Company lists · Data verified August 2026

Top 25 Consumer brand marketing agencies based in Belgium

Name: Consumer brand marketing agencies based in Belgium
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 1,972 companies tracked

There are 1,972 consumer brand marketing agencies headquartered in Belgium (RevenueBase, August 2026). RevenueBase tracks 17,170 professional contacts across them, including 5,427 with verified work emails and 669 with mobile numbers. Brussels is the largest hub.

This list covers consumer brand marketing agencies 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.

1,972Companies

17,170Contacts tracked

5,427Verified emails

669Mobile numbers

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The 25 largest consumer brand marketing agencies based in Belgium

Ranked by team size

Top 25 of 1,972 consumer brand marketing agencies 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	IO	Brussels	1,001-5,000	3,702	1,035
2	Springbok Agency	Anderlecht	201-500	255	166
3	Bbdo Belgium	n/a	51-200	252	57
4	Publicis Groupe Belgium	n/a	201-500	190	124
5	Tbwa Belgium	n/a	51-200	171	65
6	The House Of Marketing	Machelen Brussels	51-200	130	56
7	87seconds	n/a	51-200	121	54
8	Rossel Advertising	Bruxelles	51-200	75	8
9	Wisemen	Diepenbeek	51-200	70	16
10	Sarawak Nederland	Groot-Bijgaarden	201-500	65	3
11	The Reference	Ghent	51-200	64	25
12	Omcollective	Sint-Niklaas	51-200	60	40
13	Addretail Certified B Corp	n/a	51-200	57	26
14	D'm&s	Bruges	51-200	48	39
15	Havas Belgium	Brussels	51-200	48	5
16	Boondoggle	Leuven	51-200	47	17
17	Strategie Agency	Hermee	51-200	40	16
18	altavia.act	Brussel Bruxelles	51-200	34	22
19	These Days	Antwerp	51-200	32	3
20	Onlyhumans	n/a	51-200	31	19
21	OMD Belgium And Luxembourg	St-Jans-Molenbeek Brussels	51-200	21	12
22	Idweaver	Waterloo	51-200	20	1
23	Hyperion	Gent	201-500	19	13
24	Accenture Song Belux	Leuven	51-200	19	9
25	RCA	n/a	51-200	18	16

Showing 25 of 1,972 consumer brand marketing agencies based in Belgium

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Consumer brand marketing agencies based in Belgium at a glance

As of Aug 28, 2026

1-10Median size (employees)

BrusselsLargest hub · 107 HQs

669Contacts with mobile numbers

19Emails re-verified in last 30 days

Companies by employee count

1-10

1,550

11-50

326

51-200

201-500

1,001-5,000

5,001-10,000

10001+

Consumer brand marketing agencies by metro

Metro	Companies
Consumer brand marketing agencies in Brussels	107
Consumer brand marketing agencies in Antwerpen	92
Consumer brand marketing agencies in Bruxelles	84
Consumer brand marketing agencies in Gent	71
Consumer brand marketing agencies in Antwerp	57
Consumer brand marketing agencies in Liege	35
Consumer brand marketing agencies in Hasselt	30

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 “consumer brand marketing agencies”, 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; 19 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 consumer brand marketing agencies are there based in Belgium?

There are 1,972 consumer brand marketing agencies headquartered in Belgium as of August 2026 (RevenueBase).

What is the largest company on this list?

IO, headquartered in Brussels, tops this list with the largest team on record.

Which city has the most consumer brand marketing agencies?

Brussels leads with 107 headquartered companies, followed by Antwerpen (92) and Bruxelles (84).

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 5,427 verified decision-maker contacts tracked across these 1,972 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.