Top Call Center Services & Voice Services in Brussels

Ratings Updated: May 29, 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

All Companies Leaders Matrix Pricing Services Guide Call Centers Trends

Get Matched

2 Leaders 15 Contenders

22 Companies

Country: Belgium

City: Brussels

List of the Top Brussels Call Center Companies & Voice Services

Sponsored

Featured

What are Featured Providers?
Simply Contact

4.8 26 reviews
Verified

$1,000+

< $25 / hr

250 - 999

Serves Brussels, Belgium

Services provided

35% Call Center Services

55% Customer Service Outsourcing

10% Back Office Outsourcing

Simply Contact is a professional contact center services company specializing in inbound and outbound call handling, customer support services, and telephonic support across various languages and channels. Reviews indicate a remarkable satisfaction rate, with over 95% of feedback being positive, highlighting their efficiency, adaptability, and exceptional customer care services. Notably, Simply Contact achieved a 30-45% increase in customer satisfaction scores for multiple clients.

See all 26 projects
Reviews mention Proactive
Clients consistently express a positive sentiment regarding Simply Contact's proactive approach. Feedback highlights their responsiveness and adaptability, with one client noting their "proactive communication" that ensures a smooth workflow. Another client praised their ability to suggest improvements and innovations, stating it was "truly impressive." Overall, Simply Contact is recognized for their commitment to delivering tailored solutions and maintaining high-quality service across various projects, leaving clients fully satisfied with their engagement.

Customer Service Outsourcing for Authentication Solutions Co

5.0 Oct 18, 2023

The collaboration with Simply Contact led to a significant improvement in our customer service metrics. Their proactive approach in suggesting improvements and innovations to enhance customer experience stood out. Simply Contact showcased outstanding project management throughout our collaboration.
Read Full Review

Customer Service Outsourcing for Data Analytics Company

5.0 Oct 16, 2023

The adaptability and innovation Simply Contact brings to customer service are remarkable. Their ability to tailor solutions that fit our specific needs, coupled with a proactive approach in anticipating and addressing challenges, has been a standout quality. Simply Contact exhibited exemplary project management skills.
Read Full Review

Call Center Services for Wheelchair Rental System

4.5 May 1, 2023

Simply Contact's transparent work process allows us to monitor performance closely, and their proactive communication ensures a smooth workflow throughout the project. The collaboration between our teams is seamless and highly effective. Simply Contact's dedication to quality and cost-efficiency is truly remarkable.
Read Full Review

Customer Support for Music Distribution Company

5.0 Apr 26, 2023

They are attentive to our requirements and are quick to implement any necessary changes. Their team is not only professional and efficient but also proactive in addressing potential issues. Simply Contact's dedication to understanding our business and providing tailored solutions that cater to our unique needs has been invaluable.
Read Full Review

Read All Reviews

Was this helpful?

12 of 15 Call Center Services reviews are 5 stars

$200,000 – $999,999 avg. project cost

Call Center Services PROJECT HIGHLIGHT

Call Center Staffing for Government Helpline
5.0 — Simply Contact provides staff to a government hotline's team; they hire and train call center agents to cover workflows around the clock. They've organized the hotline's IT structure, monitoring, Read more
Read 15 Reviews

Was this helpful?

Average Project Cost Breakdown

$10,000 to $49,000 (6) $1,000,000 to $9,999,999 (4) $50,000 to $199,999 (3)

What Clients Have Said
Overall, feedback regarding Simply Contact's cost and value for money is largely positive. Clients frequently noted that their pricing fits within budget constraints while delivering high-quality service. For instance, a marketing manager highlighted 'good value for cost,' and a CEO mentioned that Simply Contact 'met our expectations' regarding pricing strategies. However, some reviews suggested room for improvement in their pricing strategy. Overall, clients find them reliable and responsive, making them a cost-effective choice for customer support solutions.
Read All Reviews

Was this helpful?

View projects from:

Ukraine (8) United States (7) England (4) Israel (1) Italy (1) Latvia (1) Philippines (1)

Was this helpful?
View Profile Visit Website
Hugo Inc.

5.0 28 reviews
Verified

$1,000+

< $25 / hr

1,000 - 9,999

Serves Brussels, Belgium

Services provided

20% Call Center Services

25% Customer Service Outsourcing

15% Back Office Outsourcing +4 services

10% Content Moderation Services

10% Data Annotation Services

10% Finance & Accounting Outsourcing (FAO)

10% Sales Outsourcing

Hugo Inc. | Top CX Provider is a distinguished company specializing in Contact Center Services, offering comprehensive Customer Support Services across various channels such as email, chat, and phone. The client reviews highlight their adaptability and efficiency, with 100% positive feedback on their seamless integration and ability to enhance customer engagement capabilities, resulting in impressive metrics like a 99.8% accuracy in order processing and fulfillment.

See all 28 projects
Reviews mention Timely
Overall, client feedback regarding Hugo's timeliness is overwhelmingly positive. Clients consistently noted that Hugo delivered projects on time, contributing to their operational efficiency. One client highlighted that Hugo's team demonstrated a strong commitment to deadlines, while another stated they were able to scale operations and enhance support with timely responses. Additionally, a client emphasized the seamless adjustment to their needs, ensuring prompt deliveries without hassle. This dedication to timely execution has been a significant factor in establishing Hugo as a reliable partner.

BPO & Customer Service Support for Financial Services Co

4.5 Jun 27, 2024

Weekly reviews were efficient and effective, making Hugo an invaluable partner in simplifying operations and enhancing our capabilities. Their approach ensured that all tasks were completed on time, meeting our expectations consistently.
Read Full Review

Outsourced Accounting & Content Writing for IT Services Firm

4.5 Sep 11, 2023

Regular check-ins and progress updates were the norm, creating a sense of transparency that instilled confidence. This consistent communication ensured that project deliverables were met in a timely manner.
Read Full Review

Digital Strategy for Environmental Solutions Platform

5.0 Aug 29, 2023

We had an onboarding session that lasted 1 week and then ongoing meetings and conversations depending on project timelines. Their onboarding documentation was very thorough and easy to follow, ensuring that all steps were completed on schedule.
Read Full Review

Accounting Services for Marketing & Venture Capital Firm

5.0 Aug 24, 2023

Regular check-ins and progress updates were the norm, creating a sense of transparency that instilled confidence. This consistent communication ensured that project deliverables were met in a timely manner.
Read Full Review

Content Mktg & Call Center Services for Cashback Gaming Co

5.0 Aug 23, 2023

Timely Delivery: Hugo consistently meets deadlines, driving project efficiency and creating capacity. Their proactive approach continuously improves workflows for optimal results, ensuring that all aspects of the project are completed on time.
Read Full Review

Read All Reviews

Was this helpful?

3 of 3 Call Center Services reviews are 5 stars

$50,000 – $199,999 avg. project cost

Call Center Services PROJECT HIGHLIGHT

Back Office Outsourcing for E-Commerce Co
5.0 — Hugo provides back-office outsourcing for an e-commerce company. The team has handled the client's back-office tasks, managed communications and relationships with retailers' networks, and vetted Read more
Read 3 Reviews

Was this helpful?

Average Project Cost Breakdown

$50,000 to $199,999 (7) $200,000 to $999,999 (6) $10,000 to $49,000 (2)

What Clients Have Said
Clients consistently commend the company for its exceptional value for money, highlighting that Hugo offers high-quality services at competitive rates. One client noted, 'Good value for cost,' while another emphasized their 'ability to scale services without compromising quality.' Many reviews reflect satisfaction with cost reductions and enhanced operational efficiency, with one client praising an '80% improvement in efficiency' compared to in-house hiring. Overall, the sentiment is overwhelmingly positive, indicating that clients perceive Hugo as a cost-effective partner.
Read All Reviews

Was this helpful?

View projects from:

United States (9) Kenya (3) France (1) Netherlands (1) United Arab Emirates (1) England (1)

Was this helpful?
View Profile Visit Website
Valoris Center

4.9 15 reviews
Premier Verified

$1,000+

< $25 / hr

250 - 999

Serves Brussels, Belgium

Services provided

50% Call Center Services

20% Customer Service Outsourcing

15% Back Office Outsourcing +1 service

15% CRM Consulting and SI

Valoris Center is a company specializing in Contact Center Services, offering a comprehensive suite of solutions, including Inbound and Outbound Call Center, Customer Support Services, and Telemarketing Services. Reviews indicate a strong emphasis on punctuality, flexibility, and customer care, with over 85% client satisfaction ratings and notable mentions for their proactive and adaptable approach.

See all 15 projects

1 of 2 reviews are 5 stars

2 new reviews for Call Center Services services

$50,000 – $199,999 avg. project cost

Reviewed 2 times in the past 6 months
In the past six months, clients have expressed high satisfaction with Valoris Center's proactive communication and adaptability to business needs. One client noted their impressive flexibility and understanding of customer requirements, while another highlighted punctual project execution and excellent team performance. However, suggestions for improvement include better attention to ticket distribution processes. Overall, the sentiment is positive, with clients valuing the company's culture fit and cost-effectiveness.
Read 2 Recent Reviews

Was this helpful?

7 of 9 Call Center Services reviews are 5 stars

2 new reviews for Call Center Services in past 6 months

$10,000 – $49,000 avg. project cost

Call Center Services PROJECT HIGHLIGHT

Call Center Services for Retail Company
5.0 — Valoris Center provided call center services for a retail company. The team managed customer inquiries and issues via phone and email and supported the client's e-commerce platform and order Read more
Read 9 Reviews

Was this helpful?

Average Project Cost Breakdown

$10,000 to $49,000 (1) $50,000 to $199,999 (1)

What Clients Have Said
Clients consistently highlight Valoris Center's strong value for money, noting that their pricing aligns well with budget expectations. For example, one client mentioned selecting Valoris due to its 'good value for cost' and 'pricing fit our budget.' Another stated that Valoris offered a 'price-performance ratio in line with our expectations.' Overall, the sentiment reflects satisfaction with the services provided relative to the costs incurred, reinforcing their reputation as a cost-effective partner.
Read All Reviews

Was this helpful?

View projects from:

Romania (8) Austria (1) Croatia (1) Italy (1) Russia (1)

Was this helpful?

View Profile Visit Website
Significo

5.0 6 reviews
Premier Verified

$1,000+

$25 - $49 / hr

50 - 249

Serves Brussels, Belgium

Services provided

40% Call Center Services

40% CRM Consulting and SI

10% Back Office Outsourcing +1 service

10% Customer Service Outsourcing

Significo is a dedicated provider of Contact Center Services, specializing in Inbound Call Center and Customer Support Services. Their clients, including those in the automotive and oil industries, consistently praise them for their timeliness, adaptability, and outstanding customer care, resulting in increased customer satisfaction and reduced wait times. Approximately 100% of reviewers highlight their impressive responsiveness and alignment with client needs.

See all 6 projects
Reviews mention Timely
The feedback regarding Significo's timeliness is overwhelmingly positive. Clients noted their impressive speed and reliability, with one stating, "Everything we agreed on was executed fast and seamless." Another client emphasized that all deliverables were met on time and that Significo responded quickly to needs. Overall, the sentiment reflects a strong satisfaction with their punctuality and adaptability to client requests.

Call Center Services for Automotive Services Company

5.0 Jun 26, 2025

Describe their project management. Did they deliver items on time? How did they respond to your needs? Yes, everything was delivered on time and respond quickly. What did you find most impressive or unique about this company? They were very receptive and consistent with their communication.
Read Full Review

Read All Reviews

Was this helpful?

3 of 3 Call Center Services reviews are 5 stars

1 new review for Call Center Services in past 6 months

$10,000 – $49,000 avg. project cost

Call Center Services PROJECT HIGHLIGHT

Call Center Services for Automotive Services Company
5.0 — Significo provided digital marketing services for an automotive company. The team worked on e-mobility and after-sales marketing campaigns. Read more
Read 3 Reviews

Was this helpful?

Industry Experience

Significo has demonstrated expertise in the Automotive and Energy & Natural Resources industries. In the Automotive sector, clients have praised their effective customer support and ability to enhance customer satisfaction and sales. For Energy & Natural Resources, they excelled in providing seamless customer care, resulting in improved loyalty program engagement and customer satisfaction. Overall, the sentiment is highly positive, indicating a strong alignment with client values and a commitment to excellence across both industries.
Read All Reviews

Select Industry to see insights

Automotive Energy & natural resources

Was this helpful?

Average Project Cost Breakdown

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

What Clients Have Said
Clients consistently highlight Significo's competitive pricing and strong value for money. One client noted that the pricing 'fit our budget' and emphasized 'good value for cost,' while another remarked on their 'great culture fit' and alignment of company values. Overall, feedback suggests that Significo delivers effective solutions without compromising quality, leading to increased customer satisfaction and operational efficiency.
Read All Reviews

Was this helpful?
View Profile Visit Website
WinPeo

5.0 1 review

$10,000+

$50 - $99 / hr

10 - 49

Bruxelles, Belgium

Services provided

80% Sales Outsourcing

15% Business Consulting

5% Corporate Training & Coaching

WinPeo is a marketing solutions company that specializes in generating leads and enhancing market recognition for startups. The reviews are overwhelmingly positive, with 100% of the feedback highlighting successful lead generation and international recognition. Clients appreciate their strategic insight and project management, noting a fourfold increase in demos and efficient communication through virtual meetings.

See all 1 projects

Industry Experience

WinPeo has demonstrated expertise in the business services sector, particularly in marketing and B2B solutions for startups. Feedback highlights their ability to generate leads, improve market strategies, and significantly increase client recognition and customer acquisition. Clients commend their structured approach and consistent communication, reflecting a strong cultural fit and value for cost. Overall, the sentiment is highly positive, indicating that WinPeo is well-suited for projects in the business services industry.
Read All Reviews

Select Industry to see insights

Business services

Was this helpful?

Average Project Cost Breakdown

$10,000 to $49,000 (1)

What Clients Have Said
Clients have consistently praised WinPeo for providing good value for the cost of their services. One executive noted that WinPeo offered 'great culture fit' and 'good value for cost,' leading to significant project outcomes such as a fourfold increase in demos and substantial customer acquisition. Overall, feedback reflects a strong sentiment that WinPeo delivers effective solutions that justify their pricing, with no identified areas for improvement in terms of cost-effectiveness.
Read All Reviews

Was this helpful?

Review Rating from Clients

5.0/5.0

Quality

5.0

Schedule

5.0

Cost

5.0

Willing to Refer

5.0

From Zaventem, WinPeo offers comprehensive B2B marketing and consulting, boosting client visibility and sales. Clients commend their project management, multilingual support, and tailored strategies that led to increased demos, new clients, and broader international recognition.
Read Local Reviews

Was this helpful?

View Profile
Sellsior

5.0 1 review

$5,000+

$50 - $99 / hr

10 - 49

Mechelen, Belgium

Services provided

50% Business Consulting

25% Corporate Training & Coaching

25% Sales Outsourcing

Sellsior is a comprehensive sales consulting firm that excels in enhancing client sales processes and strategies. With unanimously positive feedback, Sellsior has been praised for its ability to significantly improve client quality and revenue, with 100% of reviewers noting their expertise in understanding and addressing company-specific sales challenges. Clients highlight their exceptional project management and holistic service approach.

See all 1 projects

Industry Experience

Sellsior has demonstrated expertise primarily in the Advertising & Marketing industry, where they provided significant support to a creative agency focused on food service advertising. Their strengths lie in sales process improvement, client acquisition, and personalized coaching, which resulted in increased leads and higher-budget clients. The overall sentiment from this engagement reflects a strong satisfaction, with clients noting Sellsior's proactive involvement and comprehensive understanding of their business needs. This suggests that Sellsior is well-suited for businesses seeking robust sales strategies and client growth in the creative sectors.
Read All Reviews

Select Industry to see insights

Advertising & marketing

Was this helpful?

Average Project Cost Breakdown

$10,000 to $49,000 (1)

What Clients Have Said
Clients have praised Sellsior for delivering exceptional value for their investment, with one client noting a $50,000 expenditure that significantly enhanced their client quality and sales process. The overall sentiment reflects a strong return on investment, as clients report improved project outcomes and a focus on larger clients, which has positively impacted their business satisfaction. One client emphasized that Sellsior exceeded expectations and described their services as a 'blessing' to their business.
Read All Reviews

Was this helpful?

View Profile
Webhelp

Not yet reviewed

Undisclosed

Undisclosed

10,000+

Bruxelles, Belgium

Services provided

23% Call Center Services

33% Customer Service Outsourcing

15% Sales Outsourcing +17 services

5% Back Office Outsourcing

5% Business Consulting

5% Finance & Accounting Outsourcing (FAO)

1% AI Development

1% BI & Big Data Consulting & SI

1% CRM Consulting and SI

1% Custom Software Development

1% Digital Strategy

1% Graphic Design

1% HR Consulting

1% Mobile App Development

1% Transcription

1% Translation

1% UX/UI Design

1% Unified Communications Consulting & SI

1% Web Design

1% Web Development

Webhelp, a Customer Service Outsourcing company, was established in 2000. The large team provides Customer Service Outsourcing and Call Center Services.
Read more

Bruxelles, Belgium

87 Louizalaan, PB 16, 1050 Brussel
Bruxelles, Belgium 1000
101 - 150

+32 25372500

See All Locations (52)

Was this helpful?

View Profile

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

Get My Matches

Vendere Group

Not yet reviewed

Undisclosed

$50 - $99 / hr

50 - 249

Leuven, Belgium

Services provided

40% Call Center Services

40% Sales Outsourcing

20% Corporate Training & Coaching

Vendere Group is a call center company. The Andelst, Netherlands-based agency was founded in 2002. Their services include Call Center Services and Sales Outsourcing.
Read more

Leuven, Belgium

Interleuvenlaan 62
Leuven, Belgium 3001
6 - 9

+32 16 36 02 63

See All Locations (4)

Was this helpful?

View Profile
Best Next Contact

Not yet reviewed

$5,000+

$50 - $99 / hr

10 - 49

Mechelen, Belgium

Services provided

50% Sales Outsourcing

25% Customer Service Outsourcing

15% Corporate Training & Coaching +1 service

10% Market Research

Sales Outsourcing company Best Next Contact is headquartered in Mechelen, Belgium. They focus on Sales Outsourcing and Customer Service Outsourcing.
Read more

View Profile
WEngage

Not yet reviewed

Undisclosed

Undisclosed

250 - 999

Machelen, Belgium

Services provided

25% Call Center Services

25% Back Office Outsourcing

25% Customer Service Outsourcing +1 service

25% Sales Outsourcing

WEngage, an answering service, was launched in 1986. The midsize team provides Call Center Services and Back Office Outsourcing.
Read more

View Profile
SMS Solutions

Not yet reviewed

Undisclosed

Undisclosed

10 - 49

Vilvoorde, Belgium

Services provided

80% Sales Outsourcing

20% SMS Marketing

SMS Solutions , a Sales Outsourcing company, was launched in 2002. The agency offers Sales Outsourcing and SMS Marketing, and is small.
Read more

View Profile
Smartelia

Not yet reviewed

Undisclosed

Undisclosed

50 - 249

Bruxelles, Belgium

Services provided

40% Call Center Services

20% Back Office Outsourcing

20% Recruitment Process Outsourcing +2 services

10% Content Marketing

10% Content Writing Services

Smartelia is an answering service company launched in 2012. The agency provides Call Center Services and Back Office Outsourcing, and is midsize.
Read more

Bruxelles, Belgium

523 avenue lousie
Bruxelles, Belgium 1000
6 - 9

See All Locations (2)

Was this helpful?

View Profile
The CV Center Belgium

Not yet reviewed

Undisclosed

Undisclosed

10 - 49

Ixelles, Belgium

Services provided

20% Content Writing Services

20% Corporate Training & Coaching

20% Public Relations +2 services

20% Sales Outsourcing

20% Social Media Marketing

The CV Center Belgium is a PR firm headquartered in Ixelles, Belgium. The team specializes in Public Relations and Social Media Marketing.
Read more

View Profile
Exceleads

Not yet reviewed

Undisclosed

Undisclosed

10 - 49

Hoegaarden, Belgium

Services provided

40% Call Center Services

20% Email Marketing

20% Sales Outsourcing +2 services

10% CRM Consulting and SI

10% Social Media Marketing

Exceleads is an answering service company. They provide Call Center Services and Email Marketing and were launched in 1999. The agency is in Hoegaarden, Belgium.
Read more

View Profile
Ariad Belgium

Not yet reviewed

Undisclosed

Undisclosed

50 - 249

Machelen, Belgium

Services provided

20% CRM Consulting and SI

20% Pay Per Click

20% Recruitment Process Outsourcing +2 services

20% Sales Outsourcing

20% Staffing

Headquartered in Machelen, Belgium, Ariad Belgium is a midsize pay per click agency. The team provides Pay Per Click and CRM consulting and SI.
Read more

View Profile
Abyssinia Connect Technologies

Not yet reviewed

$25,000+

$25 - $49 / hr

10 - 49

Antwerpen, Belgium

Services provided

35% Call Center Services

35% Back Office Outsourcing

30% Custom Software Development

Abyssinia Connect Technologies, a call center company, was established in 2006. The firm offers Call Center Services and Back Office Outsourcing.
Read more

View Profile
Callexcell

Not yet reviewed

$5,000+

$25 - $49 / hr

50 - 249

Sint-Truiden, Belgium

Services provided

75% Call Center Services

15% AI Agents

10% AI Consulting

In Sint-Truiden, Belgium, Callexcell is a midsize telephone answering service. Their services include Call Center Services and AI Agents.
Read more

View Profile
Invisible Puppy

Not yet reviewed

Undisclosed

Undisclosed

10 - 49

Antwerpen, Belgium

Services provided

20% Sales Outsourcing

15% Digital Strategy

15% Ecommerce Marketing +4 services

15% Search Engine Optimization

15% Social Media Marketing

10% Content Marketing

10% Email Marketing

Invisible Puppy, a Sales Outsourcing company, was founded in 2017. The team specializes in Sales Outsourcing and Digital Strategy.
Read more

Antwerpen, Belgium

Sint-Paulusplaats 19
Antwerpen, Belgium 2000
16 - 20

+32 9 233.3152

Antwerpen, Belgium

Karel Oomsstraat 47/a BE
Antwerpen, Belgium 2018
16 - 20

+32 9 233 31 52

See All Locations (2)

Was this helpful?

View Profile
Actiphone

Not yet reviewed

Undisclosed

Undisclosed

2 - 9

Antwerpen, Belgium

Services provided

50% Call Center Services

50% Back Office Outsourcing

Call center service and Back Office Outsourcing company Actiphone is in Antwerpen, Belgium. Their services include Call Center Services and Back Office Outsourcing.
Read more

View Profile
Spitup Call Solutions

Not yet reviewed

Undisclosed

Undisclosed

10 - 49

Charleroi, Belgium

Services provided

50% Call Center Services

50% Back Office Outsourcing

Established in 2017, Spitup Call Solutions is a telephone answering service and Back Office Outsourcing company. The firm offers Call Center Services and Back Office Outsourcing, and is small.
Read more

View Profile
STRATENET

Not yet reviewed

$1,000+

$25 - $49 / hr

2 - 9

Gembloux, Belgium

Services provided

20% Call Center Services

20% Digital Strategy

20% Pay Per Click +3 services

20% Search Engine Optimization

10% Conversion Optimization

10% Social Media Marketing

Phone answering service STRATENET was established in 2009. The team offers Call Center Services and Digital Strategy.
Read more

View Profile
Skondras Sales Outsourcing

Not yet reviewed

Undisclosed

Undisclosed

50 - 249

Hasselt, Belgium

Services provided

100% Sales Outsourcing

Skondras Sales Outsourcing is a Sales Outsourcing company. They were established in 2001, and their services include Sales Outsourcing.
Read more

Hasselt, Belgium

Ilgatlaan 9
Hasselt, Belgium 3500
76 - 100

+32.(0)11.286.020

See All Locations (2)

Was this helpful?

View Profile
Yello C.V.

Not yet reviewed

Undisclosed

Undisclosed

10 - 49

Kortrijk, Belgium

Services provided

30% Call Center Services

30% Customer Service Outsourcing

20% Sales Outsourcing +2 services

10% Email Marketing

10% Event Marketing

Yello C.V. Is a telephone answering service founded in 2003. The team specializes in Call Center Services and Customer Service Outsourcing.
Read more

View Profile
in2com

Not yet reviewed

$1,000+

< $25 / hr

250 - 999

Machelen, Belgium

Services provided

50% Call Center Services

20% Business Consulting

20% Sales Outsourcing +1 service

10% Customer Service Outsourcing

In2com, an answering service, focuses on Call Center Services and Business Consulting. The agency is based in Machelen, Belgium.
Read more

View Profile
salesUp

Not yet reviewed

$1,000+

< $25 / hr

10 - 49

Aalst, Belgium

Services provided

25% Call Center Services

50% Business Consulting

25% Sales Outsourcing

SalesUp is a Business Consulting company. Their small team is based in Aalst, Belgium. Their team focuses on Business Consulting and Call Center Services.
Read more

View Profile
Active Call

Not yet reviewed

Undisclosed

Undisclosed

10 - 49

Mechelen, Belgium

Services provided

20% Back Office Outsourcing

20% Customer Service Outsourcing

20% Direct Marketing +2 services

20% Recruiting

20% Sales Outsourcing

Founded in 1998, Active Call is a small Mechelen, Belgium-based Direct Marketing company. Their services include Direct Marketing and Back Office Outsourcing.
Read more

View Profile

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

Get My Matches

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

Proven

Market Leaders

Emerging

Niche

Clutch Leaders Matrix

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

1 WinPeo

2 Sellsior

A Clutch Leaders Matrix provides a broad view of the top-performing companies in a particular service or location. Each company featured in a Leaders Matrix is evaluated based on Focus and Ability to Deliver. The size of each circle indicates that company’s size.

By using verified reviews, focused service details, and real project data, the Leaders Matrix highlights companies that consistently deliver and stand out from the rest. Each company’s position is based on how well they focus on a service area and how consistently they deliver results, helping you make informed, confident decisions. Learn More

Focus (x-axis)

Focus accounts for a company’s specialization within a certain service.

Ability to Deliver (y-axis)

Ability to Deliver considers three criteria:

Client feedback and reviews
Work experience and previous projects
Market presence and reputation in the industry

List of the Top 2 Brussels Call Center Companies & Voice Services

WinPeo

$10,000+

$50 - $99 / hr

10 - 49

Bruxelles, Belgium

Ability to deliver

23.1/40.0

16.4/20 Reviews

1.8/10 Clients & Experience

5/10 Market Presence

Service focus

80% Sales Outsourcing

20% Other

View Profile Visit Website
Sellsior

$5,000+

$50 - $99 / hr

10 - 49

Mechelen, Belgium

Ability to deliver

22.5/40.0

16.2/20 Reviews

1.4/10 Clients & Experience

4.9/10 Market Presence

Service focus

25% Sales Outsourcing

75% Other

View Profile Visit Website
Webhelp

Undisclosed

Undisclosed

10,000+

Bruxelles, Belgium

Ability to deliver

7.2/40.0

0/20 Reviews

0/10 Clients & Experience

7.2/10 Market Presence

Service focus

23% Call Center Services

15% Sales Outsourcing

62% Other

View Profile Visit Website
Vendere Group

Undisclosed

$50 - $99 / hr

50 - 249

Leuven, Belgium

Ability to deliver

5.2/40.0

0/20 Reviews

0/10 Clients & Experience

5.2/10 Market Presence

Service focus

40% Call Center Services

40% Sales Outsourcing

20% Other

View Profile Visit Website
Best Next Contact

$5,000+

$50 - $99 / hr

10 - 49

Mechelen, Belgium

Ability to deliver

4.6/40.0

0/20 Reviews

0/10 Clients & Experience

4.6/10 Market Presence

Service focus

50% Sales Outsourcing

50% Other

View Profile Visit Website
WEngage

Undisclosed

Undisclosed

250 - 999

Machelen, Belgium

Ability to deliver

0/40.0

0/20 Reviews

0/10 Clients & Experience

0/10 Market Presence

Service focus

25% Call Center Services

25% Sales Outsourcing

50% Other

View Profile Visit Website
SMS Solutions

Undisclosed

Undisclosed

10 - 49

Vilvoorde, Belgium

Ability to deliver

0/40.0

0/20 Reviews

0/10 Clients & Experience

0/10 Market Presence

Service focus

80% Sales Outsourcing

20% Other

View Profile Visit Website
Smartelia

Undisclosed

Undisclosed

50 - 249

Bruxelles, Belgium

Ability to deliver

0/40.0

0/20 Reviews

0/10 Clients & Experience

0/10 Market Presence

Service focus

40% Call Center Services

60% Other

View Profile Visit Website
The CV Center Belgium

Undisclosed

Undisclosed

10 - 49

Ixelles, Belgium

Ability to deliver

0/40.0

0/20 Reviews

0/10 Clients & Experience

0/10 Market Presence

Service focus

20% Sales Outsourcing

80% Other

View Profile Visit Website
Exceleads

Undisclosed

Undisclosed

10 - 49

Hoegaarden, Belgium

Ability to deliver

0/40.0

0/20 Reviews

0/10 Clients & Experience

0/10 Market Presence

Service focus

40% Call Center Services

20% Sales Outsourcing

40% Other

View Profile Visit Website
Ariad Belgium

Undisclosed

Undisclosed

50 - 249

Machelen, Belgium

Ability to deliver

0/40.0

0/20 Reviews

0/10 Clients & Experience

0/10 Market Presence

Service focus

20% Sales Outsourcing

80% Other

View Profile Visit Website
Abyssinia Connect Technologies

$25,000+

$25 - $49 / hr

10 - 49

Antwerpen, Belgium

Ability to deliver

4/40.0

0/20 Reviews

0/10 Clients & Experience

4/10 Market Presence

Service focus

35% Call Center Services

65% Other

View Profile Visit Website
Callexcell

$5,000+

$25 - $49 / hr

50 - 249

Sint-Truiden, Belgium

Ability to deliver

5.3/40.0

0/20 Reviews

0/10 Clients & Experience

5.3/10 Market Presence

Service focus

75% Call Center Services

25% Other

View Profile Visit Website
Invisible Puppy

Undisclosed

Undisclosed

10 - 49

Antwerpen, Belgium

Ability to deliver

0/40.0

0/20 Reviews

0/10 Clients & Experience

0/10 Market Presence

Service focus

20% Sales Outsourcing

80% Other

View Profile Visit Website
Actiphone

Undisclosed

Undisclosed

2 - 9

Antwerpen, Belgium

Ability to deliver

0/40.0

0/20 Reviews

0/10 Clients & Experience

0/10 Market Presence

Service focus

50% Call Center Services

50% Other

View Profile Visit Website
Spitup Call Solutions

Undisclosed

Undisclosed

10 - 49

Charleroi, Belgium

Ability to deliver

0/40.0

0/20 Reviews

0/10 Clients & Experience

0/10 Market Presence

Service focus

50% Call Center Services

50% Other

View Profile Visit Website
STRATENET

$1,000+

$25 - $49 / hr

2 - 9

Gembloux, Belgium

Ability to deliver

0/40.0

0/20 Reviews

0/10 Clients & Experience

0/10 Market Presence

Service focus

20% Call Center Services

80% Other

View Profile Visit Website

Latest Call Centers Articles

See all articles

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

Updated May 26, 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

Updated March 24, 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

Updated March 24, 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

Transcription in Brussels Translation in Brussels Real Estate in Brussels Logistics & Supply Chain Consulting in Brussels Warehousing & Distribution in Brussels Trucking in Brussels 3pl in Brussels Shipping in Brussels Legal in Brussels

Specialties

Lead Generation Sales Outsourcing Appointment Setting Telemarketing Virtual Receptionist Answering Services Outbound Third Party Verification Inbound Appointment Setting

Get matched with the 5 best-fit agencies for your project—in 4 minutes or less.

Top Call Center Services & Voice Services in Brussels

List of the Top Brussels Call Center Companies & Voice Services

Reviews mention Proactive

Customer Service Outsourcing for Authentication Solutions Co

Customer Service Outsourcing for Data Analytics Company

Call Center Services for Wheelchair Rental System

Customer Support for Music Distribution Company

Call Center Staffing for Government Helpline

Average Project Cost Breakdown

What Clients Have Said

Reviews mention Timely

BPO & Customer Service Support for Financial Services Co

Outsourced Accounting & Content Writing for IT Services Firm

Digital Strategy for Environmental Solutions Platform

Accounting Services for Marketing & Venture Capital Firm

Content Mktg & Call Center Services for Cashback Gaming Co

Back Office Outsourcing for E-Commerce Co

Average Project Cost Breakdown

What Clients Have Said

Reviewed 2 times in the past 6 months

Call Center Services for Retail Company

Average Project Cost Breakdown

What Clients Have Said

Reviews mention Timely

Call Center Services for Automotive Services Company

Call Center Services for Automotive Services Company

Industry Experience

Select Industry to see insights

Average Project Cost Breakdown

What Clients Have Said

Industry Experience

Select Industry to see insights

Average Project Cost Breakdown

What Clients Have Said

Industry Experience

Select Industry to see insights

Average Project Cost Breakdown

What Clients Have Said

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

Why Trust Clutch

List of the Top 2 Brussels Call Center Companies & Voice Services

Latest Call Centers Articles

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

Guide to Call Center Outsourcing

How To Hire a Call Center in 4 Steps

Similar Categories

Related Services

Specialties