Company lists · Data refreshed September 2026

Top 25 Healthcare cybersecurity assessment companies based in the Netherlands

RevenueBase identified 75 healthcare cybersecurity assessment companies headquartered in the Netherlands as of September 2026 and tracks 664 professional contacts across them, including 136 with verified work emails. Amsterdam is the largest hub.

This list covers healthcare cybersecurity assessment companies headquartered in the Netherlands, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 28, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 28, 2026 86% judged on-target in blind review
75Companies
664Contacts tracked
136Verified emails
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The 25 largest healthcare cybersecurity assessment companies based in the Netherlands

Ranked by team size
Top 25 of 75 healthcare cybersecurity assessment companies based in the Netherlands, ranked by team size, largest first. Data refreshed Sep 28, 2026. RevenueBase Smart Search rates how each company's information relates to healthcare cybersecurity assessment companies: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Partial evidenceAmersfoort, NetherlandsHQ checked Sep 28, 202651-20053 contacts →

Partial evidence

“Wij zijn Z-CERT, het expertisecentrum voor cybersecurity in de zorg.”

Source: RevenueBase Database · checked Sep 28, 2026
2Indirect evidence3447gg, NetherlandsHQ checked Sep 28, 202611-5037 contacts →

Indirect evidence

“Surelock IT Security Services helpt organisatie inzicht te krijgen in de IT-kwetsbaarheden van hun organisatie.”

Source: RevenueBase Database · checked Sep 28, 2026
3Partial evidenceRotterdam, NetherlandsHQ checked Sep 28, 202611-5023 contacts →

Partial evidence

“ThreadStone is uw toonaangevende specialist op het gebied van cybersecurity.”

Source: RevenueBase Database · checked Sep 28, 2026
4Indirect evidenceAlmere, NetherlandsHQ checked Sep 28, 202611-5011 contacts →

Indirect evidence

“Even when your security is well underpinned, it remains important to remain alert to possible vulnerabilities, to the system's alerting and response capabilities and to the…”

Source: RevenueBase Database · checked Sep 28, 2026
5Indirect evidenceCapelle Aan Den Ijssel, NetherlandsHQ checked Sep 28, 20261-1011 contacts →

Indirect evidence

“Cyber7 Cyber Security Consultancy”

Source: RevenueBase Database · checked Sep 28, 2026
6Partial evidenceAbcoude, NetherlandsHQ checked Sep 28, 202611-5010 contacts →

Partial evidence

“Cyber Security Challengers (CSC) is uw onafhankelijke cybersecurity expert en dienstverlener.”

Source: RevenueBase Database · checked Sep 28, 2026
7Indirect evidenceRoelofarendsveen, NetherlandsHQ checked Sep 28, 20261-1010 contacts →

Indirect evidence

“Hoe vatbaar is jouw organisatie voor hacks?”

Source: RevenueBase Database · checked Sep 28, 2026
8Indirect evidenceVlaardingen, NetherlandsHQ checked Sep 28, 20261-109 contacts →

Indirect evidence

“Grip IT Consultancy is gespecialiseerd in het geven van advies op het gebied van de AVG, IT-beleid, IT-infrastructuur en Security, het uitvoeren van pentesten op klantomgevingen…”

Source: RevenueBase Database · checked Sep 28, 2026
9Indirect evidenceZoetermeer, NetherlandsHQ checked Sep 28, 20261-109 contacts →

Indirect evidence

“Zoeken naar verbinding, en het bieden van totaaloplossingen, dat is waar wij continu mee bezig zijn.”

Source: RevenueBase Database · checked Sep 28, 2026
10Partial evidenceIjsselstein, NetherlandsHQ checked Sep 28, 202611-506 contacts →

Partial evidence

“NetBoss is committed to assisting companies, in the era of a growing number of Artificial Intelligence solutions, to understand potential cybersecurity risks that could directly…”

Source: RevenueBase Database · checked Sep 28, 2026
11Indirect evidenceThe Hague, NetherlandsHQ checked Sep 28, 202611-506 contacts →

Indirect evidence

“Blueprint Security specialises in manual penetration testing and multiple IT security certification consultancy.”

Source: RevenueBase Database · checked Sep 28, 2026
12Partial evidenceAmsterdam, NetherlandsHQ checked Sep 28, 202611-505 contacts →

Partial evidence

“Welcome to Neo Security (a Korper ICT company); your partner in cutting-edge cybersecurity and data protection.”

Source: RevenueBase Database · checked Sep 28, 2026
13Partial evidenceUtrecht, NetherlandsHQ checked Sep 28, 20261-104 contacts →

Partial evidence

“ThreatLabs specializes in security assessments providing valuable insights in vulnerabilities and weaknesses as well as actionable advise to increase the security posture of IT…”

Source: RevenueBase Database · checked Sep 28, 2026
14Indirect evidenceZeewolde, NetherlandsHQ checked Sep 28, 20261-104 contacts →

Indirect evidence

“Stel je voor, ergens in het digitale universum waarin we leven, zijn er sluwe hackers die de boel willen verstoren.”

Source: RevenueBase Database · checked Sep 28, 2026
15Indirect evidenceVleuten, NetherlandsHQ checked Sep 28, 20261-104 contacts →

Indirect evidence

“At Secuza, we enable our customers in improving their business operations by leveraging our industry-wide experience, expertise in cutting-edge technology and an extensive…”

Source: RevenueBase Database · checked Sep 28, 2026
16Indirect evidenceAmsterdam, NetherlandsHQ checked Sep 28, 20261-103 contacts →

Indirect evidence

“Bij Socured geloven we niet in vendor-gedreven advies of losse oplossingen.”

Source: RevenueBase Database · checked Sep 28, 2026
17Indirect evidenceUtrecht, NetherlandsHQ checked Sep 28, 20261-103 contacts →

Indirect evidence

“Codean Labs ethical hackers evaluate the security of your solution and guide you towards vulnerability remediation, from design to production and beyond.”

Source: RevenueBase Database · checked Sep 28, 2026
18Indirect evidenceEindhoven, NetherlandsHQ checked Sep 28, 202651-2003 contacts →

Indirect evidence

“SWITCH Technology provides consultancy, projects and education in areas such as cyber security, risk management, privacy and compliance.”

Source: RevenueBase Database · checked Sep 28, 2026
19Indirect evidenceRotterdam, NetherlandsHQ checked Sep 28, 202611-503 contacts →

Indirect evidence

“Someone opened a bad spreadsheet"-should never be the reason why your entire customer base can't work.”

Source: RevenueBase Database · checked Sep 28, 2026
20Indirect evidenceDe Falom, NetherlandsHQ checked Sep 28, 20261-102 contacts →

Indirect evidence

“We help SME entrepreneurs improve their resilience against cybercriminals and hackers.”

Source: RevenueBase Database · checked Sep 28, 2026
21Indirect evidenceAmsterdam, NetherlandsHQ checked Sep 28, 20261-102 contacts →

Indirect evidence

“Our area of focus is evaluating cyber risk, ensuring compliance and evaluating your security with your third party partners.”

Source: RevenueBase Database · checked Sep 28, 2026
22Indirect evidenceCulemborg, NetherlandsHQ checked Sep 28, 202611-501 contacts →

Indirect evidence

“Our portfolio consists of the following high-quality & intelligence-driven solutions.”

Source: RevenueBase Database · checked Sep 28, 2026
23Indirect evidenceVoorburg, NetherlandsHQ checked Sep 28, 20261-101 contacts →

Indirect evidence

“Assess and optimize the effectiveness of your Security Controls.”

Source: RevenueBase Database · checked Sep 28, 2026
24Indirect evidenceRotterdam, NetherlandsHQ checked Sep 28, 20261-101 contacts →

Indirect evidence

“We provide you with a constant, realtime overview of your current security position to withstand the latest threats.”

Source: RevenueBase Database · checked Sep 28, 2026
25Indirect evidence's-hertogenbosch, NetherlandsHQ checked Sep 28, 20261-101 contacts →

Indirect evidence

“Jouw partner in digitale weerbaarheid & compliance Cybersafer helpt organisaties professioneel, onafhankelijk en doelgericht bij het versterken van hun informatiebeveiliging en…”

Source: RevenueBase Database · checked Sep 28, 2026

Showing 25 of 75 healthcare cybersecurity assessment companies based in the Netherlands

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Healthcare cybersecurity assessment companies based in the Netherlands at a glance

As of Sep 28, 2026
20.5%Verified-email coverage
8.9Average contacts per company
1-10Median size (employees)
13.3%Largest-city concentration · Amsterdam
Sep 28, 2026Page data refreshed

Companies by employee count

1-10
50
11-50
20
51-200
3
201-500
2

Email recency for this list is measured worldwide rather than for Netherlands, so it is reported there. Company counts and contact totals on this page are exact for Netherlands, over 75 companies.

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among healthcare cybersecurity assessment companies, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
What qualifies
Companies headquartered in the Netherlands whose own description of what they do matches “healthcare cybersecurity assessment companies”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search
RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names healthcare cybersecurity assessment companies), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude
Companies whose own description does not clearly place them among healthcare cybersecurity assessment companies, and records with no verified work email. Companies headquartered outside Netherlands are excluded even when they keep an office there.
Match quality
In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
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
Every listed company carries at least one verified work email, 136 across the full list. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh
This page's figures were pulled from the company graph on September 28, 2026. Lists refresh periodically as the graph is re-checked.
Corrections
Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Frequently asked

What is RevenueBase Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names healthcare cybersecurity assessment companies, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many healthcare cybersecurity assessment companies are there based in the Netherlands?

RevenueBase identified 75 healthcare cybersecurity assessment companies headquartered in the Netherlands as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

Z-Cert, headquartered in Amersfoort, tops this list with the largest team on record.

Which city has the most healthcare cybersecurity assessment companies?

Amsterdam leads with 10 headquartered companies, followed by Amersfoort (3) and Eindhoven (3).

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 136 verified decision-maker contacts tracked across these 75 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 28, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 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 with RevenueBase Smart Search, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.