Company lists · Data verified August 2026

Top 25 Data driven marketing agencies based in Belgium

Name: Data driven 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 834 companies tracked

There are 834 data driven marketing agencies headquartered in Belgium (RevenueBase, August 2026). RevenueBase tracks 9,247 professional contacts across them, including 2,696 with verified work emails and 362 with mobile numbers. Brussels is the largest hub.

This list covers data driven 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.

834Companies

9,247Contacts tracked

2,696Verified emails

362Mobile numbers

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The 25 largest data driven marketing agencies based in Belgium

Ranked by team size

Top 25 of 834 data driven 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	EDM	Brussel	51-200	420	6
3	Symeta Hybrid NV	Heverlee	201-500	102	57
4	The Reference	Ghent	51-200	64	25
5	Omcollective	Sint-Niklaas	51-200	60	40
6	Dataminded	Leuven	51-200	57	40
7	Ignitionone	Diegem	201-500	52	4
8	Havas Belgium	Brussels	51-200	48	5
9	Etail Agency Your Marketplace Partner	Watermael-Boitsfort Brussels	11-50	43	19
10	ANTS	Gent	11-50	40	2
11	These Days	Antwerp	51-200	32	3
12	Onlyhumans	n/a	51-200	31	19
13	Multiminds	Aalst	11-50	28	19
14	JUVO	Ghent	51-200	28	14
15	Stitchd	Merelbeke	11-50	26	19
16	AMI	Antwerpen	11-50	23	14
17	E-Net	Floreffe	11-50	23	12
18	US	Kontich	11-50	22	16
19	Like A Virgin	Kortrijk	11-50	22	13
20	Human37	n/a	11-50	21	17
21	The DOT Society	Montevideo	11-50	20	15
22	Comith	Affligem	11-50	20	15
23	vectr.consulting	Kontich	11-50	20	13
24	Dexville	Berchem	11-50	20	13
25	Idweaver	Waterloo	51-200	20	1

Showing 25 of 834 data driven marketing agencies based in Belgium

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Data driven marketing agencies based in Belgium at a glance

As of Aug 28, 2026

1-10Median size (employees)

BrusselsLargest hub · 46 HQs

362Contacts with mobile numbers

9Emails re-verified in last 30 days

Companies by employee count

1-10

655

11-50

143

51-200

201-500

1,001-5,000

5,001-10,000

10001+

Data driven marketing agencies by metro

Metro	Companies
Data driven marketing agencies in Brussels	46
Data driven marketing agencies in Bruxelles	34
Data driven marketing agencies in Antwerpen	32
Data driven marketing agencies in Gent	26
Data driven marketing agencies in Antwerp	25
Data driven marketing agencies in Hasselt	18
Data driven marketing agencies in Leuven	15

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 “data driven 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; 9 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 data driven marketing agencies are there based in Belgium?

There are 834 data driven 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 data driven marketing agencies?

Brussels leads with 46 headquartered companies, followed by Bruxelles (34) and Antwerpen (32).

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 2,696 verified decision-maker contacts tracked across these 834 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.