Company lists · Data verified August 2026

Top 24 AI cybersecurity companies based in Belgium

Name: AI cybersecurity companies based in Belgium
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 63 companies tracked

There are 63 AI cybersecurity companies headquartered in Belgium (RevenueBase, August 2026). RevenueBase tracks 4,076 professional contacts across them, including 2,228 with verified work emails and 68 with mobile numbers. Kontich is the largest hub.

This list covers AI cybersecurity companies 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.

63Companies

4,076Contacts tracked

2,228Verified emails

68Mobile numbers

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The 24 largest AI cybersecurity companies based in Belgium

Ranked by team size

Top 24 of 63 AI cybersecurity companies 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	Orange Cyberdefense	n/a	1,001-5,000	3,706	2,083
2	Approach Cyber	Mechelen	51-200	93	48
3	Osavul	n/a	11-50	27	19
4	Jimber	Oostkamp	11-50	21	13
5	Thales Cyber Solutions Belgium	n/a	11-50	20	1
6	Actwise	Kontich	11-50	18	10
7	MCG	Ottignies-Louvain-La-Neuve	1-10	16	8
8	Secury360	Zonhoven	11-50	12	8
9	Splynter	Kontich	1-10	10	8
10	Curios	n/a	1-10	10	4
11	Brand Solutions Europe	Sint-Niklaas	1-10	8	4
12	Sectricity Outsmart Hackers	Belgium Netherlands	1-10	5	3
13	Resilix	n/a	1-10	5	3
14	Icteryus	Gentbrugge	1-10	4	2
15	Infosec4you	Bruxelles Bruxelles	11-50	3	2
16	OZOOS	Waterloo	1-10	3	2
17	Threatproof	n/a	11-50	2	2
18	Kemsec	Vilvoorde	1-10	2	2
19	Odsc Sprl	Namur	1-10	2	1
20	Layer 9 Networks	Sint-Amandsberg	1-10	2	1
21	Cybertronica	Kontich	1-10	1	1
22	Cyberxpert	Antwerpen	1-10	1	1
23	Securenza	Genk	1-10	1	1
24	Justguard	Geel	1-10	1	1

Showing 24 of 63 AI cybersecurity companies based in Belgium

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AI cybersecurity companies based in Belgium at a glance

As of Aug 28, 2026

1-10Median size (employees)

KontichLargest hub · 3 HQs

68Contacts with mobile numbers

7Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

201-500

501-1,000

1,001-5,000

AI cybersecurity companies by metro

Metro	Companies
AI cybersecurity companies in Kontich	3
AI cybersecurity companies in Brussels	3
AI cybersecurity companies in Mont-Saint-Guibert	2
AI cybersecurity companies in Sint-Niklaas	2
AI cybersecurity companies in Waterloo	2
AI cybersecurity companies in Antwerpen	2
AI cybersecurity companies in Kortrijk	2

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 “AI cybersecurity companies”, 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; 7 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 AI cybersecurity companies are there based in Belgium?

There are 63 AI cybersecurity companies headquartered in Belgium as of August 2026 (RevenueBase).

What is the largest company on this list?

Orange Cyberdefense, headquartered in Belgium, tops this list with the largest team on record.

Which city has the most AI cybersecurity companies?

Kontich leads with 3 headquartered companies, followed by Brussels (3) and Mont-Saint-Guibert (2).

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 2,228 verified decision-maker contacts tracked across these 63 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.