Company lists · Data verified August 2026

Top 25 Cybersecurity training companies based in the Netherlands

Name: Cybersecurity training companies based in the Netherlands
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 201 companies tracked

There are 201 cybersecurity training companies headquartered in the Netherlands (RevenueBase, August 2026). RevenueBase tracks 1,794 professional contacts across them, including 493 with verified work emails and 92 with mobile numbers. Amsterdam is the largest hub.

This list covers cybersecurity training companies headquartered in the Netherlands, 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.

201Companies

1,794Contacts tracked

493Verified emails

92Mobile numbers

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The 25 largest cybersecurity training companies based in the Netherlands

Ranked by team size

Top 25 of 201 cybersecurity training companies based in the Netherlands, 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	Fox-It	Gk	201-500	237	128
2	Comsec	Amsterdam	51-200	140	17
3	Tstc ICT & Security Trainingen	Veenendaal	11-50	77	4
4	Surelock IT Security Services	Woerden	11-50	37	33
5	Bgtek Cyber Security	Xw	11-50	33	9
6	The S-Unit	Utrecht	11-50	28	19
7	Awaretrain Security Awareness	Bb	11-50	26	17
8	Lemonshark Cybersecurity	Utrecht	11-50	25	21
9	LBVD	Delft	11-50	24	5
10	Threadstone Cyber Security	Km	11-50	23	13
11	Guardey	Eh	11-50	22	8
12	ARDA	Zoetermeer	11-50	22	4
13	Securesult	The Hague	11-50	19	8
14	Onyx Cybersecurity	Amersfoort	11-50	16	9
15	Cyber Seals	Utrecht	11-50	15	9
16	HOB ICT Security	Lopik	11-50	14	11
17	Base Cyber Security	Ak	11-50	14	3
18	Schippers IT Your Digital Specialist	Oosterhout	11-50	13	8
19	Secwatch B.V	Almere	11-50	11	8
20	Masero Cyber Security	Veenendaal	11-50	11	5
21	Cyber Security Challengers	Jd	11-50	9	9
22	Data4 Cyber Security	Maastricht-Airport	11-50	8	7
23	Mydigitals	Alkmaar	11-50	8	6
24	Soteryan	Amsterdam	11-50	8	3
25	Secian	Amsterdam	11-50	8	1

Showing 25 of 201 cybersecurity training companies based in the Netherlands

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Cybersecurity training companies based in the Netherlands at a glance

As of Aug 28, 2026

1-10Median size (employees)

AmsterdamLargest hub · 23 HQs

92Contacts with mobile numbers

0Emails re-verified in last 30 days

Companies by employee count

1-10

134

11-50

51-200

201-500

1,001-5,000

Cybersecurity training companies by metro

Metro	Companies
Cybersecurity training companies in Amsterdam	23
Cybersecurity training companies in Utrecht	8
Cybersecurity training companies in Rotterdam	6
Cybersecurity training companies in The Hague	6
Cybersecurity training companies in Groningen	5
Cybersecurity training companies in Zoetermeer	4
Cybersecurity training companies in Breda	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 training companies”, with match quality audited by blind human judging, and headquartered in the Netherlands.
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; 0 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 training companies are there based in the Netherlands?

There are 201 cybersecurity training companies headquartered in the Netherlands as of August 2026 (RevenueBase).

What is the largest company on this list?

Fox-It, headquartered in Gk, tops this list with the largest team on record.

Which city has the most cybersecurity training companies?

Amsterdam leads with 23 headquartered companies, followed by Utrecht (8) and Rotterdam (6).

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 493 verified decision-maker contacts tracked across these 201 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.