Company lists · Data verified August 2026

Top 25 Cybersecurity companies based in Amsterdam, Netherlands

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

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 72 companies tracked

Our directory lists 72 cybersecurity companies based in Amsterdam, Netherlands, with 520 professional contacts and 143 email addresses. The list was last updated in August 2026, and Amsterdam is the single most-represented city among the companies listed.

Cybersecurity companies provide products and services that protect systems, networks, applications, devices, and data from unauthorized access, disruption, or misuse. This list covers companies that provide cybersecurity products, services, consulting, assessments, monitoring, incident response, or related protection for digital systems and data. Ranked by team size, largest first. Data current as of August 28, 2026.

72Companies

520Contacts tracked

143Verified emails

48Mobile numbers

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The 25 largest cybersecurity companies based in Amsterdam, Netherlands

Ranked by team size

Top 25 of 72 cybersecurity companies based in Amsterdam, 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	Comsec	Amsterdam	51-200	140	17
2	Breachlock, INC	Amsterdam	51-200	136	29
3	Nedscaper	Amsterdam	51-200	59	37
4	Outflank	Amsterdam	11-50	14	10
5	Sofecta Labs	Amsterdam	1-10	11	8
6	Soteryan	Amsterdam	11-50	8	3
7	Securiment	Amsterdam	11-50	8	2
8	Secian	Amsterdam	11-50	8	1
9	Salt Cyber Security	Amsterdam	1-10	7	3
10	Symmetry Cyber Intelligence	Amsterdam	1-10	6	3
11	Catcher24	Amsterdam	1-10	5	5
12	NEO Security	Amsterdam	11-50	5	1
13	CNK Solutions Group	Amsterdam	11-50	4	2
14	Deepblue Security & Intelligence	Amsterdam	11-50	3	3
15	Socured Cybersecurity	Amsterdam	1-10	3	2
16	Gruzzy	Amsterdam	1-10	3	2
17	thefir.io	Amsterdam	1-10	3	2
18	Think Security	Amsterdam	1-10	3	1
19	Proteqt	Amsterdam	1-10	2	2
20	Secuval	Amsterdam	1-10	2	1
21	cyber.dockside.ai	Amsterdam	1-10	1	1
22	Cyberbusters B.V	Amsterdam	1-10	1	1
23	Belio.co Securing Peace Of Mind	Amsterdam	1-10	1	1
24	Nova Select	Amsterdam	1-10	1	1
25	Ict-Radar	Amsterdam	1-10	1	1

Showing 25 of 72 cybersecurity companies based in Amsterdam, Netherlands

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Cybersecurity companies based in Amsterdam, Netherlands at a glance

As of Aug 28, 2026

1-10Median size (employees)

AmsterdamLargest hub · 72 HQs

48Contacts with mobile numbers

1Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

201-500

1,001-5,000

Cybersecurity companies by metro in the Netherlands

Metro	Companies
Cybersecurity companies in Amsterdam	72
Cybersecurity companies in The Hague	23
Cybersecurity companies in Utrecht	21
Cybersecurity companies in Rotterdam	19
Cybersecurity companies in Eindhoven	18
Cybersecurity companies in Zwolle	8
Cybersecurity companies in Groningen	8

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 companies”, with match quality audited by blind human judging, and headquartered in Amsterdam, 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; 1 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 companies are in the directory?

The directory lists 72 cybersecurity companies based in Amsterdam, Netherlands.

Which city has the most cybersecurity companies?

Amsterdam is the single most-represented city among the cybersecurity companies on the list.

How many contacts are available for cybersecurity companies?

The directory includes 520 professional contacts and 143 email addresses for the listed cybersecurity companies.

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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.