Company lists · Data verified August 2026

Top 25 Consulting firms based in Belgium

Name: 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 2,975 companies tracked

There are 2,975 consulting firms headquartered in Belgium (RevenueBase, August 2026). RevenueBase tracks 33,065 professional contacts across them, including 12,049 with verified work emails and 1,128 with mobile numbers. Brussels is the largest hub.

This list covers 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.

2,975Companies

33,065Contacts tracked

12,049Verified emails

1,128Mobile numbers

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The 25 largest consulting firms based in Belgium

Ranked by team size

Top 25 of 2,975 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	Avance Consulting	Saint-Josse-Ten-Noode	501-1,000	1,929	72
2	Kpmg Belgium	Kortrijk	1,001-5,000	1,613	1,003
3	Moore Belgium	Bree	1,001-5,000	1,110	744
4	United Consulting	n/a	501-1,000	689	91
5	Alten Belgium	Saint Gilles	501-1,000	645	269
6	VGD	n/a	201-500	559	249
7	CRIDO	n/a	201-500	403	302
8	Pauwels Consulting	Diegem	1,001-5,000	390	240
9	Titeca PRO Accountants & Experts	Waregem	201-500	382	249
10	RPC	n/a	201-500	338	191
11	Unique Career Belgium	Antwerpen	201-500	270	14
12	Sopra Steria BE	Strombeek-Bever	501-1,000	242	120
13	Baker Tilly Belgium	Mechelen	201-500	219	144
14	Finvision	Hasselt	201-500	214	156
15	Iliade Consulting	Bruxelles	201-500	209	135
16	ORBID	Zele	51-200	183	133
17	NALYS	Gent	51-200	167	81
18	USG Professionals Belgium	n/a	201-500	163	17
19	IQO	Bruxelles	51-200	156	104
20	The House Of Marketing	Machelen Brussels	51-200	130	56
21	Perfact Group	Antwerpen	51-200	129	62
22	Cream Consulting	n/a	51-200	119	62
23	ELMOS	Mechelen	51-200	114	65
24	Fipra Public Affairs	Brussels	51-200	105	63
25	SAM Recruitment	Antwerpen	51-200	86	4

Showing 25 of 2,975 consulting firms based in Belgium

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Consulting firms based in Belgium at a glance

As of Aug 28, 2026

1-10Median size (employees)

BrusselsLargest hub · 230 HQs

1,128Contacts with mobile numbers

61Emails re-verified in last 30 days

Companies by employee count

1-10

2,365

11-50

406

51-200

106

201-500

501-1,000

1,001-5,000

10001+

Consulting firms by metro

Metro	Companies
Consulting firms in Brussels	230
Consulting firms in Bruxelles	130
Consulting firms in Antwerpen	78
Consulting firms in Antwerp	71
Consulting firms in Gent	58
Consulting firms in Liege	54
Consulting firms in Mechelen	48

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 “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; 61 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 consulting firms are there based in Belgium?

There are 2,975 consulting firms headquartered in Belgium as of August 2026 (RevenueBase).

What is the largest company on this list?

Avance Consulting, headquartered in Saint-Josse-Ten-Noode, tops this list with the largest team on record.

Which city has the most consulting firms?

Brussels leads with 230 headquartered companies, followed by Bruxelles (130) and Antwerpen (78).

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 12,049 verified decision-maker contacts tracked across these 2,975 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.