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Top Lead Generation Companies in Belgium

Ratings Updated: July 27, 2026

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15 Companies

Country: Belgium

Sales Outsourcing: B2B Lead Generation

List of the Top Belgium Lead Generation Services

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What are Featured Providers?

A-SALES AB

4.9 83 reviews

Premier Verified

$1,000+

< $25 / hr

50 - 249

Serves Belgium

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 agency specializing in Sales Outsourcing Solutions, excelling in generating sales appointments and pipeline development for various industries. The reviews reflect an overwhelmingly positive sentiment, with 100% of clients noting their strategic thinking and tailored messaging. Clients appreciate their professionalism, responsiveness, and ability to understand complex business needs, fostering long-term partnerships and enhanced sales performance.

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57 of 60 Sales Outsourcing reviews are 5 stars

17 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
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Industry Experience

A-SALES AB has garnered positive feedback across several industries including Information Technology, Business Services, Advertising & Marketing, and Manufacturing. Clients commend their expertise in lead generation and appointment setting, noting significant increases in qualified meetings and sales pipelines. Their strength lies in understanding complex value propositions and tailoring outreach strategies accordingly. Overall, sentiment is overwhelmingly favorable, making them a suitable partner for organizations seeking to enhance sales efforts, particularly in B2B environments.
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Other industries Information technology Manufacturing Software Advertising & marketing Consumer products & services Business services Construction Consumer Products Government Financial services Education Healthcare Supply Chain, Logistics, and Transport Human Resources IT Services Consulting

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More responsive than most other service providers

A-SALES AB is responsive
They are a great candidate to start a conversation with. Send them a short message or project inquiry.
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View projects from:

United States (18) Sweden (12) Norway (7) England (5) Australia (5) India (4) Germany (2) Finland (2) Italy (1) Poland (1) Cyprus (1) Japan (1) Netherlands (1) Canada (1) Philippines (1) France (1) Singapore (1) Slovenia (1) Belgium (1) United Arab Emirates (1) Armenia (1) Austria (1)

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SalesAR

4.9 134 reviews

Premier Verified

$1,000+

< $25 / hr

50 - 249

Serves Belgium

Services provided

60% Sales Outsourcing

10% Account-Based Marketing

10% Call Center Services +2

10% Content Marketing

10% Email Marketing

Focus Areas

60% B2B Lead Generation

40% B2B Appointment Setting

SalesAR is a Sales Outsourcing Solutions agency specializing in lead generation, multi-channel outreach, and partnership development. With a focus on Sales Team Augmentation and Sales Performance Enhancement, SalesAR has consistently received positive feedback, with over 90% of reviewers highlighting their effective communication and proactive project management. Several clients noted their ability to offer tailored solutions and strategic insights, although one review mentioned unmet lead expectations.

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6 of 7 reviews are 5 stars

5 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, clients have expressed high satisfaction with SalesAR's lead generation services, noting their effective communication and project management. A client highlighted a successful event where 80% of attendees were sourced from SalesAR leads. Another praised their structured approach and proactive adjustments to campaign strategies. Overall, the sentiment is overwhelmingly positive, with clients appreciating the agency's alignment with their goals and the tangible outcomes achieved, such as increased engagement and ongoing conversations with prospects.
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10 of 16 B2B Lead Generation reviews are 5 stars

3 new reviews for B2B Lead Generation in past 6 months

Less than $10,000 avg. project cost

B2B Lead Generation Experience

SalesAR demonstrates strong expertise in B2B lead generation, with 78% of reviewers providing positive feedback regarding their effectiveness and communication. Key strengths include structured project management, quality market research, and proactive engagement, leading to measurable successes like 35 scheduled meetings in healthcare and 21 in blockchain initiatives. However, 22% of clients noted challenges, such as low response rates in specific projects. Overall, SalesAR is recognized as a reliable partner that adapts to industry needs while continuously refining their strategies.
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18 of 25 Sales Outsourcing reviews are 5 stars

5 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
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Average Project Cost Breakdown

$10,000 to $49,000 (68) Less than $10,000 (23) $50,000 to $199,999 (1)

What Clients Have Said
SalesAR has received favorable feedback regarding their cost and value for money, with multiple clients noting that their pricing aligns well with their budget and offers good value. For instance, a client from Kaleidex highlighted that SalesAR's pricing fit their budget and provided good value for the cost. Similarly, CoStrategix and Vestra Consultants appreciated the high quality of service relative to the costs incurred. Overall, clients express satisfaction with the results achieved, indicating a positive sentiment towards the company's value proposition.
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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

Focus Areas

35% B2B Lead Generation

35% B2B Lead Qualification

30% B2B Appointment Setting

WinPeo is a Sales Outsourcing Solutions provider that excels in Sales Team Augmentation and Sales Performance Enhancement. According to positive feedback, with 100% of reviewers highlighting significant lead generation and market recognition, WinPeo's tailored consulting notably increased client demos fourfold and expanded customer bases. Clients appreciate their strategic approach, multilingual capabilities, and consistent project management, with no noted areas for improvement.

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1 of 1 Sales Outsourcing reviews are 5 stars

$10,000 – $49,000 avg. project cost

Sales Outsourcing PROJECT HIGHLIGHT

Lead Generation for Social Networking B2B Platform
5.0 — WinPeo helps generate leads for a social networking B2B platform. The team provides consulting insights to help the client improve their market approach. Read more
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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.
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Business services

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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.
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Sellsior

5.0 1 review

$5,000+

$50 - $99 / hr

10 - 49

Mechelen, Belgium

Services provided

25% Sales Outsourcing

50% Business Consulting

25% Corporate Training & Coaching

Focus Areas

50% B2B Lead Generation

50% B2B Appointment Setting

Sellsior is a sales consultancy firm that excels in enhancing client sales processes and outcomes. With a 100% positive feedback rate, they are praised for significantly improving client budgets and client quality. The reviews highlight Sellsior's comprehensive approach, strong project management, and impressive delivery exceeding expectations, making them a valuable partner for businesses seeking to elevate their sales strategies.

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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.
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Advertising & marketing

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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.
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Skondras Sales Outsourcing

Not yet reviewed

Undisclosed

Undisclosed

50 - 249

Hasselt, Belgium

Services provided

100% Sales Outsourcing

Focus Areas

100% B2B Lead Generation

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

Ilgatlaan 9
Hasselt, Belgium 3500
76 - 100

+32.(0)11.286.020

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SMS Solutions

Not yet reviewed

Undisclosed

Undisclosed

10 - 49

Vilvoorde, Belgium

Services provided

80% Sales Outsourcing

20% SMS Marketing

Focus Areas

100% B2B Lead Generation

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

Not yet reviewed

Undisclosed

Undisclosed

250 - 999

Machelen, Belgium

Services provided

25% Sales Outsourcing

25% Back Office Outsourcing

25% Call Center Services +1

25% Customer Service Outsourcing

Focus Areas

100% B2B Lead Generation

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

Not yet reviewed

Undisclosed

Undisclosed

10 - 49

Hoegaarden, Belgium

Services provided

20% Sales Outsourcing

40% Call Center Services

20% Email Marketing +2

10% CRM Consulting and SI

10% Social Media Marketing

Focus Areas

100% B2B Lead Generation

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.
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Yello C.V.

Not yet reviewed

Undisclosed

Undisclosed

10 - 49

Kortrijk, Belgium

Services provided

20% Sales Outsourcing

30% Call Center Services

30% Customer Service Outsourcing +2

10% Email Marketing

10% Event Marketing

Focus Areas

100% B2B Lead Generation

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

Not yet reviewed

Undisclosed

Undisclosed

10 - 49

Antwerpen, Belgium

Services provided

20% Sales Outsourcing

15% Digital Strategy

15% Ecommerce Marketing +4

15% Search Engine Optimization

15% Social Media Marketing

10% Content Marketing

10% Email Marketing

Focus Areas

100% B2B Lead Generation

Invisible Puppy, a Sales Outsourcing company, was founded in 2017. The team specializes in Sales Outsourcing and Digital Strategy.
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The CV Center Belgium

Not yet reviewed

Undisclosed

Undisclosed

10 - 49

Ixelles, Belgium

Services provided

20% Sales Outsourcing

20% Content Writing Services

20% Corporate Training & Coaching +2

20% Public Relations

20% Social Media Marketing

Focus Areas

100% B2B Lead Generation

The CV Center Belgium is a PR firm headquartered in Ixelles, Belgium. The team specializes in Public Relations and Social Media Marketing.
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in2com

Not yet reviewed

$1,000+

< $25 / hr

250 - 999

Machelen, Belgium

Services provided

20% Sales Outsourcing

50% Call Center Services

20% Business Consulting +1

10% Customer Service Outsourcing

Focus Areas

50% B2B Lead Generation

50% B2B Appointment Setting

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

Not yet reviewed

Undisclosed

Undisclosed

50 - 249

Machelen, Belgium

Services provided

20% Sales Outsourcing

20% CRM Consulting and SI

20% Pay Per Click +2

20% Recruitment Process Outsourcing

20% Staffing

Focus Areas

100% B2B Lead Generation

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

Not yet reviewed

Undisclosed

Undisclosed

10 - 49

Mechelen, Belgium

Services provided

20% Sales Outsourcing

20% Back Office Outsourcing

20% Customer Service Outsourcing +2

20% Direct Marketing

20% Recruiting

Focus Areas

100% B2B Lead Generation

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

Not yet reviewed

$1,000+

< $25 / hr

250 - 999

Oostende, Belgium

Services provided

10% Sales Outsourcing

25% Back Office Outsourcing

25% Business Consulting +2

25% Call Center Services

15% AI Agents

Focus Areas

35% B2B Lead Generation

35% B2B Appointment Setting

30% B2B Lead Qualification

Call-IT is a Business Consulting company. Founded in 1986, the firm specializes in Business Consulting and Call Center Services.
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salesUp

Not yet reviewed

$1,000+

< $25 / hr

10 - 49

Aalst, Belgium

Services provided

25% Sales Outsourcing

50% Business Consulting

25% Call Center Services

Focus Areas

35% B2B Lead Generation

35% B2B Appointment Setting

30% B2B Lead Qualification

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

Not yet reviewed

Undisclosed

Undisclosed

10,000+

Bruxelles, Belgium

Services provided

15% Sales Outsourcing

33% Customer Service Outsourcing

23% Call Center Services +17

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

Focus Areas

75% B2B Lead Generation

15% B2B Lead Qualification

10% B2B Appointment Setting

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

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

+32 25372500

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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 Belgium Lead Generation 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

35% B2B Lead Generation

20% Other

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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

50% B2B Lead Generation

75% Other

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Skondras Sales Outsourcing

Undisclosed

Undisclosed

50 - 249

Hasselt, Belgium

Ability to deliver

0/40.0

0/20 Reviews

0/10 Clients & Experience

0/10 Market Presence

Service focus

100% Sales Outsourcing

100% B2B Lead Generation

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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

100% B2B Lead Generation

20% Other

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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% Sales Outsourcing

100% B2B Lead Generation

75% Other

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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

20% Sales Outsourcing

100% B2B Lead Generation

80% Other

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Yello C.V.

Undisclosed

Undisclosed

10 - 49

Kortrijk, Belgium

Ability to deliver

0/40.0

0/20 Reviews

0/10 Clients & Experience

0/10 Market Presence

Service focus

20% Sales Outsourcing

100% B2B Lead Generation

80% Other

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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

100% B2B Lead Generation

80% Other

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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

100% B2B Lead Generation

80% Other

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in2com

$1,000+

< $25 / hr

250 - 999

Machelen, Belgium

Ability to deliver

0/40.0

0/20 Reviews

0/10 Clients & Experience

0/10 Market Presence

Service focus

20% Sales Outsourcing

50% B2B Lead Generation

80% Other

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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

100% B2B Lead Generation

80% Other

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Active Call

Undisclosed

Undisclosed

10 - 49

Mechelen, Belgium

Ability to deliver

0/40.0

0/20 Reviews

0/10 Clients & Experience

0/10 Market Presence

Service focus

20% Sales Outsourcing

100% B2B Lead Generation

80% Other

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Call-IT

$1,000+

< $25 / hr

250 - 999

Oostende, Belgium

Ability to deliver

0/40.0

0/20 Reviews

0/10 Clients & Experience

0/10 Market Presence

Service focus

10% Sales Outsourcing

35% B2B Lead Generation

90% Other

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salesUp

$1,000+

< $25 / hr

10 - 49

Aalst, Belgium

Ability to deliver

0/40.0

0/20 Reviews

0/10 Clients & Experience

0/10 Market Presence

Service focus

25% Sales Outsourcing

35% B2B Lead Generation

75% Other

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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

15% Sales Outsourcing

75% B2B Lead Generation

85% Other

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Select Industry to see insights

A-SALES AB is responsive

Reviewed 7 times in the past 6 months

B2B Lead Generation Experience

Lead Gen & Sales Support for Content Monetization Platform

Average Project Cost Breakdown

What Clients Have Said

Lead Generation for Social Networking B2B Platform

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

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