Company lists · Data verified August 2026

Top 25 Cybersecurity defense consultants based in the Netherlands

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

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 443 companies tracked

There are 443 cybersecurity defense consultants headquartered in the Netherlands (RevenueBase, August 2026). RevenueBase tracks 22,907 professional contacts across them, including 12,545 with verified work emails and 6,507 with mobile numbers. Amsterdam is the largest hub.

This list covers cybersecurity defense consultants 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.

443Companies

22,907Contacts tracked

12,545Verified emails

6,507Mobile numbers

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The 25 largest cybersecurity defense consultants based in the Netherlands

Ranked by team size

Top 25 of 443 cybersecurity defense consultants 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	Breachlock, INC	Amsterdam	51-200	136	29
8	Pinewood	Xj	51-200	106	25
9	On2it Cybersecurity	Lj	51-200	83	44
10	Databalance	Re	51-200	60	36
11	Nedscaper	Amsterdam	51-200	59	37
12	Iris ONE	Rosmalen	51-200	45	38
13	Hunt & Hackett	The Hague	51-200	40	23
14	Securify	Ca	11-50	38	27
15	Ferwerda Beveiliging	Groningen	11-50	30	9
16	Tachyon Security BV	Rijswijk	11-50	27	13
17	Cybermeister	Deventer	51-200	27	1
18	Lemonshark Cybersecurity	Utrecht	11-50	25	21
19	LBVD	Delft	11-50	24	5
20	Un1quely	n/a	11-50	23	16
21	Vest Information Security	Al	11-50	23	16
22	Threadstone Cyber Security	Km	11-50	23	13
23	Purasec B.V	Zwolle	11-50	21	13
24	Falconforce	Utrecht	11-50	20	11
25	Securesult	The Hague	11-50	19	8

Showing 25 of 443 cybersecurity defense consultants based in the Netherlands

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Cybersecurity defense consultants based in the Netherlands at a glance

As of Aug 28, 2026

1-10Median size (employees)

AmsterdamLargest hub · 50 HQs

6,507Contacts with mobile numbers

20Emails re-verified in last 30 days

Companies by employee count

1-10

312

11-50

51-200

201-500

501-1,000

1,001-5,000

10001+

Cybersecurity defense consultants by metro

Metro	Companies
Cybersecurity defense consultants in Amsterdam	50
Cybersecurity defense consultants in Utrecht	16
Cybersecurity defense consultants in Eindhoven	12
Cybersecurity defense consultants in Rotterdam	11
Cybersecurity defense consultants in The Hague	11
Cybersecurity defense consultants in Zoetermeer	7
Cybersecurity defense consultants in Almere	6

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 defense consultants”, 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; 20 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 defense consultants are there based in the Netherlands?

There are 443 cybersecurity defense consultants 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 defense consultants?

Amsterdam leads with 50 headquartered companies, followed by Utrecht (16) and Eindhoven (12).

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 12,545 verified decision-maker contacts tracked across these 443 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.