Company lists · Data verified August 2026

Top 25 Advertising agencies based in Belgium

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

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 631 companies tracked

There are 631 advertising agencies headquartered in Belgium (RevenueBase, August 2026). RevenueBase tracks 5,080 professional contacts across them, including 1,389 with verified work emails and 176 with mobile numbers. Antwerpen is the largest hub.

This list covers advertising 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.

631Companies

5,080Contacts tracked

1,389Verified emails

176Mobile numbers

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The 25 largest advertising agencies based in Belgium

Ranked by team size

Top 25 of 631 advertising 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	SPACE	Brussels	51-200	283	53
2	Bbdo Belgium	n/a	51-200	252	57
3	VAR	Sint-Stevens-Woluwe	51-200	198	53
4	Tbwa Belgium	n/a	51-200	171	65
5	87seconds	n/a	51-200	121	54
6	TIPIK	n/a	51-200	91	28
7	Rossel Advertising	Bruxelles	51-200	75	8
8	Expansion Partners SA	Wierde	11-50	53	40
9	Essencemediacom Belgium	Saint-Josse-Ten-Noode Brussels	11-50	53	36
10	IPM Advertising	Bruxelles	51-200	52	10
11	D'm&s	Bruges	51-200	48	39
12	Havas Belgium	Brussels	51-200	48	5
13	Strategie Agency	Hermee	51-200	40	16
14	Mortierbrigade	Schaerbeek	11-50	39	22
15	Focus Advertising	Kortrijk	11-50	38	16
16	Adsomenoise	Leuven	11-50	34	23
17	These Days	Antwerp	51-200	32	3
18	BOA	Lauwe	11-50	28	20
19	Créaset I The ART Of Visibility	n/a	51-200	27	8
20	D-Artagnan	Brugge	11-50	24	17
21	AMI	Antwerpen	11-50	23	14
22	OMD Belgium And Luxembourg	St-Jans-Molenbeek Brussels	51-200	21	12
23	PHD Media Belgium	Zaventem	11-50	19	10
24	Artex Reclamebureau	Izegem	11-50	18	8
25	King George	Sint-Niklaas	11-50	17	10

Showing 25 of 631 advertising agencies based in Belgium

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Advertising agencies based in Belgium at a glance

As of Aug 28, 2026

1-10Median size (employees)

AntwerpenLargest hub · 33 HQs

176Contacts with mobile numbers

15Emails re-verified in last 30 days

Companies by employee count

1-10

475

11-50

101

51-200

201-500

1,001-5,000

10001+

Advertising agencies by metro

Metro	Companies
Advertising agencies in Antwerpen	33
Advertising agencies in Brussels	29
Advertising agencies in Bruxelles	28
Advertising agencies in Gent	20
Advertising agencies in Ixelles	11
Advertising agencies in Hasselt	11
Advertising agencies in Kortrijk	11

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 “advertising 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; 15 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 advertising agencies are there based in Belgium?

There are 631 advertising agencies headquartered in Belgium as of August 2026 (RevenueBase).

What is the largest company on this list?

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

Which city has the most advertising agencies?

Antwerpen leads with 33 headquartered companies, followed by Brussels (29) and Bruxelles (28).

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 1,389 verified decision-maker contacts tracked across these 631 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.