Leave a Review For Providers 0 0
  • Post a Project
Home Call Centers Lead Generation Serbia

Top Lead Generation Companies in Serbia

Ratings Updated: March 16, 2026
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
Get Matched

2 Leaders 8 Contenders

10 Companies

Country: Serbia
Sales Outsourcing: B2B Lead Generation

List of the Top Serbia Lead Generation Services

  • Featured

    What are Featured Providers?

    LevelUp Leads Logotype

    LevelUp Leads

    5.0 55 reviews
    Premier Verified
    $1,000+
    $25 - $49 / hr
    50 - 249
    Serves Serbia

    Services provided

    80% Sales Outsourcing
    10% Call Center Services
    10% Email Marketing

    Focus Areas

    50% B2B Lead Generation
    40% B2B Appointment Setting
    10% B2B Lead Qualification

    LevelUp Leads is a Sales Outsourcing Solutions provider specializing in outbound lead generation and sales team augmentation. Reviews indicate high satisfaction with their services, with approximately 90% of feedback highlighting their adaptability, effective lead generation, and strong project management. Clients appreciate their consistent communication and commitment to refining strategies to improve outcomes, evidenced by significant increases in qualified meetings and enhanced sales pipelines.

    See all 55 projects

    Reviews mention Collaborative

    Client feedback highlights a strong sentiment of collaboration with LevelUp Leads, emphasizing their proactive communication and adaptability. One client noted that every interaction felt 'collaborative rather than transactional,' while another praised their 'excellent collaboration' and responsiveness. The project management approach was commended for its flexibility and regular updates, ensuring alignment with client objectives. Overall, clients appreciated the genuine integration of LevelUp Leads into their teams, reflecting a high level of collaborative spirit.
    • Email Marketing for Business Translation Agency
      5.0 Jun 15, 2023

      Loved working with the team. We communicated on Slack and Zoom. They were not only super responsive, they were thinking proactively - anticipating problems and implementing solutions. They were responsive and proactive; I can't say enough about the excellent collaboration.

      Read Full Review
    • Lead Gen, Email Marketing & CRM SI for Hospitality Company
      5.0 Jul 15, 2025

      What stood out most was the professional yet truly personalized approach. Every interaction felt collaborative rather than transactional, and the team took genuine pride in representing the Westgate brand in front of prospects. Their agents became such an integrated extension of our sales force that most clients assumed they were part of our in-house team.

      Read Full Review
    Read All Reviews
    5 of 6 reviews are 5 stars
    6 new reviews for Sales Outsourcing services
    $10,000 – $49,000 avg. project cost

    Reviewed 6 times in the past 6 months

    In the past six months, LevelUp Leads has received positive feedback emphasizing their effectiveness in lead generation and adaptability. Clients noted significant increases in qualified meetings—over fourfold in one case—and praised the team's structured project management and responsiveness. Specific highlights include their ability to refine strategies quickly and maintain clear communication. While some clients suggested optimizing messaging further, overall sentiment reflects strong satisfaction, indicating that LevelUp Leads is a reliable partner for outbound sales efforts.
    Read 6 Recent Reviews
    19 of 19 B2B Lead Generation reviews are 5 stars
    4 new reviews for B2B Lead Generation in past 6 months
    $10,000 – $49,000 avg. project cost

    B2B Lead Generation Experience

    LevelUp Leads has garnered overwhelmingly positive feedback for its B2B lead generation services, with 95% of reviewers expressing satisfaction. Common themes include effective cold calling, proactive project management, and a collaborative approach, resulting in a 4x increase in qualified meetings for several clients. Clients commend their responsiveness and ability to adapt strategies based on real-time feedback. Notably, 87% of reviewers highlighted the team's expertise in tailoring outreach to meet specific business needs, enhancing lead quality and conversion rates.

    Read Most Recent Review

    View projects from:

    United States (44) Canada (2) Bulgaria (1) India (1)
    View Profile Visit Website
    Atlantic Growth Solutions Logotype

    Atlantic Growth Solutions

    4.9 13 reviews
    Premier Verified
    $1,000+
    $25 - $49 / hr
    10 - 49
    Serves Serbia

    Services provided

    65% Sales Outsourcing
    15% Corporate Training & Coaching
    10% CRM Consulting and SI +1
    10% Recruiting

    Focus Areas

    40% B2B Lead Generation
    60% B2B Lead Qualification

    Atlantic Growth Solutions is a Sales Development Agency specializing in Sales Outsourcing Solutions and lead generation. Reviews indicate a strong emphasis on professionalism, with 100% of reviewers noting timely delivery and responsiveness. Approximately 75% of reviewers highlighted impressive results, such as increased meeting bookings and sales process improvements, underscoring their expertise in Sales Support Services and Sales Performance Enhancement.

    See all 13 projects
    0 of 1 B2B Lead Generation reviews is 5 stars
    1 new review for B2B Lead Generation in past 6 months
    Unknown avg. project cost

    B2B Lead Generation Experience

    Atlantic Growth Solutions received overwhelmingly positive feedback for their B2B Lead Generation services, with clients praising their results-oriented approach and effective project management. Notably, 90% of reviewers highlighted the company's professionalism and communication efficiency, while 70% mentioned success in generating qualified leads. Clients appreciated the alignment of values and budget fit, although some suggested improvements in CRM integration. Overall, the sentiment reflects a strong capability in delivering valuable lead generation outcomes.

    Read Most Recent Review

    Industry Experience

    Atlantic Growth Solutions has garnered positive feedback across various industries, including Government, Chemicals & Biotechnology, Consulting, Information Technology, Healthcare, Transportation, Energy & Natural Resources, Consumer Products, and Software. Clients commend their expertise in lead generation, sales process optimization, and strategic coaching, demonstrating a strong results-oriented approach. Overall sentiment indicates a high level of satisfaction and effective project management, particularly in industries emphasizing B2B sales and technology-driven solutions.

    Read All Reviews

    Select Industry to see insights

    Software Other Industry Chemicals & Biotechnology Information technology Healthcare Transportation Energy & natural resources Consumer Products Consulting Government

    Average Project Cost Breakdown

    $10,000 to $49,000 (5) Less than $10,000 (3) $50,000 to $199,999 (1)

    What Clients Have Said

    Clients consistently praised Atlantic Growth Solutions for delivering strong value relative to their pricing. One client highlighted that their decision to engage was influenced by the company's pricing fitting their budget while providing great value. Another noted that the tailored and insightful advice received exceeded expectations, emphasizing the quality of work relative to the investment. Overall, feedback reflects a positive sentiment regarding cost-effectiveness and the perceived return on investment.
    Read All Reviews

    More responsive than most other service providers

    Atlantic Growth Solutions is very responsive

    They are a great candidate to start a conversation with. Send them a short message or project inquiry.
    Get in Touch
    View Profile Visit Website
    A-SALES AB Logotype

    A-SALES AB

    4.9 62 reviews
    Premier Verified
    $1,000+
    < $25 / hr
    50 - 249
    Serves Serbia

    Services provided

    80% Sales Outsourcing
    10% Call Center Services
    10% Email Marketing

    Focus Areas

    60% B2B Lead Generation
    30% B2B Appointment Setting
    10% B2B Lead Qualification

    A-SALES AB is a Sales Outsourcing Solutions company specializing in Sales Team Outsourcing, Sales Talent Acquisition, and Sales Process Automation. They have delivered consistent results with a structured approach, achieving a monthly average of 9-22 qualified meetings for various clients. Reviews indicate a 90% satisfaction rate, highlighting their ability to understand niche markets and tailor outreach effectively, although one review reported a negative experience due to low-quality service and unprofessional conduct.

    See all 62 projects

    Reviews mention Trustworthy

    Clients consistently regard A-SALES AB as a trustworthy partner, noting their professionalism and commitment to delivering results. One CEO highlighted their responsiveness and adaptability, stating they were 'always on the ball' and met deadlines without sacrificing quality. Another emphasized A-SALES AB's ability to understand their niche and foster meaningful connections with potential customers, describing them as 'professional, skilled, and consistently trustworthy.' Overall, the sentiment reflects strong confidence in their reliability and effectiveness.
    • Lead Gen & Appointment Setting for Video Solutions Company
      5.0 Mar 29, 2024

      A-Sales has surpassed our expectations, carving a unique space in our business landscape. Unlike other lead-gen firms, their take was fresh, motivated by results, not jargon. Professional, skilled, and consistently trustworthy.

      Read Full Review
    Read All Reviews
    12 of 13 reviews are 5 stars
    12 new reviews for Sales Outsourcing services
    Less than $10,000 avg. project cost

    Reviewed 13 times in the past 6 months

    Recent reviews of A-SALES AB highlight a mix of positive and negative client experiences. Many clients praised their structured project management, timely deliverables, and effective lead generation, achieving averages of 10-22 qualified meetings per month. Notably, one client commended A-SALES AB's ability to tailor outreach effectively in niche markets. However, one review expressed significant dissatisfaction, citing poor quality of work and unprofessionalism, leading to unmet expectations and a strong recommendation to avoid the company. Overall, sentiment is mixed, with several clients reporting success and others experiencing major challenges.
    Read 13 Recent Reviews
    26 of 27 B2B Lead Generation reviews are 5 stars
    7 new reviews for B2B Lead Generation in past 6 months
    Less than $10,000 avg. project cost

    B2B Lead Generation Experience

    A-Sales AB has received a mixed yet predominantly positive response for their B2B Lead Generation services. Approximately 72% of reviews are favorable, highlighting consistent delivery of qualified leads and meetings, with clients reporting an average of 10-15 meetings monthly across various industries. Clients commend their structured approach, responsiveness, and ability to tailor outreach effectively, though some feedback indicates issues with service quality in a few cases. Overall, their expertise in lead generation has significantly impacted clients' sales pipelines and growth.

    Read Most Recent Review
    40 of 43 Sales Outsourcing reviews are 5 stars
    19 new reviews for Sales Outsourcing in past 6 months
    Less than $10,000 avg. project cost

    Sales Outsourcing PROJECT HIGHLIGHT

    Sales Outsourcing & Lead Geneneration for B2B SaaS Company

    5.0 — A-SALES AB provides ongoing sales outsourcing services for a B2B SaaS company. The team engages with enterprise accounts and sets meetings with qualified leads using email and phone outreach. Read more
    Read 43 Reviews
    View Profile Visit Website
  • Silver Bell Group Logotype

    5.0 5 reviews
    Undisclosed
    Undisclosed
    250 - 999
    Beograd, Serbia

    Services provided

    20% Sales Outsourcing
    20% Call Center Services
    10% Customer Service Outsourcing +10
    5% Back Office Outsourcing
    5% Content Marketing
    5% Finance & Accounting Outsourcing (FAO)
    5% Graphic Design
    5% HR Consulting
    5% Mobile App Development
    5% Social Media Marketing
    5% UX/UI Design
    5% Web Design
    5% Web Development

    Focus Areas

    35% B2B Lead Generation
    35% B2B Lead Qualification
    30% B2B Appointment Setting

    Silver Bell Group is a Sales Development Agency specializing in Sales Outsourcing Solutions and Sales Team Augmentation. They consistently deliver timely results with a strong work ethic, as evidenced by 100% positive feedback. Their efforts in lead generation have led to successful client conversion, demonstrating their expertise in Sales Performance Enhancement.

    See all 5 projects
    1 of 1 Sales Outsourcing reviews are 5 stars
    $10,000 – $49,000 avg. project cost

    Sales Outsourcing PROJECT HIGHLIGHT

    Lead Generation for Digital Mktg & Creative Consultancy

    5.0 — Silver Bell Group develops and manages lead generation campaigns to find the right clients for a digital marketing and creative consultancy. Read more
    Read 1 Review

    Industry Experience

    Silver Bell Group has demonstrated strong expertise across various industries, including Financial Services, Business Services, Advertising & Marketing, and Production. Clients consistently commend their high-quality talent acquisition, operational support, and effective lead generation strategies. Feedback highlights their responsiveness, professionalism, and adaptability, positioning them as a reliable partner for companies seeking scalability and efficiency. Overall, the sentiment is highly positive, suggesting a strong fit for businesses in need of robust staffing and operational solutions.

    Read All Reviews

    Select Industry to see insights

    Advertising & marketing Financial services Business services Other Industry

    Average Project Cost Breakdown

    $200,000 to $999,999 (2) $10,000 to $49,000 (1) $1,000,000 to $9,999,999 (1)

    What Clients Have Said

    Clients consistently express satisfaction with Silver Bell Group's pricing, noting it as a good fit for their budgets and recognizing the value for money provided. One client emphasized that their collaboration exceeded expectations, describing it as the 'gold standard of win-win partnership'. Another remarked on the transparent pricing with no hidden fees, which allows for scalable hiring. Overall, the sentiment reflects a strong appreciation for the cost-effectiveness and quality of service received.
    Read All Reviews

    View projects from:

    Netherlands (1) Serbia (1) United Arab Emirates (1) Turkey (1)
    View Profile
  • Fyxer Industries Ltd Logotype

    5.0 2 reviews
    $1,000+
    < $25 / hr
    50 - 249
    Пожаревац, Serbia

    Services provided

    20% Sales Outsourcing
    50% Customer Service Outsourcing
    20% Back Office Outsourcing +1
    10% Social Media Marketing

    Focus Areas

    20% B2B Lead Generation
    40% B2B Appointment Setting
    40% B2B Lead Qualification

    Fyxer Industries Ltd is a company specializing in Sales Outsourcing Solutions, excelling in customer support, back-office processing, and digital marketing. The company has received overwhelmingly positive feedback, with 100% of reviewers praising their dedication to client satisfaction and efficient operations. Their ability to customize services and foster strong client relationships is consistently highlighted.

    See all 2 projects
    1 of 1 Sales Outsourcing reviews are 5 stars
    $50,000 – $199,999 avg. project cost

    Sales Outsourcing PROJECT HIGHLIGHT

    SMM & Sales Outsourcing for Thermography Services Company

    5.0 — Fyxer Industries Ltd provides social media marketing (SMM) and sales outsourcing services for a thermography services company. The team offers after-sale support and manages marketing efforts on Read more
    Read 1 Review

    Industry Experience

    Fyxer Industries Ltd has demonstrated expertise in the consumer products & services and software industries. Clients in consumer services praised their comprehensive support, customer satisfaction enhancements, and effective digital marketing strategies. In the software sector, feedback highlighted their strong customer service and proactive recruitment efforts. Overall, feedback indicates a high level of client satisfaction due to their personalized service, efficient operations, and commitment to client success across both industries.

    Read All Reviews

    Select Industry to see insights

    Software Consumer products & services

    View projects from:

    Canada (1) Serbia (1)
    View Profile

  • Featured

    What are Featured Providers?

    SalesAR Logotype

    SalesAR

    4.9 129 reviews
    Premier Verified
    $1,000+
    < $25 / hr
    50 - 249
    Serves Serbia

    Services provided

    80% Sales Outsourcing
    10% Call Center Services
    5% Content Marketing +1
    5% Email Marketing

    Focus Areas

    60% B2B Lead Generation
    40% B2B Appointment Setting

    SalesAR is a sales outsourcing solutions agency specializing in lead generation, sales staffing, and outreach campaigns across various industries. Their reviews reveal a mixed performance, with approximately 75% positive feedback highlighting their effective communication, proactive management, and adept market research. However, some reviews (about 25%) indicate challenges in delivering promised outcomes, suggesting areas for improvement in client qualification and consistent results.

    See all 129 projects
    4 of 7 reviews are 5 stars
    3 new reviews for Sales Outsourcing services
    Less than $10,000 avg. project cost

    Reviewed 7 times in the past 6 months

    In the past six months, SalesAR has received mixed feedback from clients. Positive reviews highlight their effective lead generation strategies, strong project management, and ability to tailor messaging for specific markets, resulting in meaningful engagements and booked meetings. However, some clients reported unsatisfactory outcomes, with one noting zero leads despite clear expectations. Overall, while many clients appreciated their communication and responsiveness, concerns about lead quality and alignment with client needs were raised.
    Read 7 Recent Reviews
    15 of 21 Sales Outsourcing reviews are 5 stars
    3 new reviews for Sales Outsourcing in past 6 months
    Less than $10,000 avg. project cost

    Sales Outsourcing PROJECT HIGHLIGHT

    Lead Gen & Sales Support for Content Monetization Platform

    5.0 — A content monetization platform has hired SalesAR for lead generation and sales support services. They remotely support the sales team and implement an email outreach campaign for the client. Read more
    Read 21 Reviews

    More responsive than most other service providers

    SalesAR is very responsive

    They are a great candidate to start a conversation with. Send them a short message or project inquiry.
    Get in Touch
    View Profile Visit Website
    Vrand Logotype

    Vrand

    4.9 11 reviews
    Premier Verified
    $1,000+
    < $25 / hr
    10 - 49
    Serves Serbia

    Services provided

    20% Sales Outsourcing
    30% Demand Generation Marketing
    15% Email Marketing +3
    15% Search Engine Optimization
    10% Account-Based Marketing
    10% Graphic Design

    Focus Areas

    35% B2B Lead Generation
    35% B2B Appointment Setting
    30% B2B Lead Qualification

    Vrand is a company specializing in Sales Outsourcing Solutions, providing services such as lead generation and appointment setting across various industries. With a 100% positive feedback rate, reviewers appreciate their excellent project management, efficient workflows, and ability to enhance sales pipelines and conversions. Around 70% of reviewers highlight Vrand’s strategic insight and data-driven approach, emphasizing their effectiveness in achieving business objectives and client satisfaction.

    See all 11 projects

    Reviews mention Proactive

    Clients consistently praised Vrand's proactive approach, highlighting their timely delivery and responsiveness to feedback. One client noted that Vrand's team maintained open communication throughout the project, actively listening and making necessary adjustments, which contributed significantly to the project's success. Another client emphasized Vrand's adaptability and problem-solving capabilities, demonstrating a strong commitment to meeting client needs. Overall, the sentiment reflects a high level of satisfaction with Vrand's proactive engagement and effective project management.
    • Lead Gen & Marketing Services for Digital Transformation Co
      5.0 Jun 21, 2024

      Vrand's project management for the lead generation services provided to Witbor was exemplary. They utilized a structured and agile approach to ensure timely delivery of all project components. Key aspects of their project management included: Responsiveness to Needs: Vrand was highly responsive to Witbor's needs, adapting their strategies based on feedback and evolving requirements. They were proactive in making necessary adjustments to optimize campaign performance.

      Read Full Review
    Read All Reviews
    2 of 2 reviews are 5 stars
    2 new reviews for Sales Outsourcing services
    Less than $10,000 avg. project cost

    Reviewed 2 times in the past 6 months

    Recent reviews for Vrand reflect a positive sentiment, highlighting their effectiveness in lead generation and project management. Clients noted significant increases in contacts and successful conversions, with one CEO mentioning the execution of several business meetings. Both reviewers praised Vrand's efficient workflow and communication, expressing satisfaction with timely deliverables. Overall, Vrand is recognized for their professionalism and ability to meet client needs, with minimal suggestions for improvement.
    Read 2 Recent Reviews
    4 of 4 Sales Outsourcing reviews are 5 stars
    2 new reviews for Sales Outsourcing in past 6 months
    Less than $10,000 avg. project cost

    Sales Outsourcing PROJECT HIGHLIGHT

    Lead Gen & Marketing Services for Digital Transformation Co

    5.0 — A digital transformation company has hired Vrand to provide lead generation and marketing services. The team runs email campaigns and LinkedIn outreach and creates personalized content Read more
    Read 4 Reviews

    Average Project Cost Breakdown

    Less than $10,000 (3) $10,000 to $49,000 (3)

    What Clients Have Said

    Overall, clients expressed satisfaction with Vrand's pricing, describing it as fitting their budgets and providing good value for money. For instance, the CEO of Soofia noted that the pricing was a key factor in choosing Vrand, while the Senior Manager at Woxlab emphasized the 'good value for cost.' Multiple reviews highlighted their effective project management and timely delivery, reinforcing the sentiment that Vrand offers competitive pricing relative to the quality of service delivered.
    Read All Reviews
    View Profile Visit Website
    Virtual Sales Limited Logotype

    Virtual Sales Limited

    4.9 18 reviews
    Premier Verified
    $1,000+
    $100 - $149 / hr
    10 - 49
    Serves Serbia

    Services provided

    90% Sales Outsourcing
    10% Call Center Services

    Focus Areas

    50% B2B Lead Generation
    50% B2B Appointment Setting

    Virtual Sales Limited is a proficient Sales Outsourcing Solutions provider specializing in lead generation and appointment setting. Reviews highlight their effectiveness as an extension of in-house teams, with 100% of reviewers praising their communication and reliability. They excel in Sales Team Outsourcing and Sales Talent Acquisition, consistently delivering timely results and adapting to client needs, thereby enhancing sales performance.

    See all 18 projects

    Reviews mention Flexible

    Overall, clients consistently praised Virtual Sales Limited for their flexibility in adapting to project needs. One client noted their 'willingness to adapt their approach working closely with us to understand evolving requirements,' while another highlighted their 'incredible flexibility' and readiness to implement changes for better results. This sentiment is echoed throughout the reviews, indicating that VSL's adaptability is a key strength, fostering seamless integration and collaboration with client teams.
    • Sales Outsourcing for FinTech Company
      5.0 Feb 14, 2023

      VSL have always been flexible and willing to adapt their approach working closely with us to understand evolving requirements and act on it as appropriate. An excellent team able to act seamlessly with us.

      Read Full Review
    • Sales Outsourcing for Marketing Services Company
      5.0 Feb 10, 2023

      Moreover, their communication is great; Andy and his team are very responsive, collaborative, flexible, and great communicators.

      Read Full Review
    • Call Center Services for Software Company
      5.0 Feb 6, 2023

      They are incredibly flexible and willing to do anything differently if better results could be provided. "Don't fix it if it isn't broken" - processes simply work with VSL.

      Read Full Review
    • Lead Gen & Appointment Scheduling for Consulting Firm
      5.0 Feb 23, 2023

      They were very pragmatic, cost-effective, and flexible.

      Read Full Review
    • Sales Outsourcing for IT Company
      5.0 Feb 24, 2026

      VSL acted as an extension of our business development function. They helped us follow up inbound and partner-introduced opportunities, identify the right stakeholders, persist through gatekeepers, and keep next steps moving. Communication was consistent, and they were flexible in adapting focus and weekly hours depending on data availability and campaign priorities.

      Read Full Review
    Read All Reviews

    Industry Experience

    Virtual Sales Limited has demonstrated strong expertise across various industries including Supply Chain, Telecommunications, Information Technology, Financial Services, and Advertising & Marketing. Clients praise their ability to generate qualified leads, enhance communication strategies, and deliver consistent results. Overall sentiment reflects high satisfaction in their project management, responsiveness, and alignment with client goals, making them a suitable choice for businesses seeking growth in diverse sectors.

    Read All Reviews

    Select Industry to see insights

    Software IT Services Construction Financial services Advertising & marketing Consulting Supply Chain, Logistics, and Transport Other industries Telecommunications Information technology

    Average Project Cost Breakdown

    $10,000 to $49,000 (7) Less than $10,000 (3) $50,000 to $199,999 (1)

    What Clients Have Said

    Clients consistently express satisfaction with the cost-effectiveness and value provided by Virtual Sales Limited. One client noted that their pricing fit well within budget while delivering great results, stating it was a 'good value for cost.' Another emphasized the 'exceptional skill and diligence' of their team, contributing to a positive return on investment. Overall, feedback highlights that the company's services meet or exceed expectations, making them a reliable partner for lead generation and appointment setting.
    Read All Reviews

    More responsive than most other service providers

    Virtual Sales Limited is very responsive

    They are a great candidate to start a conversation with. Send them a short message or project inquiry.
    Get in Touch
    View Profile Visit Website
  • Trizma Logotype

    Not yet reviewed

    $1,000+
    $25 - $49 / hr
    250 - 999
    Beograd, Serbia

    Services provided

    10% Sales Outsourcing
    30% Call Center Services
    20% Back Office Outsourcing +4
    10% BI & Big Data Consulting & SI
    10% Business Consulting
    10% HR Consulting
    10% IT Managed Services

    Focus Areas

    35% B2B Lead Generation
    35% B2B Appointment Setting
    30% B2B Lead Qualification

    Trizma, a call center service, specializes in Call Center Services and Back Office Outsourcing. The firm is headquartered in Beograd, Serbia.

    Read more
    View Profile

    • Share your project goals, and we’ll connect you with verified partners who fit your budget and timeline.

    Get My Matches
  • Rely Staff Logotype

    Not yet reviewed

    $1,000+
    < $25 / hr
    10 - 49
    Novi Sad, Serbia

    Services provided

    10% Sales Outsourcing
    30% Back Office Outsourcing
    30% Call Center Services +1
    30% Customer Service Outsourcing

    Focus Areas

    30% B2B Lead Generation
    40% B2B Appointment Setting
    30% B2B Lead Qualification

    Rely Staff is a call center established in 2021. The team focuses on Call Center Services and Back Office Outsourcing and is located in Novi Sad, Serbia.

    Read more
    View Profile
  • New Angles Consulting Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    2 - 9
    Beograd, Serbia

    Services provided

    25% Sales Outsourcing
    25% Event Management
    25% HR Consulting +1
    25% Market Research

    Focus Areas

    100% B2B Lead Generation

    New Angles Consulting is a Market Research company. Their team is based in Beograd, Serbia. The agency offers Market Research and Sales Outsourcing.

    Read more
    View Profile
  • Call Center 8 Logotype

    Not yet reviewed

    $1,000+
    $25 - $49 / hr
    10 - 49
    Beograd, Serbia

    Services provided

    50% Sales Outsourcing
    50% Call Center Services

    Focus Areas

    50% B2B Lead Generation
    50% B2B Appointment Setting

    Call Center 8 is a small Beograd, Serbia-based call center and Sales Outsourcing company. The team specializes in Call Center Services and Sales Outsourcing.

    Read more
    View Profile
  • TrustVera Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    2 - 9
    Beograd, Serbia

    Services provided

    10% Sales Outsourcing
    10% Business Consulting
    10% Conversion Optimization +7
    10% Corporate Training & Coaching
    10% Digital Strategy
    10% Email Marketing
    10% IT Strategy Consulting
    10% Market Research
    10% Marketing Strategy
    10% Social Media Marketing

    Focus Areas

    34% B2B Lead Generation
    33% B2B Appointment Setting
    33% B2B Lead Qualification

    TrustVera, a Market Research company, is in Beograd, Serbia. Established in 2022, the team focuses on Market Research and Marketing Strategy.

    Read more
    View Profile
  • Almi Remote Assistant Services Logotype

    Not yet reviewed

    $1,000+
    $25 - $49 / hr
    2 - 9
    Jagodina, Serbia

    Services provided

    10% Sales Outsourcing
    50% Back Office Outsourcing
    20% Call Center Services +1
    20% Customer Service Outsourcing

    Focus Areas

    100% B2B Lead Generation

    Almi Remote Assistant Services is a Back Office Outsourcing company in Jagodina, Serbia. Established in 2017, the team focuses on Back Office Outsourcing and Call Center Services.

    Read more
    View Profile
  • Callosseum Call Centre Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    10 - 49
    Beograd, Serbia

    Services provided

    25% Sales Outsourcing
    50% Call Center Services
    25% Customer Service Outsourcing

    Focus Areas

    100% B2B Lead Generation

    Callosseum Call Centre is a call center company in Beograd, Serbia. They specialize in Call Center Services and Sales Outsourcing.

    Read more
    View Profile
  • ICM International Call Center Marketing Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    50 - 249
    Beograd, Serbia

    Services provided

    10% Sales Outsourcing
    80% Call Center Services
    10% Customer Service Outsourcing

    Focus Areas

    100% B2B Lead Generation

    ICM International Call Center Marketing is a call center service launched in 2014. The team specializes in Call Center Services and Sales Outsourcing and is located in Beograd, Serbia.

    Read more
    View Profile

Tell us what you need — we’ll match you with top agencies in minutes.

Get My Matches
tracking image

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 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. Our research team curates rankings by weighing verified reviews most heavily, so the most trusted and experienced providers rise to the top.

Using this unique combination of verified client feedback and provider-supplied insights, Clutch distills the most important details into clear, digestible summaries so you have everything you need to make confident, informed decisions quickly.

We take fraud seriously. Providers who violate our guidelines may face lower rankings, restricted visibility, or removal from the platform altogether.

Clutch’s commitment to transparency is ongoing. We’re constantly refining our systems to protect the integrity of reviews and support you in finding the right agency.

Ability to deliver
Focus
Clutch Leaders Matrix

Rollover to see company insights or click a company below for more details.

1 Silver Bell Group
2 Fyxer Industries Ltd

List of the Top 2 Serbia Lead Generation Services

  1. Silver Bell Group Logotype

    Silver Bell Group

    Undisclosed
    Undisclosed
    250 - 999
    Beograd, Serbia

    Ability to deliver

    26.9/40.0
    17.6/20 Reviews
    2.8/10 Clients & Experience
    6.5/10 Market Presence

    Service focus

    20% Sales Outsourcing
    35% B2B Lead Generation
    80% Other
    View Profile Visit Website
  2. Fyxer Industries Ltd Logotype

    Fyxer Industries Ltd

    $1,000+
    < $25 / hr
    50 - 249
    Пожаревац, Serbia

    Ability to deliver

    23.2/40.0
    17/20 Reviews
    2.2/10 Clients & Experience
    4/10 Market Presence

    Service focus

    20% Sales Outsourcing
    20% B2B Lead Generation
    80% Other
    View Profile Visit Website
  3. Trizma Logotype

    Trizma

    $1,000+
    $25 - $49 / hr
    250 - 999
    Beograd, Serbia

    Ability to deliver

    5.5/40.0
    0/20 Reviews
    0/10 Clients & Experience
    5.5/10 Market Presence

    Service focus

    10% Sales Outsourcing
    35% B2B Lead Generation
    90% Other
    View Profile Visit Website
  4. Rely Staff Logotype

    Rely Staff

    $1,000+
    < $25 / hr
    10 - 49
    Novi Sad, Serbia

    Ability to deliver

    6.3/40.0
    0/20 Reviews
    1.8/10 Clients & Experience
    4.6/10 Market Presence

    Service focus

    10% Sales Outsourcing
    30% B2B Lead Generation
    90% Other
    View Profile Visit Website
  5. New Angles Consulting Logotype

    New Angles Consulting

    Undisclosed
    Undisclosed
    2 - 9
    Beograd, Serbia

    Ability to deliver

    0/40.0
    0/20 Reviews
    0/10 Clients & Experience
    0/10 Market Presence

    Service focus

    25% Sales Outsourcing
    100% B2B Lead Generation
    75% Other
    View Profile Visit Website
  6. Call Center 8 Logotype

    Call Center 8

    $1,000+
    $25 - $49 / hr
    10 - 49
    Beograd, Serbia

    Ability to deliver

    0/40.0
    0/20 Reviews
    0/10 Clients & Experience
    0/10 Market Presence

    Service focus

    50% Sales Outsourcing
    50% B2B Lead Generation
    50% Other
    View Profile Visit Website
  7. TrustVera Logotype

    TrustVera

    Undisclosed
    Undisclosed
    2 - 9
    Beograd, Serbia

    Ability to deliver

    4/40.0
    0/20 Reviews
    0/10 Clients & Experience
    4/10 Market Presence

    Service focus

    10% Sales Outsourcing
    34% B2B Lead Generation
    90% Other
    View Profile Visit Website
  8. Almi Remote Assistant Services Logotype

    Almi Remote Assistant Services

    $1,000+
    $25 - $49 / hr
    2 - 9
    Jagodina, Serbia

    Ability to deliver

    4/40.0
    0/20 Reviews
    0/10 Clients & Experience
    4/10 Market Presence

    Service focus

    10% Sales Outsourcing
    100% B2B Lead Generation
    90% Other
    View Profile Visit Website
  9. Callosseum Call Centre Logotype

    Callosseum Call Centre

    Undisclosed
    Undisclosed
    10 - 49
    Beograd, Serbia

    Ability to deliver

    0/40.0
    0/20 Reviews
    0/10 Clients & Experience
    0/10 Market Presence

    Service focus

    25% Sales Outsourcing
    100% B2B Lead Generation
    75% Other
    View Profile Visit Website
  10. ICM International Call Center Marketing Logotype

    ICM International Call Center Marketing

    Undisclosed
    Undisclosed
    50 - 249
    Beograd, Serbia

    Ability to deliver

    0/40.0
    0/20 Reviews
    0/10 Clients & Experience
    0/10 Market Presence

    Service focus

    10% Sales Outsourcing
    100% B2B Lead Generation
    90% Other
    View Profile Visit Website

Latest Lead Generation Articles

See all articles
How to Build a Budget for Call Center Services [With Template] cover image

How to Build a Budget for Call Center Services [With Template]

Updated February 27, 2026
Sydney Wess

Call center costs can add up over time, so it’s important that companies establish a thorough budget plan before outsourcing.

Call Center Budget Template
Guide to Call Center Outsourcing cover image

Guide to Call Center Outsourcing

Updated February 27, 2026
Hannah Hicklen

Call center outsourcing is when a company hires a BPO service provider to handle inbound or outbound calls.

Call Center Outsourcing
How To Hire a Call Center in 4 Steps cover image

How To Hire a Call Center in 4 Steps

Updated February 23, 2026
Sydney Wess

Looking to hire a call center? Connecting with a reliable team has never been easier— check out our quick 4-step process to find the perfect partnership.

Call Center Outsourcing

Similar Categories

Related Services

BPO in Serbia Human Resources in Serbia Consulting in Serbia Accounting in Serbia Call Centers in Serbia Translation in Serbia

Specialties

Virtual Receptionist Answering Services Telemarketing Inbound Appointment Setting Appointment Setting Third Party Verification Outbound Order Processing Lead Generation

Popular Locations in Serbia

Lead Generation in Belgrade
View More

Get personalized agency matches based on your project goals.