Company lists · Data verified August 2026

Top 25 Cybersecurity companies in the Netherlands

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

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 568 companies tracked

Our directory lists 568 cybersecurity companies in the Netherlands, with 23,560 professional contacts and 12,893 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.

568Companies

23,560Contacts tracked

12,893Verified emails

6,549Mobile numbers

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The 25 largest cybersecurity companies in the Netherlands

Ranked by team size

Top 25 of 568 cybersecurity companies 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	Palo Alto Networks	He	10001+	18,430	11,119
2	Outpost24	Xx	201-500	276	132
3	Fox-It	Gk	201-500	237	128
4	EYE Security	Den Haag	201-500	210	114
5	Conscia Nederland	Ah	201-500	153	119
6	Comsec	Amsterdam	51-200	140	17
7	Breachlock, INC	Amsterdam	51-200	136	29
8	Dataexpert	Pd	51-200	114	65
9	Pinewood	Xj	51-200	106	25
10	Tesorion	Nieuwegein	51-200	92	56
11	On2it Cybersecurity	Lj	51-200	83	44
12	Nedscaper	Amsterdam	51-200	59	37
13	Group 2000	Almelo	51-200	50	19
14	ASB Security	Eindhoven	51-200	48	21
15	Infinigate Nederland	Aw	1,001-5,000	44	20
16	Radiflow	Xk	51-200	42	18
17	Hunt & Hackett	The Hague	51-200	40	23
18	Navaio IT Security	Haarlem	11-50	30	20
19	Cybermeister	Deventer	51-200	27	1
20	Lemonshark Cybersecurity	Utrecht	11-50	25	21
21	LBVD	Delft	11-50	24	5
22	Un1quely	n/a	11-50	23	16
23	Threadstone Cyber Security	Km	11-50	23	13
24	Purasec B.V	Zwolle	11-50	21	13
25	Flowerbed Engineering	Haarlem	11-50	21	13
26	Falconforce	Utrecht	11-50	20	11
27	Securesult	The Hague	11-50	19	8
28	Bitsiel	Groningen	11-50	16	12

Showing 25 of 568 cybersecurity companies in the Netherlands

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Cybersecurity companies in the Netherlands at a glance

As of Aug 28, 2026

1-10Median size (employees)

AmsterdamLargest hub · 72 HQs

6,549Contacts with mobile numbers

73Emails re-verified in last 30 days

Companies by employee count

1-10

379

11-50

130

51-200

201-500

501-1,000

1,001-5,000

10001+

Companies by metro

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 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; 73 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 568 cybersecurity companies in the 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 23,560 professional contacts and 12,893 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.