Company lists · Data verified August 2026

Top 25 Cybersecurity service providers based in the Netherlands

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

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 509 companies tracked

There are 509 cybersecurity service providers headquartered in the Netherlands (RevenueBase, August 2026). RevenueBase tracks 22,962 professional contacts across them, including 12,745 with verified work emails and 6,476 with mobile numbers. Amsterdam is the largest hub.

This list covers cybersecurity service providers 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.

509Companies

22,962Contacts tracked

12,745Verified emails

6,476Mobile numbers

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The 25 largest cybersecurity service providers based in the Netherlands

Ranked by team size

Top 25 of 509 cybersecurity service providers 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	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	Pinewood	Xj	51-200	106	25
8	Tesorion	Nieuwegein	51-200	92	56
9	On2it Cybersecurity	Lj	51-200	83	44
10	Databalance	Re	51-200	60	36
11	Nedscaper	Amsterdam	51-200	59	37
12	Group 2000	Almelo	51-200	50	19
13	Infinigate Nederland	Aw	1,001-5,000	44	20
14	Hunt & Hackett	The Hague	51-200	40	23
15	Nemesys ICT Groep	Oud-Beijerland	51-200	33	16
16	Ultimum	Almere	51-200	31	6
17	Navaio IT Security	Haarlem	11-50	30	20
18	Tachyon Security BV	Rijswijk	11-50	27	13
19	Cybermeister	Deventer	51-200	27	1
20	Lucas IT B.V	Albergen	11-50	26	19
21	Lemonshark Cybersecurity	Utrecht	11-50	25	21
22	Un1quely	n/a	11-50	23	16
23	Flowerbed Engineering	Haarlem	11-50	21	13
24	Purasec B.V	Zwolle	11-50	21	13
25	SPL	Arnhem	11-50	20	13

Showing 25 of 509 cybersecurity service providers based in the Netherlands

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Cybersecurity service providers based in the Netherlands at a glance

As of Aug 28, 2026

1-10Median size (employees)

AmsterdamLargest hub · 47 HQs

6,476Contacts with mobile numbers

19Emails re-verified in last 30 days

Companies by employee count

1-10

341

11-50

121

51-200

201-500

501-1,000

1,001-5,000

10001+

Cybersecurity service providers by metro

Metro	Companies
Cybersecurity service providers in Amsterdam	47
Cybersecurity service providers in Rotterdam	17
Cybersecurity service providers in Eindhoven	14
Cybersecurity service providers in The Hague	14
Cybersecurity service providers in Utrecht	13
Cybersecurity service providers in Groningen	8
Cybersecurity service providers in Almere	7

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 service providers”, 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 service providers are there based in the Netherlands?

There are 509 cybersecurity service providers 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 service providers?

Amsterdam leads with 47 headquartered companies, followed by Rotterdam (17) and Eindhoven (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 12,745 verified decision-maker contacts tracked across these 509 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.