Company lists · Data refreshed November 2026

Top 25 Cloud security companies based in the Netherlands

This directory lists 67 cloud security companies based in the Netherlands, with 22,671 contacts and 14,226 email addresses. Updated November 2026, it identifies Amsterdam as the single most-represented city among the companies on the list.

Cloud security companies provide products and services that protect cloud infrastructure, applications, data, workloads, identities, and access from security threats. This list covers companies that provide cloud security products or services, including cloud infrastructure protection, workload security, identity and access controls, data protection, and security monitoring. Ranked by team size, largest first. Data current as of November 5, 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 Nov 5, 2026 86% judged on-target in blind review
67Companies
22,671Contacts tracked
14,226Verified emails
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The 25 largest cloud security companies based in the Netherlands

Ranked by team size
Top 25 of 67 cloud security companies based in the Netherlands, ranked by team size, largest first. Data refreshed Nov 5, 2026. RevenueBase Smart Search rates how each company's information relates to cloud security 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 Nov 5, 2026201-500238 contacts →

Partial evidence

“Met de Secure Managed Cloud Services van Solvinity ben je verzekerd van een veilige basis voor jouw IT.”

Source: RevenueBase Database · checked Nov 5, 2026
2Indirect evidenceRijswijk, NetherlandsHQ checked Nov 5, 2026201-500232 contacts →

Indirect evidence

“Fox-IT prevents, solves and mitigates the most serious cyber threats with innovative solutions for government, defense, law enforcement, critical infrastructure, banking, and…”

Source: RevenueBase Database · checked Nov 5, 2026
3Strong evidenceWormerveer, NetherlandsHQ checked Nov 5, 202611-5023 contacts →

Strong evidence

“Varity stands out in the IT industry by delivering integrated cloud and security solutions, with a strong focus on innovative technologies.”

Source: RevenueBase Database · checked Nov 5, 2026
4Partial evidenceEindhoven, NetherlandsHQ checked Nov 5, 202611-5018 contacts →

Partial evidence

“Defenced is the IT security knowledge partner for large and medium-sized organizations.”

Source: RevenueBase Database · checked Nov 5, 2026
5Indirect evidenceThe Hague, NetherlandsHQ checked Nov 5, 202611-5013 contacts →

Indirect evidence

“Bij Securesult richten we ons op het bieden van hoogwaardige informatiebeveiligingsoplossingen voor organisaties van elke omvang.”

Source: RevenueBase Database · checked Nov 5, 2026
6Partial evidenceRotterdam, NetherlandsHQ checked Nov 5, 202611-5010 contacts →

Partial evidence

“Amitron is al dan 34 jaar (sinds 1990) een toonaangevende IT Security Specialist, gelegen in Rotterdam.”

Source: RevenueBase Database · checked Nov 5, 2026
7Partial evidenceAmsterdam, NetherlandsHQ checked Nov 5, 202611-5010 contacts →

Partial evidence

“NETOPS is a Cloud Infrastructure Provider.”

Source: RevenueBase Database · checked Nov 5, 2026
8Partial evidenceAmsterdam, NetherlandsHQ checked Nov 5, 20261-108 contacts →

Partial evidence

“Cert2Connect BV is the go-to party in the field of advanced digital security solutions, security services and cyber security.”

Source: RevenueBase Database · checked Nov 5, 2026
9Indirect evidenceAmsterdam, NetherlandsHQ checked Nov 5, 202611-508 contacts →

Indirect evidence

“Development company”

Source: RevenueBase Database · checked Nov 5, 2026
10Partial evidenceAmsterdam, NetherlandsHQ checked Nov 5, 202611-508 contacts →

Partial evidence

“SECURiMENT provides software solutions and services for security needs of your company.”

Source: RevenueBase Database · checked Nov 5, 2026
11Indirect evidenceRotterdam, NetherlandsHQ checked Nov 5, 202611-507 contacts →

Indirect evidence

“Your IT infrastructure is essential to your operation.”

Source: RevenueBase Database · checked Nov 5, 2026
12Partial evidenceAmsterdam, NetherlandsHQ checked Nov 5, 202611-506 contacts →

Partial evidence

“At Blackbird Cloud, we help companies build secure, sustainable, cost-efficient and scalable cloud solutions.”

Source: RevenueBase Database · checked Nov 5, 2026
13Indirect evidenceZaandam, NetherlandsHQ checked Nov 5, 20261-104 contacts →

Indirect evidence

“Netwerkbeveiliging is nog nooit zo uitdagend geweest.”

Source: RevenueBase Database · checked Nov 5, 2026
14Indirect evidenceMijdrecht, NetherlandsHQ checked Nov 5, 20261-104 contacts →

Indirect evidence

“Cybersecurity van de grote bedrijven, nu ook toegankelijk voor alle ondernemers- Alles-in-één cybersecurity dienst - Vast bedrag per gebruiker - 24/7 maximale bescherming Met de…”

Source: RevenueBase Database · checked Nov 5, 2026
15Partial evidenceAmsterdam, NetherlandsHQ checked Nov 5, 202611-504 contacts →

Partial evidence

“Neo Security: Wij denken als aanvallers met de kennis van engineers.”

Source: RevenueBase Database · checked Nov 5, 2026
16Indirect evidenceRotterdam, NetherlandsHQ checked Nov 5, 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 Nov 5, 2026
17Partial evidenceAmstelveen, NetherlandsHQ checked Nov 5, 20261-103 contacts →

Partial evidence

“Magic Stone Cyber Security BV is a Netherlands-based boutique cybersecurity firm helping organizations use AI to strengthen security, reduce operational burden, and stay ahead of…”

Source: RevenueBase Database · checked Nov 5, 2026
18Partial evidenceUden, NetherlandsHQ checked Nov 5, 20261-102 contacts →

Partial evidence

“Optimaliseer Uw Digitale Transformatie met CloudAssist In een steeds veranderende digitale wereld is het essentieel om de juiste keuzes te maken op het gebied van cloud…”

Source: RevenueBase Database · checked Nov 5, 2026
19Partial evidenceAmersfoort, NetherlandsHQ checked Nov 5, 202611-502 contacts →

Partial evidence

“Steeds meer grote en kleine organisaties kiezen voor cloud hosting door iOnline.”

Source: RevenueBase Database · checked Nov 5, 2026
20Indirect evidenceAmersfoort, NetherlandsHQ checked Nov 5, 202611-502 contacts →

Indirect evidence

“B2B Secure is in staat om u te helpen met het gehele traject voor de beveiliging van uw Netwerk en data.”

Source: RevenueBase Database · checked Nov 5, 2026
21Partial evidenceThe Hague, NetherlandsHQ checked Nov 5, 20261-102 contacts →

Partial evidence

“Certified Managed cloud service provider (CSP) with experience with Microsoft, Google and Amazon cloud services.”

Source: RevenueBase Database · checked Nov 5, 2026
22Partial evidenceVelp, NetherlandsHQ checked Nov 5, 20261-101 contacts →

Partial evidence

“Chiel Heusinkveld, is a entrepreneurial and passioned Cloud Architect with the focus on the newest technologies in Private and Public Cloud.”

Source: RevenueBase Database · checked Nov 5, 2026
23Partial evidenceWorkum, NetherlandsHQ checked Nov 5, 20261-101 contacts →

Partial evidence

“Welkom bij z23: Veilig werken in de Cloud!”

Source: RevenueBase Database · checked Nov 5, 2026
24Indirect evidenceWijchen, NetherlandsHQ checked Nov 5, 20261-101 contacts →

Indirect evidence

Source: RevenueBase Database · checked Nov 5, 2026
25Indirect evidenceZwaanshoek, NetherlandsHQ checked Nov 5, 20261-101 contacts →

Indirect evidence

Source: RevenueBase Database · checked Nov 5, 2026

Showing 25 of 67 cloud security companies based in the Netherlands

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Cloud security companies based in the Netherlands at a glance

As of Nov 5, 2026
62.7%Verified-email coverage
338.4Average contacts per company
1-10Median size (employees)
22.4%Largest-city concentration · Amsterdam
Nov 5, 2026Page data refreshed

Companies by employee count

1-10
38
11-50
22
51-200
3
201-500
2
1,001-5,000
1
10001+
1

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 67 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 cloud security 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 “cloud security 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 cloud security 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 cloud security 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, 14,226 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 November 5, 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

How many cloud security companies are based in the Netherlands?

The list contains 67 cloud security companies based in the Netherlands. It also includes 22,671 contacts and 14,226 email addresses.

Where are the most cloud security companies located?

Amsterdam is the single most-represented city among the companies on the list. The directory covers companies based in the Netherlands.

What do cloud security companies do?

Cloud security companies protect cloud infrastructure, applications, data, workloads, identities, and access. Their offerings can include cloud security monitoring, workload protection, identity controls, data security, and threat prevention.

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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.