Company lists · Data verified August 2026

Top 25 Cybersecurity risk consulting companies based in Belgium

Name: Cybersecurity risk consulting companies based in Belgium
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 226 companies tracked

There are 226 cybersecurity risk consulting companies headquartered in Belgium (RevenueBase, August 2026). RevenueBase tracks 6,935 professional contacts across them, including 2,546 with verified work emails and 273 with mobile numbers. Brussels is the largest hub.

This list covers cybersecurity risk consulting 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.

226Companies

6,935Contacts tracked

2,546Verified emails

273Mobile numbers

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The 25 largest cybersecurity risk consulting companies based in Belgium

Ranked by team size

Top 25 of 226 cybersecurity risk consulting 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	Phished	Leuven	11-50	76	55
4	Xalient Benelux	Asse	201-500	74	53
5	Toreon	Antwerpen	51-200	67	43
6	ACEN	Kontich	51-200	50	30
7	Secwise	Leuven	11-50	29	19
8	Sertalink	Belsele	11-50	27	13
9	Upright Security	Kontich	11-50	21	13
10	Resilient Security	n/a	11-50	20	14
11	Thales Cyber Solutions Belgium	n/a	11-50	20	1
12	The Security Factory	Niel	11-50	19	12
13	Actwise	Kontich	11-50	18	10
14	Redsystem	Froyennes	11-50	18	7
15	RST Consultancy	Turnhout	11-50	17	9
16	Ataya And Partners - HTP Group	Ixelles	11-50	11	1
17	Soterics, Your End-To-End Partner In OT Security	Kontich	11-50	10	4
18	Curios	n/a	1-10	10	4
19	Outpost24 Benelux Ex-Sweepatic	Leuven	11-50	8	4
20	Brand Solutions Europe	Sint-Niklaas	1-10	8	4
21	4net	Mechelen	11-50	7	5
22	Cyberplan	Oostkamp	11-50	6	4
23	Defend-Ot	Kampenhout	1-10	6	4
24	Atendo I Secure	Paal-Beringen	1-10	6	2
25	S.A.F.E	Aarschot	1-10	6	1

Showing 25 of 226 cybersecurity risk consulting companies based in Belgium

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Cybersecurity risk consulting companies based in Belgium at a glance

As of Aug 28, 2026

1-10Median size (employees)

BrusselsLargest hub · 23 HQs

273Contacts with mobile numbers

4Emails re-verified in last 30 days

Companies by employee count

1-10

173

11-50

51-200

201-500

1,001-5,000

Cybersecurity risk consulting companies by metro

Metro	Companies
Cybersecurity risk consulting companies in Brussels	23
Cybersecurity risk consulting companies in Antwerp	14
Cybersecurity risk consulting companies in Antwerpen	8
Cybersecurity risk consulting companies in Kontich	7
Cybersecurity risk consulting companies in Turnhout	5
Cybersecurity risk consulting companies in Mechelen	4
Cybersecurity risk consulting companies in Leuven	4

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 “cybersecurity risk consulting 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; 4 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 cybersecurity risk consulting companies are there based in Belgium?

There are 226 cybersecurity risk consulting 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 cybersecurity risk consulting companies?

Brussels leads with 23 headquartered companies, followed by Antwerp (14) and Antwerpen (8).

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 2,546 verified decision-maker contacts tracked across these 226 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.