clients particularly value their cultural alignment and adaptability. [Visit Website](https://lukanoffconsulting.com/) #### 4.8 out of 5.0 rating for cost What Clients Have Said Clients consistently praise Lukanoff Consulting Ltd for their value and cost-effectiveness. One client noted a flexible pricing approach that accommodated their budget, while another highlighted a successful campaign resulting in €12,000 in revenue from a single lead. Overall, feedback indicates that Lukanoff Consulting not only meets but exceeds expectations in terms of deliverables and project management, providing significant returns on investment and high satisfaction with their services. [Read All Reviews](https://clutch.co/profile/lukanoff-consulting?verified=true#reviews) - $10,000 to $49,000 (3 reviews) - Less than $10,000 (2 reviews) #### Completed projects in 2 countries - Bulgaria (5 projects) - England (1 projects) [View Reviews](https://clutch.co/profile/lukanoff-consulting?verified=true#reviews) #### 1 Review mentions Call Center Services in Sofia - 1 of 1 Sofia-based review is 5 stars - $10,000 – $49,000 avg. project cost for Call Center Services services in Sofia Sofia-based Call Center Services project highlight Direct Marketing & Sales Outsourcing for ERP Platform 5.0/5 — Lukanoff Consulting Ltd provides lead generation, B2B marketing, and sales meeting booking services for a cloud ERP platform. The team generates meetings through phone calls in targeted markets. [Read More](https://clutch.co/go-to-review/lukanoff-consulting/357339) [Read Similar Reviews](https://clutch.co/profile/lukanoff-consulting?location=2085&service_provided=field_pp_sl_call_center_services&verified=true#reviews) #### 4 reviews from clients near Sofia Review Rating from Clients - 5.0 out of 5.0 - Overall: 4.9 - Quality: 4.9 - Schedule: 4.9 - Cost: 4.9 - Willing to Refer: 4.9 Sofia-based clients commend Lukanoff Consulting for their comprehensive sales and marketing solutions, including lead generation, campaign management, and business growth strategies. They value their high professionalism, effective communication, and ability to deliver results that significantly impact their businesses. [Read Local Reviews](https://clutch.co/profile/lukanoff-consulting?verified=true#reviews) --- ### [ScaleRush](https://clutch.co/profile/scalerush) #### 5 out of 5 star rating (2 reviews) - 10 - 49 employees - Sofia, Bulgaria #### Services Provided - Allocation of Expertise by Percentage - 20% Email Marketing - 80% Sales Outsourcing #### Company description ScaleRush is a lead generation and sales outsourcing company distinguished by its bespoke approach to client needs. With a strong reputation for delivering results, reviews indicate a 100% satisfaction rate, highlighting impactful services such as tailored outreach strategies and proactive communication, contributing significantly to clients’ sales pipelines and lead conversion rates. [Visit Website](https://scalerush.io/) #### Proactive Clients have consistently praised ScaleRush for their proactive approach to project management and problem-solving. One client highlighted the company's 'deep industry knowledge and proactive communication,' which contributed to significant improvements in their sales pipeline. Regular updates and timely responses to needs were noted as key strengths, further solidifying the overall positive sentiment regarding their proactive engagement throughout the project. #### 5.0 out of 5.0 rating for cost What Clients Have Said Clients have highlighted ScaleRush's strong value for money, noting that the company delivers impressive results relative to their costs. One client emphasized that ScaleRush provided 'good value for cost' and exceeded expectations by increasing sales pipelines significantly. Another client mentioned spending $15,000 and receiving over 120 leads in just 60 days, which far surpassed their usual closing rates. Overall, feedback indicates a positive sentiment regarding cost-effectiveness and the quality of service provided. [Read All Reviews](https://clutch.co/profile/scalerush?verified=true#reviews) - $10,000 to $49,000 (1 reviews) #### Completed projects in 2 countries - Bulgaria (1 projects) - Switzerland (1 projects) [View Reviews](https://clutch.co/profile/scalerush?verified=true#reviews) #### 1 review from clients near Sofia Review Rating from Clients - 5.0 out of 5.0 - Overall: 5.0 - Quality: 5.0 - Schedule: 5.0 - Cost: 5.0 - Willing to Refer: 4.5 Clients in Sofia praise ScaleRush for their tailored lead generation strategies, delivering over 120 qualified leads in 60 days. They emphasize the team's understanding of client pain points and consistent on-time delivery, resulting in a significant increase in closed deals compared to typical rates. [Read Local Reviews](https://clutch.co/profile/scalerush?verified=true#reviews) --- ### [PowerSellers](https://clutch.co/profile/powersellers) #### 5 out of 5 star rating (2 reviews) - $10,000+ minimum project size - 2 - 9 employees - Sofia, Bulgaria #### Services Provided - Allocation of Expertise by Percentage - 15% Call Center Services - 25% Market Research - 60% Sales Outsourcing #### Company description PowerSellers specializes in Contact Center Services, focusing on lead generation and customer relationship management. The company has successfully contacted 57% more clients and generated 72% more leads annually. Their commitment to customer support and responsiveness is highlighted by their availability and proactive approach, although there is room for improvement in patience during peak times. [Visit Website](http://powersellers.eu/) #### Flexible The feedback regarding PowerSellers highlights their notable flexibility in project management. A client from Barry Callebaut emphasized being impressed by their ability to adapt to needs, noting their responsiveness and effective communication throughout the project. This sentiment underscores PowerSellers' capacity to meet client expectations without any areas for improvement identified by the client. Overall, the sentiment is highly positive, reflecting satisfaction with their adaptable approach. - Certificate Acquirement & Redemption for Cocoa Products Co (5.0/5, Apr 19, 2024): PowerSeller's flexibility is what impressed me the most. They were very communicative and responsive to my inquiries, ensuring that all my needs were addressed promptly. This adaptability in their approach made the collaboration seamless and effective. [Read Full Review](https://clutch.co/go-to-review/powersellers/283637) #### Experience in 2 industries PowerSellers has demonstrated strong expertise in the Food & Beverage and Energy & Natural Resources industries. Clients appreciate their effective communication and responsiveness, particularly in managing relationships and generating leads. In the Food & Beverage sector, they successfully procured renewable energy certificates, while in the Energy sector, they facilitated increased client engagement and lead generation. Overall sentiment is positive, highlighting their flexibility, value for cost, and commitment to client success, making them a strong candidate for projects in these industries. [Read All Reviews](https://clutch.co/profile/powersellers?verified=true#reviews) ##### Food & Beverage Experience PowerSellers has demonstrated strong expertise in the Food & Beverage sector through their successful collaboration with Barry Callebaut, focusing on the procurement and redemption of Renewable Energy Certificates. Clients praise their responsiveness, effective communication, and flexibility, which contributed to achieving notable outcomes at competitive prices. Overall, the positive feedback indicates that PowerSellers is a reliable partner for businesses in the Food & Beverage industry seeking impactful and cost-effective solutions. - 1 review for food & beverage industry - 1 review is 5 stars - $10,000 – $49,000 avg. project cost - Certificate Acquirement & Redemption for Cocoa Products Co (5.0/5, Apr 19, 2024): PowerSellers assists a chocolate and cocoa company in acquiring and redeeming IREC renewable energy certificates for all their facilities in Mexico.  [Read Full Review](https://clutch.co/go-to-review/powersellers/283637) ##### Energy & natural resources Experience PowerSellers has demonstrated significant expertise in the Energy & Natural Resources sector, particularly in managing client relationships and lead generation for clean energy solutions. Clients have noted their effective communication and responsiveness, resulting in a 72% increase in quality leads year-on-year. Their ability to bridge gaps between suppliers and clients has been highlighted as a key strength, making them a valuable partner for businesses seeking growth in the renewable energy market. - 1 review for energy & natural resources industry - 1 review is 5 stars - $200,000 – $999,999 avg. project cost - Call Center Services for Energy Solutions Provider (5.0/5, Apr 1, 2024): PowerSellers provides call center services for an energy solutions provider. The tasks include cold calling, polishing the sales speech, qualifying clients through calls, obtaining data, and assisting in contract signing. [Read Full Review](https://clutch.co/go-to-review/powersellers/279306) #### 5.0 out of 5.0 rating for cost What Clients Have Said Clients consistently highlight PowerSellers' competitive pricing and strong value for money. For instance, one client noted that their pricing 'fit our budget' and provided 'good value for cost.' Another client echoed this sentiment, stating that PowerSellers' pricing was a key reason for their selection, emphasizing their ability to deliver results while maintaining affordability. Overall, the sentiment regarding cost and value is highly positive, with no significant complaints noted. [Read All Reviews](https://clutch.co/profile/powersellers?verified=true#reviews) - $10,000 to $49,000 (1 reviews) - $200,000 to $999,999 (1 reviews) #### Very responsive PowerSellers is very responsive They are a great candidate to start a conversation with. Send them a short message or project inquiry. --- ### [CXG Business Process Outsourcing](https://clutch.co/profile/cxg-business-process-outsourcing) #### 5 out of 5 star rating (1 reviews) - 50 - 249 employees - Sofia, Bulgaria #### Services Provided - Allocation of Expertise by Percentage - 21% Back Office Outsourcing - 24% Call Center Services - 25% Customer Service Outsourcing - 15% Recruiting - 15% Staffing #### Company description CXG Business Process Outsourcing is a specialized BPO company known for its efficiency in scaling teams to manage shared services, AI training, and data analytics. Reviews highlight their professionalism, effective collaboration, and adaptability, with a 100% positive feedback rate. Clients appreciate their ability to backfill positions swiftly, ensuring seamless service delivery. [Visit Website](https://cx-g.com/) #### Well-organized projects Clients praise CXG Business Process Outsourcing for their well-organized project management and effective team collaboration. One client noted the seamless onboarding of new hires, ensuring no disruption in service delivery, while another emphasized the professionalism and friendliness of the CXG team. Regular alignment meetings and a strong support system contribute to a productive partnership, highlighting CXG's ability to manage challenges effectively, even during transitions such as remote work. #### Experience in 1 industry CXG Business Process Outsourcing has demonstrated strong expertise in the Software industry, particularly in managed and shared services for a SAAS company in Business Spend Management. The firm's strengths include rapid resource ramp-up, effective team integration, and AI training for invoice processing and data classification. Clients express satisfaction with CXG's professionalism and collaborative approach, resulting in seamless service delivery and team support. Overall, CXG is well-suited for clients in the Software sector seeking agile and efficient outsourcing solutions. [Read All Reviews](https://clutch.co/profile/cxg-business-process-outsourcing?verified=true#reviews) ##### Software Experience CXG Business Process Outsourcing demonstrates strong expertise in the Software industry, particularly in AI-driven processes and data analytics. Clients appreciate their professional and friendly approach, quick ramp-up capabilities, and the ability to integrate seamlessly with existing teams. The positive sentiment reflects CXG's successful management of diverse roles and effective workflow, contributing significantly to project success within a collaborative environment. Their responsiveness and adaptability during challenges further underscore their suitability for potential clients in the Software sector. - 1 review for software industry - 1 review is 5 stars - $200,000 – $999,999 avg. project cost - Managed & Shared Services for SaaS Company (5.0/5, Jul 29, 2021): CXG provides outsourcing services for a SaaS company. They put together multiple teams that support different managed and shared service requests such as building data models and AI engine training. [Read Full Review](https://clutch.co/go-to-review/cxg-business-process-outsourcing/95035) #### 5.0 out of 5.0 rating for cost What Clients Have Said Clients generally perceive CXG Business Process Outsourcing as offering strong value for money. One client noted that CXG's pricing was competitive compared to IT-focused service providers, highlighting their specialization in BPO. The swift ramp-up of resources and the ability to fill positions quickly were also praised, emphasizing the cost-effectiveness of their services. Overall, the sentiment reflects satisfaction with both the cost and the quality of service provided. [Read All Reviews](https://clutch.co/profile/cxg-business-process-outsourcing?verified=true#reviews) - $200,000 to $999,999 (1 reviews) --- ### [InfoSource Bulgaria Ltd](https://clutch.co/profile/infosource-bulgaria) #### 4.5 out of 5 star rating (2 reviews) - $1,000+ minimum project size - < $25 average hourly rate - 10 - 49 employees - Sofia, Bulgaria #### Services Provided - Allocation of Expertise by Percentage - 20% Back Office Outsourcing - 20% Call Center Services - 10% Customer Service Outsourcing - 20% Document Digitization & Management - 10% Finance & Accounting Outsourcing (FAO) - 20% Recruiting #### Company description InfoSource Bulgaria Ltd is a data management and analysis company specializing in extracting and structuring information from financial and executive reports. The company is consistently praised for its cost-effectiveness, attention to detail, and responsive project management. Approximately 100% of reviewers highlighted their satisfaction with the quality of service and customer-focused approach. [Visit Website](https://infosourcebulgaria.com/) #### Timely Clients have consistently praised InfoSource Bulgaria Ltd for their timely project management and responsiveness. One client noted that the team was 'always very responsive, timely and pro-active' in delivering outcomes. Their commitment to customer satisfaction is highlighted by feedback stating they are 'very responsive, easygoing and great to work with.' Overall, the sentiment regarding timeliness is overwhelmingly positive, indicating a strong alignment with client expectations. - Financial Services for Financial & Economic Media Company (5.0/5, Sep 14, 2023): Project management on our project was always very responsive, timely and pro-active. [Read Full Review](https://clutch.co/go-to-review/infosource-bulgaria/228656) #### Experience in 2 industries InfoSource Bulgaria Ltd has demonstrated expertise primarily in the Media and Software industries. Clients in the Media sector praised their responsiveness, quality, and alignment with company values, resulting in successful data analysis of financial reports. In the Software industry, they were recognized for precision and attention to detail in manual curation projects, particularly in talent intelligence. Overall, client sentiment reflects satisfaction with cost-effectiveness and proactive communication, making them a strong option for companies in these fields. [Read All Reviews](https://clutch.co/profile/infosource-bulgaria?verified=true#reviews) ##### Software Experience InfoSource Bulgaria Ltd demonstrates significant expertise in the Software industry, particularly in data curation and management. Clients appreciate their cost-effectiveness, attention to detail, and precision in data handling. Effective communication, with regular touchpoints, enhances collaboration, though there is room for further improvement. Overall, the positive feedback indicates that InfoSource is a reliable partner for software-related projects, making them a strong candidate for businesses seeking robust software solutions. - 1 review for software industry - Unknown avg. project cost - Data Curation for Talent Sourcing Platform (4.0/5, Jul 26, 2022): InfoSource Bulgaria Ltd provides data curation services for a talent sourcing software company. They gather executives' information, targeting Fortune 500 companies in the US. [Read Full Review](https://clutch.co/go-to-review/infosource-bulgaria/151608) ##### Media Experience InfoSource Bulgaria Ltd has established a strong reputation in the Media industry, particularly for their expertise in data extraction and analysis for financial reports. Clients appreciate their responsive project management, fair pricing, and alignment with company values. The positive client feedback highlights their commitment to customer satisfaction and quality service, making them a suitable partner for businesses seeking reliable support in financial data processing and market analysis. - 1 review for media industry - 1 review is 5 stars - $50,000 – $199,999 avg. project cost - Financial Services for Financial & Economic Media Company (5.0/5, Sep 14, 2023): InfoSource Bulgaria Ltd is hired by a financial and economic media company to extract financial information. The team gathers, structures, and analyzes data from yearly financial reports. [Read Full Review](https://clutch.co/go-to-review/infosource-bulgaria/228656) #### 4.5 out of 5.0 rating for cost What Clients Have Said Clients have consistently praised InfoSource Bulgaria Ltd for their cost-effectiveness and overall value for money. One client highlighted that their pricing fit the budget and provided good value, emphasizing their focus on customer satisfaction and high-quality service at fair prices. Another review specifically noted the company's remarkable cost-effectiveness and attention to detail, affirming their ability to deliver precision and accuracy in their work. [Read All Reviews](https://clutch.co/profile/infosource-bulgaria?verified=true#reviews) - $50,000 to $199,999 (1 reviews) #### Completed projects in 2 countries - Netherlands (1 projects) - United States (1 projects) [View Reviews](https://clutch.co/profile/infosource-bulgaria?verified=true#reviews) --- ### [MarketStar](https://clutch.co/profile/marketstar) - 1,000 - 9,999 employees - Sofia, Bulgaria #### Services Provided - Allocation of Expertise by Percentage - 15% Customer Service Outsourcing - 10% Digital Strategy - 10% Marketing Strategy - 65% Sales Outsourcing #### Company description MarketStar is a Sales Outsourcing company. Established in 1988, the firm is in Ogden, Utah and Dublin, Ireland. Their services include Sales Outsourcing and Customer Service Outsourcing. [Visit Website](https://www.marketstar.com/) #### 3% of employees work in Sofia office Sofia, Bulgaria bulevard "Cherni vrah" 201 - 250 employees 359 89 593 6318 [See All Locations (6)](https://clutch.co/profile/marketstar#location) --- ### [ODEON msc - A TTC brand](https://clutch.co/profile/odeon-msc-ttc-brand) - $1,000+ minimum project size - $25 - $49 average hourly rate - 10 - 49 employees - Sofia, Bulgaria #### Services Provided - Allocation of Expertise by Percentage - 10% Accounting - 10% Back Office Outsourcing - 10% Call Center Services - 10% Customer Service Outsourcing - 20% Finance & Accounting Outsourcing (FAO) - 20% HR Consulting - 10% Business Consulting - 10% Sales Outsourcing #### Company description Established in 2019, ODEON msc - A TTC brand is a Finance & Accounting Outsourcing (FAO) company. The team offers Finance & Accounting Outsourcing (FAO) and HR Consulting. [Visit Website](https://odeon-msc.com/) --- ### [Expand Acquisition](https://clutch.co/profile/expand-acquisition) - 2 - 9 employees - Sofia, Bulgaria #### Services Provided - Allocation of Expertise by Percentage - 50% Email Marketing - 50% Sales Outsourcing #### Company description Expand Acquisition is an Email Marketing and Sales Outsourcing company. They are based in Sofia, Bulgaria and have small team of experts. Their services include Email Marketing and Sales Outsourcing. [Visit Website](https://expandacquisition.com/) --- ### [Customer Care BG Ltd.](https://clutch.co/profile/customer-care-bg) - $1,000+ minimum project size - $25 - $49 average hourly rate - 10 - 49 employees - Sofia, Bulgaria #### Services Provided - Allocation of Expertise by Percentage - 100% Call Center Services #### Company description Call center service Customer Care BG Ltd. Is located in Sofia, Bulgaria. Their services include Call Center Services. [Visit Website](http://customercarebg.com/) --- ### [Sixty K Ltd](https://clutch.co/profile/sixty-k) - $50,000+ minimum project size - < $25 average hourly rate - 1,000 - 9,999 employees - Sofia, Bulgaria #### Services Provided - Allocation of Expertise by Percentage - 10% Back Office Outsourcing - 10% Call Center Services - 80% Customer Service Outsourcing #### Company description Sixty K Ltd is a large Customer Service Outsourcing company. Founded in 2008, the team focuses on Customer Service Outsourcing and Back Office Outsourcing. [Visit Website](https://www.60k.bg/en/) --- ### [Squaretalk](https://clutch.co/profile/squaretalk) - $1,000+ minimum project size - 50 - 249 employees - Sofia, Bulgaria #### Services Provided - Allocation of Expertise by Percentage - 20% Call Center Services - 80% Unified Communications Consulting & SI #### Company description Launched in 2010, Squaretalk is an unified communications consulting & SI company. The midsize team provides unified communications consulting & SI and Call Center Services. [Visit Website](https://squaretalk.com/) #### 26% of employees work in Sofia office Sofia, Bulgaria 133 Todor Aleksandrov blvd 10 - 15 employees +35924916130 [See All Locations (2)](https://clutch.co/profile/squaretalk#location) --- ### [Mellon Bulgaria](https://clutch.co/profile/mellon-bulgaria) - $1,000+ minimum project size - < $25 average hourly rate - 50 - 249 employees - Sofia, Bulgaria #### Services Provided - Allocation of Expertise by Percentage - 15% Custom Software Development - 25% Call Center Services - 25% HR Outsourcing - 10% Mobile App Development - 25% Other Application Development #### Company description Call center service Mellon Bulgaria was established in 2001. The midsize team provides Call Center Services and HR Outsourcing. [Visit Website](https://www.mellon.bg) --- ### [Euro Connect](https://clutch.co/profile/euro-connect) - $1,000+ minimum project size - $25 - $49 average hourly rate - 2 - 9 employees - Sofia, Bulgaria #### Services Provided - Allocation of Expertise by Percentage - 40% Call Center Services - 40% Customer Service Outsourcing - 20% Sales Outsourcing #### Company description Euro Connect is a small phone answering service in Sofia, Bulgaria. The team offers Call Center Services and Customer Service Outsourcing. [Visit Website](https://www.euroconnect.bg/en/) --- ### [Instorm](https://clutch.co/profile/instorm) - $5,000+ minimum project size - $200 - $300 average hourly rate - 2 - 9 employees - Sofia, Bulgaria #### Services Provided - Allocation of Expertise by Percentage - 50% Corporate Training & Coaching - 30% Business Consulting - 20% Sales Outsourcing #### Company description Launched in 2018, Instorm is a Corporate Training & Coaching company. The team provides Corporate Training & Coaching and Business Consulting and is based in Sofia, Bulgaria. [Visit Website](https://www.instorm.io) --- ### [Passion4Growth](https://clutch.co/profile/passion4growth) #### 4.9 out of 5 star rating (9 reviews) - $1,000+ minimum project size - $50 - $99 average hourly rate - 2 - 9 employees - Breznik, Bulgaria #### Services Provided - Allocation of Expertise by Percentage - 20% Account-Based Marketing - 30% Business Consulting - 20% Market Research - 30% Sales Outsourcing #### Company description Passion4Growth is a lead generation and business development company that excels in enhancing client portfolios and expanding market presence through strategic partnerships and digital outreach. Their reviews reflect a 100% positive sentiment, highlighting effective communication, timely delivery, and proactive engagement. Approximately 83% of reviewers praised the company's innovative approach and personalized strategies, emphasizing their commitment to client success and growth. [Visit Website](https://passion4growth.biz/) #### Team players Clients consistently praise Passion4Growth for their collaborative approach and effective teamwork. One client highlighted the 'fantastic synchronicity' between teams, noting that communication was prompt and sufficient. Another emphasized the 'effective communication and teamwork' throughout the project, which facilitated a seamless execution. Overall, the sentiment is overwhelmingly positive, with clients appreciating their proactive engagement and commitment to partnership success. - Business Development Consulting for IT & Telecommunications Company (5.0/5, Mar 29, 2024): The collaboration between our teams was marked by effective communication and teamwork. Regular updates and strategy sessions ensured alignment and facilitated a seamless project execution. [Read Full Review](https://clutch.co/go-to-review/passion4growth/278900) #### Experience in 6 industries Passion4Growth has demonstrated significant expertise across multiple industries, including Software, Advertising & Marketing, Telecommunications, IT Services, and Human Resources. Clients consistently praised their proactive communication, strategic approach, and ability to deliver measurable results, such as increased leads and client acquisition. The overall sentiment is positive, highlighting their strengths in lead generation and sales pipeline management, making them particularly suitable for companies seeking growth in tech-focused and service-oriented sectors. [Read All Reviews](https://clutch.co/profile/passion4growth?verified=true#reviews) ##### Advertising & marketing Experience Passion4Growth has received positive feedback in the Advertising & marketing industry, noted for their proactive approach, strong client communication, and effective lead generation strategies. Clients highlighted the provider's expertise in creating tailored marketing solutions that align with business objectives, leading to measurable results in client acquisition and brand recognition. Their emphasis on collaboration and timely delivery further strengthens their reputation as a reliable partner for companies seeking growth in this competitive landscape. - 2 reviews for advertising & marketing industry - 2 reviews are 5 stars - Less than $10,000 avg. project cost - Sales Outsourcing for Marketing Agency (5.0/5, Oct 31, 2024): Passion4Growth provides sales outsourcing services for a marketing agency. The team is responsible for employing their sales pipeline and generating leads for the client. [Read Full Review](https://clutch.co/go-to-review/passion4growth/327367) - Outsourced Sales, Email & Lead Gen Mktg for Marketing Co (5.0/5, Nov 13, 2024): Passion4Growth provided lead generation services for a marketing company. The team was responsible for building an ideal customer profile, developing messages and emails, and executing campaigns. [Read Full Review](https://clutch.co/go-to-review/passion4growth/330543) ##### Telecommunications Experience Passion4Growth has received positive feedback from clients in the Telecommunications industry, highlighting their expertise in facilitating strategic partnerships and business development. A client noted their effective use of digital channels to engage partners, resulting in significant outcomes, including 15 strategic meetings weekly and a €2.5 million sales pipeline. Their strong communication, timely delivery, and commitment to excellence have positioned them as a valuable partner for businesses seeking growth in the Telecommunications sector. - 1 review for telecommunications industry - 1 review is 5 stars - $10,000 – $49,000 avg. project cost - Business Development Consulting for IT & Telecommunications Company (5.0/5, Mar 29, 2024): Passion4Growth was hired by an IT and telecommunications company for their business development consultation services in order to expand their reach on an international scale. [Read Full Review](https://clutch.co/go-to-review/passion4growth/278900) ##### IT Services Experience Passion4Growth has received positive feedback for their expertise in lead generation and sales growth within the IT Services industry. Clients commend their proactive approach, effective communication, and ability to adapt strategies to meet specific needs. The outcomes of their engagements include increased client leads and measurable growth, demonstrating their impact on business success. Overall, their reputation as a reliable partner makes them a strong candidate for companies seeking to enhance their sales capabilities. - 2 reviews for it services industry - 2 reviews are 5 stars - $10,000 – $49,000 avg. project cost - Lead Generation for Tech Startup (5.0/5, May 31, 2022): To grow their sales pipeline, a tech startup hired Passion4Growth for their lead generation services. This involved defining the client's ideal customer profile, selecting the industries to target, and more. [Read Full Review](https://clutch.co/go-to-review/passion4growth/21017) - Business Services for Shopify Development Agency (5.0/5, Feb 24, 2023): A Shopify development agency has hired Passion4Growth to be their external outbound team. They've created a database with several hundred of the client's ideal customer profiles and managed their campaigns.   [Read Full Review](https://clutch.co/go-to-review/passion4growth/182641) ##### Human Resources Experience Passion4Growth has received positive feedback in the Human Resources industry, particularly in their ability to enhance lead generation for recruitment agencies. Clients commend their proactive approach, professionalism, and effective communication, which have notably doubled revenue and expanded market reach in Europe. Overall, the sentiment is highly favorable, indicating strong expertise and impactful results that suggest Passion4Growth is a suitable partner for businesses seeking growth in HR-related services. - 1 review for human resources industry - 1 review is 5 stars - Unknown avg. project cost - Lead Generation for Recruitment Agency (5.0/5, Jun 7, 2022): A recruitment agency partnered with Passion4Growth for lead generation. The team understood what the client discussed and worked accordingly.  [Read Full Review](https://clutch.co/go-to-review/passion4growth/21943) ##### Software Experience Passion4Growth has received positive feedback from clients in the software industry, highlighting their expertise in lead generation and client engagement. Clients noted their proactive approach, effective communication, and timely delivery of services. The company has successfully helped clients expand their portfolios and improve their market presence, particularly in competitive sectors such as eCommerce and IoT. Overall, the sentiment reflects a strong capability to drive results and a solid fit for businesses seeking growth in the software domain. - 2 reviews for software industry - 2 reviews are 5 stars - Unknown avg. project cost - Marketing Services for Software Dev Company (5.0/5, Mar 15, 2023): Passion4Growth created an all-in database using Demandware for a software development company. The team also built Email and LinkedIn campaigns and used cold calling and other direct sales approaches. [Read Full Review](https://clutch.co/go-to-review/passion4growth/187364) - Lead Generation Services for IoT Monitoring Company (5.0/5, Oct 24, 2025): Passion4Growth provided lead generation services for an IoT monitoring company. The team was tasked with finding and following up with leads that could onboard new end customers into the client's platform. [Read Full Review](https://clutch.co/go-to-review/passion4growth/415568) ##### Design Experience Passion4Growth has demonstrated notable expertise in visual identity and digital communication design, as highlighted by their successful LinkedIn optimization project. Clients commend their strong project management, timely deliverables, and clear communication. The founder's active involvement and the team's collaborative approach have left a positive impact, facilitating meaningful connections and growth opportunities. Overall, the firm is well-regarded for aligning strategies with client goals, making them a strong candidate for businesses seeking impactful design solutions. - 1 review for design industry - Less than $10,000 avg. project cost - Social Media Marketing for Branding & Design Studio (4.5/5, Oct 27, 2025): Passion4Growth provided social media marketing services for a branding and design studio. The team supported the client's LinkedIn growth and lead generation, delivering a content and outreach strategy. [Read Full Review](https://clutch.co/go-to-review/passion4growth/415905) #### 4.8 out of 5.0 rating for cost What Clients Have Said Clients consistently highlight Passion4Growth's competitive pricing and strong value for money. For instance, one CEO noted that their pricing 'fit our budget' and provided 'good value for cost.' Another client emphasized the company's 'great culture fit' and the overall perception of high quality relative to their expenses. Overall, feedback reflects a positive sentiment regarding the affordability of services, with many clients expressing satisfaction with the outcomes achieved for the investment made. [Read All Reviews](https://clutch.co/profile/passion4growth?verified=true#reviews) - $10,000 to $49,000 (3 reviews) - Less than $10,000 (2 reviews) #### 3 reviews from clients near Sofia Review Rating from Clients - 5.0 out of 5.0 - Overall: 4.8 - Quality: 5.0 - Schedule: 4.7 - Cost: 4.8 - Willing to Refer: 4.8 Local clients praise Passion4Growth for their expertise in LinkedIn growth, lead generation, and brand positioning, successfully managing diverse projects from profile optimization to outreach campaigns. They emphasize the company's proactive approach, timely delivery, and transparent communication, resulting in measurable business growth and new client acquisition. [Read Local Reviews](https://clutch.co/profile/passion4growth?verified=true#reviews) --- ### [eTel Digital Agency](https://clutch.co/profile/etel-digital-agency) - 50 - 249 employees - Sofia, Bulgaria #### Services Provided - Allocation of Expertise by Percentage - 20% E-Commerce Development - 20% Email Marketing - 20% Sales Outsourcing - 10% Search Engine Optimization - 20% Social Media Marketing - 10% Web Design #### Company description Social media marketing firm eTel Digital Agency was founded in 2001. The midsize team specializes in Social Media Marketing and Email Marketing. [Visit Website](https://www.etel.bg/) --- ### [Latiane Ltd](https://clutch.co/profile/latiane) - 50 - 249 employees - Balsha, Bulgaria #### Services Provided - Allocation of Expertise by Percentage - 60% Call Center Services - 40% Recruitment Process Outsourcing #### Company description Latiane Ltd, a midsize telephone answering service, is in Balsha, Bulgaria. Their services include Call Center Services and Recruitment Process Outsourcing. [Visit Website](https://latiane.com/) --- ### [Orpheus Solutions](https://clutch.co/profile/orpheus-solutions) #### 5 out of 5 star rating (1 reviews) - $5,000+ minimum project size - $25 - $49 average hourly rate - 2 - 9 employees - Sofia, Bulgaria #### Services Provided - Allocation of Expertise by Percentage - 25% Call Center Services - 30% Corporate Training & Coaching - 10% Finance & Accounting Outsourcing (FAO) - 10% HR Consulting - 25% Business Consulting #### Company description Orpheus Solutions is a digital marketing consulting firm recognized for its innovative approach and profound expertise in digital marketing strategies. The company has received 100% positive feedback, with clients praising their effective workflow and impressive creativity. Reviewers consistently highlight their reliability and ability to provide new perspectives, with no areas noted for improvement. [Visit Website](https://orpheussolutions.com/) #### Knowledgeable Clients have consistently praised Orpheus Solutions for their remarkable knowledge in digital marketing. One client highlighted their extensive discussions, which reinforced confidence in the company's vision. The effective collaboration and the fresh perspectives provided by their strategists further underscore their expertise. Overall, the sentiment is highly positive, with clients feeling assured in their capabilities and satisfied with the solutions offered. #### Experience in 1 industry Orpheus Solutions has demonstrated expertise in the Arts, Entertainment, and Music industry, particularly in enhancing marketing strategies. Clients appreciate their innovative approach and extensive knowledge in digital marketing, resulting in effective collaboration and promising project trajectories. Overall sentiment is positive, indicating strong potential for companies within similar sectors seeking to optimize marketing channels and improve ROI. [Read All Reviews](https://clutch.co/profile/orpheus-solutions?verified=true#reviews) ##### Arts, entertainment & music Experience Orpheus Solutions demonstrates strong expertise in digital marketing within the Arts, entertainment, and music sectors. Clients appreciate their creative approach and in-depth knowledge, highlighting effective communication and collaboration. The positive sentiment is reinforced by their ability to provide fresh perspectives that enhance business strategies, making them a valuable partner for clients seeking to maximize their impact in the industry. - 1 review for arts, entertainment & music industry - 1 review is 5 stars - Less than $10,000 avg. project cost - Consulting for College Student-Focused Food App (5.0/5, Jun 5, 2020): Orpheus Solutions consulted on digital marketing techniques with the aim of expanding a food app's reach among college students. Their services spanned consulting on SEO, social media, and digital ads. [Read Full Review](https://clutch.co/go-to-review/orpheus-solutions/105728) #### 5.0 out of 5.0 rating for cost What Clients Have Said Clients express a positive sentiment regarding the value for money provided by Orpheus Solutions, highlighting their effective consulting services in digital marketing. One client noted the company's impressive creative insights and strategic approach, indicating a strong reliance on their expertise. Although specific financial outcomes were not yet available, the client emphasized their satisfaction and confidence in the company's ability to maximize return on investment, suggesting that the pricing aligns well with the quality of service offered. [Read All Reviews](https://clutch.co/profile/orpheus-solutions?verified=true#reviews) - Less than $10,000 (1 reviews) --- ### [Logicall Bulgaria AD](https://clutch.co/profile/logicall-bulgaria-ad) - $1,000+ minimum project size - $25 - $49 average hourly rate - 2 - 9 employees - Serdica, Bulgaria #### Services Provided - Allocation of Expertise by Percentage - 100% Call Center Services #### Company description Logicall Bulgaria AD, an answering service company, was established in 2007. The company specializes in Call Center Services. [Visit Website](http://www.logicall.bg/) --- ### [Alba Center](https://clutch.co/profile/alba-center) - $1,000+ minimum project size - $25 - $49 average hourly rate - 2 - 9 employees - Sofia, Bulgaria #### Services Provided - Allocation of Expertise by Percentage - 50% Call Center Services - 25% Customer Service Outsourcing - 25% Sales Outsourcing #### Company description Alba Center, a small phone answering service, is headquartered in Sofia, Bulgaria. The team focuses on Call Center Services and Sales Outsourcing. [Visit Website](http://www.albacallcenter.com/) --- ### [Inter Contact Bulgaria](https://clutch.co/profile/inter-contact-bulgaria) - $1,000+ minimum project size - $25 - $49 average hourly rate - 2 - 9 employees - Sofia, Bulgaria #### Services Provided - Allocation of Expertise by Percentage - 100% Call Center Services #### Company description Answering service Inter Contact Bulgaria is headquartered in Sofia, Bulgaria. They focus on Call Center Services and were launched in 2006. [Visit Website](https://www.intercontactbg.com/en/) --- ### [Callhalla](https://clutch.co/profile/callhalla) - $1,000+ minimum project size - $25 - $49 average hourly rate - 2 - 9 employees - Sofia, Bulgaria #### Services Provided - Allocation of Expertise by Percentage - 50% Call Center Services - 50% Customer Service Outsourcing #### Company description Callhalla, an answering service and Customer Service Outsourcing company, was established in 2014. The small team offers Call Center Services and Customer Service Outsourcing. [Visit Website](http://www.callhalla.com/) --- #### Get personalized agency matches based on your project goals. [Find the right fit](https://project.clutch.co/project-brief?source=directory_slide_in_CTA&BPB_adoption_source=directory) ## Why Trust Clutch At Clutch, we believe trust is the foundation of every business relationship. Our mission is to help buyers make confident, data-backed decisions informed by real client experiences. Every review on Clutch undergoes a rigorous, human-led verification process to make sure it’s valid. Our team of specialists confirms the identity of each reviewer, ensures the project is legitimate, and only publishes reviews that meet our strict criteria. Verification doesn’t stop at the point of publication. Our Trust & Safety team routinely audits older reviews against our guidelines. When reviews fall short of our standards, we remove them. We evaluate service providers using a [structured methodology](https://clutch.co/methodology) that combines: - In-depth client interviews and ratings - Comprehensive project details - Market presence - Portfolio examples and industry recognition This data powers tools like the Leaders Matrix, which helps you compare agencies directly. 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