Company lists · Data verified August 2026

Top 25 Business consulting firms based in Belgium

Name: Business consulting firms based in Belgium
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 1,461 companies tracked

There are 1,461 business consulting firms headquartered in Belgium (RevenueBase, August 2026). RevenueBase tracks 11,204 professional contacts across them, including 3,332 with verified work emails and 359 with mobile numbers. Brussels is the largest hub.

This list covers business consulting firms headquartered in Belgium, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Data current as of August 28, 2026.

1,461Companies

11,204Contacts tracked

3,332Verified emails

359Mobile numbers

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The 25 largest business consulting firms based in Belgium

Ranked by team size

Top 25 of 1,461 business consulting firms based in Belgium, ranked by team size, largest first. Data verified Aug 28, 2026. Click a count to unlock that company's people.
#	Company	HQ	Employees	Contacts	Verified emails
1	Kpmg Belgium	Kortrijk	1,001-5,000	1,613	1,003
2	VGD	n/a	201-500	559	249
3	Sopra Steria BE	Strombeek-Bever	501-1,000	242	120
4	The House Of Marketing	Machelen Brussels	51-200	130	56
5	Perfact Group	Antwerpen	51-200	129	62
6	Cream Consulting	n/a	51-200	119	62
7	Addestino	Zele	51-200	76	51
8	Kessels & Smit, The Learning Company	Gent	51-200	72	55
9	Junto Consulting	Mechelen	51-200	67	5
10	NGAGE	St-Lambrechts-Woluwe Brussels	51-200	65	29
11	VVA Group	Brussels	51-200	64	16
12	Phinest	Watermael-Boitsfort Brussels	51-200	63	47
13	Myreas	n/a	51-200	60	41
14	Tactical Advisory Group	Leuven	51-200	54	42
15	Aprico Consultants	Zaventem	51-200	54	35
16	Idalko	Antwerpen	51-200	54	22
17	Eight Advisory Benelux	Brussel	501-1,000	52	38
18	Senior Consultants Vlaanderen VZW	Brugge	51-200	52	34
19	Wemanity Reply Belgium	St-Lambrechts-Woluwe Brussels	51-200	51	26
20	Joos Consulting	n/a	201-500	45	3
21	Waeg, An IBM Company	Bruxelles	51-200	40	5
22	The Business Analysts	Antwerpen Kontich	51-200	35	20
23	Upwider Consulting	Brussel	51-200	35	6
24	Circle Strategy	Brussels	51-200	23	17
25	Kalytech Consulting	n/a	51-200	23	6

Showing 25 of 1,461 business consulting firms based in Belgium

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Business consulting firms based in Belgium at a glance

As of Aug 28, 2026

1-10Median size (employees)

BrusselsLargest hub · 120 HQs

359Contacts with mobile numbers

18Emails re-verified in last 30 days

Companies by employee count

1-10

1,211

11-50

156

51-200

201-500

501-1,000

1,001-5,000

Business consulting firms by metro

Metro	Companies
Business consulting firms in Brussels	120
Business consulting firms in Bruxelles	54
Business consulting firms in Antwerp	37
Business consulting firms in Antwerpen	32
Business consulting firms in Mechelen	29
Business consulting firms in Liege	28
Business consulting firms in Gent	28

How this list was built

Source: The RevenueBase company graph: 21.3 million companies and 398.9 million professional contacts resolved from primary sources.
Inclusion: Companies whose own business descriptions match “business consulting firms”, with match quality audited by blind human judging, and headquartered in Belgium.
Ranking: Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification: Contact records re-verify on a rolling cadence; 18 contacts on this list were re-verified in the last 30 days.
Refresh: Lists are refreshed periodically as the underlying company graph is re-verified. Last verified Aug 28, 2026.

Frequently asked

How many business consulting firms are there based in Belgium?

There are 1,461 business consulting firms headquartered in Belgium as of August 2026 (RevenueBase).

What is the largest company on this list?

Kpmg Belgium, headquartered in Kortrijk, tops this list with the largest team on record.

Which city has the most business consulting firms?

Brussels leads with 120 headquartered companies, followed by Bruxelles (54) and Antwerp (37).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 3,332 verified decision-maker contacts tracked across these 1,461 companies.

How current is this list?

The list is refreshed periodically as the underlying company graph is re-verified. It was last verified on August 28, 2026.

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About this data

RevenueBase is a B2B contact data platform. Its company graph covers 21.3 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph, the same data that powers RevenueBase's B2B data products and the free research portal.