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Top Sales Outsourcing Companies in Belgrade

Ratings Updated: May 31, 2026
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1 Leaders 8 Contenders

9 Companies

Country: Serbia
City: Belgrade
Services: Sales Outsourcing

List of the Top Belgrade B2B Sales Outsourcing Services

  • Featured

    What are Featured Providers?

    LevelUp Leads Logotype

    LevelUp Leads

    5.0 56 reviews
    Premier Verified
    $1,000+
    $25 - $49 / hr
    50 - 249
    Serves Belgrade, Serbia

    Services provided

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

    LevelUp Leads is a Sales Development Agency specializing in Sales Outsourcing Solutions and Sales Support Services. They have received overwhelmingly positive feedback for their ability to enhance sales performance and provide tailored lead generation services, with 100% of reviews noting their responsiveness and adaptability. Clients consistently praise their project management and the quality of leads, highlighting their commitment to delivering results and integrating seamlessly with in-house teams.

    See all 56 projects

    Reviews mention Exceptional performance

    Clients have consistently praised LevelUp Leads for their exceptional performance, highlighting their commitment to understanding business challenges and delivering tailored solutions. Notably, a Chief Revenue Officer commended the team's 'exceptional availability' and 'deep understanding' of their needs, while a former Head of Sales lauded their integrity and work ethic. Both reviews emphasized timely communication and effective project management, with no suggested areas for improvement, indicating a strong overall sentiment of satisfaction and trust.
    • Call Center Services for Architecture & Design Firm
      5.0 Sep 15, 2024

      LevelUp Leads excelled in project management. They consistently delivered on time, keeping us informed about milestones and any potential delays. Their use of project management tools ensures everything stays on track. When it came to our needs, they were highly responsive and flexible. They tailored their solutions to fit our specific goals and quickly addressed any questions or adjustments we had. Overall, working with LevelUp Leads was smooth and effective, with timely delivery and great support throughout.

      Read Full Review
    Read All Reviews

    Average Project Cost Breakdown

    $10,000 to $49,000 (23) Less than $10,000 (6) $50,000 to $199,999 (4)

    What Clients Have Said

    Clients consistently praise LevelUp Leads for their cost-effectiveness and high value for money, noting that their services significantly enhance lead generation and sales opportunities. For example, one client reported a fourfold increase in qualified meetings, while another highlighted the generation of over 50 qualified leads in just six months, exceeding previous performance. Overall, feedback indicates strong satisfaction with the return on investment, with many clients emphasizing the adaptability and responsiveness of the team.
    Read All Reviews

    More responsive than most other service providers

    LevelUp Leads 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 projects from:

    United States (45) Canada (2) Bulgaria (1) India (1)
    View Profile Visit Website
    Belkins Logotype

    Belkins

    4.9 230 reviews
    Premier Verified
    $1,000+
    < $25 / hr
    50 - 249
    Serves Belgrade, Serbia

    Services provided

    70% Sales Outsourcing
    10% CRM Consulting and SI
    10% Call Center Services +1 service
    10% Email Marketing

    Belkins is a sales outsourcing solutions firm specializing in lead generation and sales team augmentation. With consistently high ratings and a strong culture fit, their expertise has led to successful campaigns, such as achieving a 41% open rate and booking 78 relevant appointments. Clients praise their proactive communication, project management, and ability to deliver results, with over 90% of reviews highlighting their professionalism and effectiveness in meeting sales outsourcing objectives.

    See all 230 projects
    58 of 66 Sales Outsourcing reviews are 5 stars
    6 new reviews for Sales Outsourcing in past 6 months
    $10,000 – $49,000 avg. project cost

    Sales Outsourcing PROJECT HIGHLIGHT

    Email Marketing for Health & Wellness Company

    5.0 — Belkins has developed custom email outreach campaigns for a health and wellness company. They are tasked with identifying and engaging potential leads, generating leads, and setting appointments for Read more
    Read 66 Reviews

    Industry Experience

    Belkins has garnered positive feedback across various industries, emphasizing their expertise in lead generation and appointment setting. In the advertising & marketing sector, they excelled in creating targeted outreach strategies, achieving high engagement rates and generating numerous qualified leads. Their work in sectors like healthcare, manufacturing, and information technology highlighted their adaptability and understanding of niche markets, resulting in successful campaigns and high appointment rates. Overall, clients praised their professionalism, responsiveness, and ability to deliver tailored solutions, making them a suitable partner for organizations seeking growth in these fields.

    Read All Reviews

    Select Industry to see insights

    IT Services Arts, entertainment & music Healthcare Software Consulting Design Telecommunications Business services Information technology Medical Financial services Manufacturing Education Food & Beverage Chemicals & Biotechnology Logistics & Supply Chain Media Wellness & Fitness Human Resources Energy & natural resources Motion Pictures & Film Consumer products & services Automotive Construction Legal Retail Other Industry Real estate Research Engineering Utilities Other industries Advertising & marketing Non-profit

    Average Project Cost Breakdown

    $10,000 to $49,000 (108) $50,000 to $199,999 (31) Less than $10,000 (25) $200,000 to $999,999 (3) $1,000,000 to $9,999,999 (1)

    What Clients Have Said

    Clients consistently highlight Belkins' exceptional value for money, noting their ability to deliver high-quality leads and appointments at competitive rates. One client mentioned achieving a 3.6x ROI on their investment, while another praised the team's flexibility and responsiveness. Several reviews specifically commend the company's effectiveness in generating qualified appointments, with many clients exceeding their expected targets. Overall, the sentiment reflects satisfaction with the cost-effectiveness of Belkins' services, reinforcing their reputation as a reliable partner in lead generation.
    Read All Reviews

    View projects from:

    United States (136) Ukraine (23) Canada (8) Estonia (6) England (5) Germany (5) Poland (3) Russia (2) Norway (2) Denmark (2) Belgium (2) Ireland (2) Cyprus (2) Latvia (2) Singapore (2) Portugal (2) Netherlands (2) Czech Republic (1) Finland (1) Mexico (1) Romania (1) Australia (1) Lithuania (1) Slovenia (1) Switzerland (1) United Arab Emirates (1) Israel (1) Chile (1) India (1)
    View Profile Visit Website
    A-SALES AB Logotype

    A-SALES AB

    4.9 65 reviews
    Premier Verified
    $1,000+
    < $25 / hr
    50 - 249
    Serves Belgrade, Serbia

    Services provided

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

    A-SALES AB, a Sales Outsourcing Solutions company, specializes in setting up appointments and generating qualified sales meetings through personalized outreach campaigns. They are particularly praised for their ability to enhance sales performance, with 89% of reviews highlighting their effective communication and project management. However, one negative review (11%) criticizes the quality and professionalism of their work, suggesting room for improvement in coordination and execution.

    See all 65 projects
    42 of 45 Sales Outsourcing reviews are 5 stars
    9 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 45 Reviews

    Industry Experience

    A-SALES AB has demonstrated expertise across various industries, notably in Business Services, IT, Advertising & Marketing, and Healthcare. Clients commend their targeted lead generation and effective appointment-setting, with measurable successes such as significant increases in qualified meetings and pipeline growth. Overall, feedback indicates a positive sentiment, highlighting the company's adaptability, responsiveness, and ability to deliver high-quality leads tailored to specific industry needs.

    Read All Reviews

    Select Industry to see insights

    Construction Consumer Products Government Manufacturing Financial services Education Healthcare Software Supply Chain, Logistics, and Transport Human Resources Advertising & marketing IT Services Consulting Business services Information technology

    Average Project Cost Breakdown

    Less than $10,000 (20) $10,000 to $49,000 (14)

    What Clients Have Said

    Clients consistently commend A-SALES AB for their good value for money and competitive pricing. Many reviews highlight how the company's services fit within clients' budgets while delivering impressive results, such as a substantial increase in qualified meetings and successful lead generation. For instance, one client noted a consistent flow of over 20 qualified appointments monthly, while another praised the quality of leads that converted into tangible business opportunities. Overall, the sentiment reflects satisfaction with the cost-effectiveness and return on investment provided by A-SALES AB.
    Read All Reviews

    View projects from:

    United States (14) Sweden (10) Norway (7) India (4) England (3) Finland (2) Canada (1) Germany (1) France (1) Japan (1) Netherlands (1) Australia (1) Philippines (1) Poland (1) Singapore (1) Belgium (1) United Arab Emirates (1) Armenia (1) Austria (1)
    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 services
    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

    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

    Reviews mention Exceptional results

    Clients consistently commend Silver Bell Group for delivering exceptional results that surpass expectations. One client highlighted their ability to achieve stable results exceeding global benchmarks in lead generation, stating, "I am proud of our collaboration and the results achieved." Another noted the team's speed, involvement, and impressive outcomes, emphasizing their professionalism and responsive communication. Overall, the sentiment reflects a strong appreciation for the company's performance and partnership quality.
    • Lead Generation for Products Manufacturing Company
      5.0 Jul 24, 2025

      New customers were found, conversion rate increased, sales growth. Real professionals. The best team. They always stay in touch. They offer the best solutions. Partner relations. Speed, team Involvement, impressive results!

      Read Full Review
    Read All Reviews

    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
    1 of 1 Belgrade-based review is 5 stars
    $10,000 – $49,000 avg. project cost for Sales Outsourcing services in Belgrade

    Belgrade-based 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 Similar Reviews

    Review Rating from Clients

    5.0/5.0

    Quality

    5.0

    Schedule

    5.0

    Cost

    5.0

    Willing to Refer

    5.0

    From Belgrade, Silver Bell Group specializes in digital marketing, helping clients generate leads and find the right customers. Reviewers highlight their punctuality, strong work ethic, and accessible project management, ensuring projects are completed on time and meet client needs.
    Read Local Reviews
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  • 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 services
    10% BI & Big Data Consulting & SI
    10% Business Consulting
    10% HR Consulting
    10% IT Managed Services

    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

  • Featured

    What are Featured Providers?

    CoDev Logotype

    CoDev

    4.7 16 reviews
    Premier Verified
    $5,000+
    $25 - $49 / hr
    250 - 999
    Serves Belgrade, Serbia

    Services provided

    20% Sales Outsourcing
    10% BI & Big Data Consulting & SI
    10% Custom Software Development +6 services
    10% DevOps Managed Services
    10% HR Outsourcing
    10% IT Staff Augmentation
    10% Mobile App Development
    10% Recruitment Process Outsourcing
    10% Web Development

    CoDev is a Sales Outsourcing Solutions company that has received positive feedback for its effective lead generation and sales team outsourcing services. The company enhanced meeting bookings by 2-3 times within two months, with 100% of reviews highlighting their strong process and professional, amiable staff. Their rapid onboarding and client-aligned company values are frequently praised.

    See all 16 projects

    Reviews mention Team players

    Clients consistently commend CoDev for their collaborative approach and resource management. One executive noted their management team's quick responsiveness and ability to ensure team members felt included and valued. The client emphasized that CoDev's local management facilitated smoother communication and understanding of needs, enhancing overall project cohesion. While navigating cultural differences remains a challenge, the sentiment reflects a strong appreciation for CoDev's commitment to fostering a team-oriented environment.
    • Employee Leasing, UI/UX & Graphic Design for Software Co
      4.5 Aug 29, 2024

      CoDev's management team was quick to offer suggestions, find new resource options on potential projects and help with ensuring the resources selected were happy and felt part of a team. Their US based management personnel was nice to talk to as they could understand needs faster and connect with their offshore counterpart to match with the best resource.

      Read Full Review
    Read All Reviews
    1 of 1 Sales Outsourcing reviews are 5 stars
    1 new review for Sales Outsourcing in past 6 months
    $10,000 – $49,000 avg. project cost

    Sales Outsourcing PROJECT HIGHLIGHT

    Lead Gen & Sales Outsourcing for Paid Advertising Agency

    5.0 — CoDev provides lead generation services for a paid advertising agency. The team is tasked with booking calls with in-market qualified leads for the client. Read more
    Read 1 Review

    Industry Experience

    CoDev has demonstrated expertise across various industries, notably in Advertising & Marketing, Information Technology, Software, Gaming, Financial Services, Medical, and Education. Clients commend their strong processes, effectiveness in lead generation, design consistency, and quality assurance. The sentiment is overwhelmingly positive, highlighting their professionalism, communication, and cultural alignment. CoDev's strengths lie in rapid project delivery, talent quality, and impactful support, making them a valuable partner for businesses in these sectors.

    Read All Reviews

    Select Industry to see insights

    Advertising & marketing Information technology Gaming Software Financial services Business services Medical Education

    View projects from:

    United States (13) Canada (1) England (1)
    View Profile Visit Website
  • TrustVera Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    2 - 9
    Beograd, Serbia

    Services provided

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

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

    Read more
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  • LC Consulting Logotype

    Not yet reviewed

    $5,000+
    $25 - $49 / hr
    10 - 49
    Beograd, Serbia

    Services provided

    20% Sales Outsourcing
    20% Business Consulting
    20% Corporate Training & Coaching +2 services
    20% Market Research
    20% Staffing

    Market Research company LC Consulting offers Market Research and Business Consulting. They were established in 2022.

    Read more

    Beograd, Serbia

    Trg Nikole Pasica 7
    Beograd, Serbia 11000

    6 - 9

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  • 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 service
    10% Social Media Marketing

    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

    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

    Average Project Cost Breakdown

    $50,000 to $199,999 (1) $200,000 to $999,999 (1)

    What Clients Have Said

    Clients consistently highlight Fyxer Industries Ltd's excellent value for money, with one executive noting that their pricing 'fit our budget' while providing 'good value for cost.' Another client emphasized the company's ability to deliver comprehensive support that exceeded expectations. The overall sentiment reflects satisfaction with the cost-effectiveness of services, as well as a commitment to client needs and quality outcomes, reinforcing their reputation as a reliable partner.
    Read All Reviews

    View projects from:

    Canada (1) Serbia (1)
    1 of 1 Belgrade-based review is 5 stars
    $50,000 – $199,999 avg. project cost for Sales Outsourcing services in Belgrade

    Belgrade-based 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 Similar Reviews
    View Profile
  • 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 service
    30% Customer Service Outsourcing

    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
  • 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

    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
  • 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

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

    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 service
    25% Market Research

    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
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1 Silver Bell Group

List of the Top Belgrade B1B Sales Outsourcing 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
    80% Other
    View Profile Visit Website
  2. 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
    90% Other
    View Profile Visit Website
  3. 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
    90% Other
    View Profile Visit Website
  4. LC Consulting Logotype

    LC Consulting

    $5,000+
    $25 - $49 / hr
    10 - 49
    Beograd, Serbia

    Ability to deliver

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

    Service focus

    20% Sales Outsourcing
    80% Other
    View Profile Visit Website
  5. 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
    80% Other
    View Profile Visit Website
  6. 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
    90% Other
    View Profile Visit Website
  7. 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
    90% Other
    View Profile Visit Website
  8. 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
    75% Other
    View Profile Visit Website
  9. 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
    75% Other
    View Profile Visit Website

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