Company lists · Data verified August 2026

Top 25 Cybersecurity support companies based in the Netherlands

Name: Cybersecurity support 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 400 companies tracked

There are 400 cybersecurity support companies headquartered in the Netherlands (RevenueBase, August 2026). RevenueBase tracks 21,978 professional contacts across them, including 12,309 with verified work emails and 6,430 with mobile numbers. Amsterdam is the largest hub.

This list covers cybersecurity support 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.

400Companies

21,978Contacts tracked

12,309Verified emails

6,430Mobile numbers

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The 25 largest cybersecurity support companies based in the Netherlands

Ranked by team size

Top 25 of 400 cybersecurity support 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	Palo Alto Networks	He	10001+	18,430	11,119
2	Fox-It	Gk	201-500	237	128
3	EYE Security	Den Haag	201-500	210	114
4	Conscia Nederland	Ah	201-500	153	119
5	Comsec	Amsterdam	51-200	140	17
6	Pinewood	Xj	51-200	106	25
7	On2it Cybersecurity	Lj	51-200	83	44
8	Nedscaper	Amsterdam	51-200	59	37
9	Group 2000	Almelo	51-200	50	19
10	Hunt & Hackett	The Hague	51-200	40	23
11	Tachyon Security BV	Rijswijk	11-50	27	13
12	Cybermeister	Deventer	51-200	27	1
13	Lemonshark Cybersecurity	Utrecht	11-50	25	21
14	LBVD	Delft	11-50	24	5
15	Un1quely	n/a	11-50	23	16
16	Harbers Group By Alistar	Lichtenvoorde	11-50	23	14
17	Threadstone Cyber Security	Km	11-50	23	13
18	Purasec B.V	Zwolle	11-50	21	13
19	SPL	Arnhem	11-50	20	13
20	Falconforce	Utrecht	11-50	20	11
21	Securesult	The Hague	11-50	19	8
22	Dongit	Xc	11-50	18	11
23	Bitsiel	Groningen	11-50	16	12
24	Reqon B.V	Leiderdorp	11-50	16	11
25	Route443	Heerlen	11-50	16	10

Showing 25 of 400 cybersecurity support companies based in the Netherlands

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Cybersecurity support companies based in the Netherlands at a glance

As of Aug 28, 2026

1-10Median size (employees)

AmsterdamLargest hub · 41 HQs

6,430Contacts with mobile numbers

19Emails re-verified in last 30 days

Companies by employee count

1-10

266

11-50

51-200

201-500

501-1,000

1,001-5,000

10001+

Cybersecurity support companies by metro

Metro	Companies
Cybersecurity support companies in Amsterdam	41
Cybersecurity support companies in Utrecht	14
Cybersecurity support companies in Rotterdam	14
Cybersecurity support companies in The Hague	10
Cybersecurity support companies in Eindhoven	10
Cybersecurity support companies in Leiden	6
Cybersecurity support companies in Den Haag	5

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 support 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; 19 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 support companies are there based in the Netherlands?

There are 400 cybersecurity support companies headquartered in the Netherlands as of August 2026 (RevenueBase).

What is the largest company on this list?

Palo Alto Networks, headquartered in He, tops this list with the largest team on record.

Which city has the most cybersecurity support companies?

Amsterdam leads with 41 headquartered companies, followed by Utrecht (14) and Rotterdam (14).

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 12,309 verified decision-maker contacts tracked across these 400 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.