Company lists · Data verified August 2026

Top 25 Cybersecurity staffing based in Belgium

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

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 117 companies tracked

There are 117 cybersecurity staffing headquartered in Belgium (RevenueBase, August 2026). RevenueBase tracks 6,447 professional contacts across them, including 2,368 with verified work emails and 254 with mobile numbers. Brussels is the largest hub.

This list covers cybersecurity staffing 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.

117Companies

6,447Contacts tracked

2,368Verified emails

254Mobile numbers

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The 25 largest cybersecurity staffing based in Belgium

Ranked by team size

Top 25 of 117 cybersecurity staffing 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	Xalient Benelux	Asse	201-500	74	53
4	ACEN	Kontich	51-200	50	30
5	Secwise	Leuven	11-50	29	19
6	Sertalink	Belsele	11-50	27	13
7	Jimber	Oostkamp	11-50	21	13
8	Resilient Security	n/a	11-50	20	14
9	Thales Cyber Solutions Belgium	n/a	11-50	20	1
10	Actwise	Kontich	11-50	18	10
11	MCG	Ottignies-Louvain-La-Neuve	1-10	16	8
12	Splynter	Kontich	1-10	10	8
13	Curios	n/a	1-10	10	4
14	Brand Solutions Europe	Sint-Niklaas	1-10	8	4
15	Fox&fish Cyberdefense	Aarschot	1-10	6	5
16	Cyberplan	Oostkamp	11-50	6	4
17	Focal Point SRL	n/a	11-50	6	3
18	Venerit	Dendermonde	1-10	6	1
19	Safepoint	Zoutleeuw	1-10	4	2
20	Icteryus	Gentbrugge	1-10	4	2
21	Texcel Solutions	n/a	1-10	4	2
22	Infosec4you	Bruxelles Bruxelles	11-50	3	2
23	Cybervalue	Leuven	1-10	3	2
24	Qfirst	Bilzen	1-10	3	2
25	Cybereyes	Antwerpen Flemish	1-10	3	1

Showing 25 of 117 cybersecurity staffing based in Belgium

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Cybersecurity staffing based in Belgium at a glance

As of Aug 28, 2026

1-10Median size (employees)

BrusselsLargest hub · 9 HQs

254Contacts with mobile numbers

4Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

201-500

1,001-5,000

Cybersecurity staffing by metro

Metro	Companies
Cybersecurity staffing in Brussels	9
Cybersecurity staffing in Antwerp	5
Cybersecurity staffing in Kontich	5
Cybersecurity staffing in Antwerpen	4
Cybersecurity staffing in Mechelen	3
Cybersecurity staffing in Mont-Saint-Guibert	2
Cybersecurity staffing in Herentals	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 “cybersecurity staffing”, 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 staffing are there based in Belgium?

There are 117 cybersecurity staffing 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 staffing?

Brussels leads with 9 headquartered companies, followed by Antwerp (5) and Kontich (5).

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 2,368 verified decision-maker contacts tracked across these 117 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.