Company lists · Data refreshed November 2026

Top 25 Telecom threat intelligence companies based in the Netherlands

RevenueBase identified 66 company matches for telecom threat intelligence companies associated with the Netherlands as of November 2026 and tracks 1,560 professional contacts across them, including 618 with verified work emails. Amsterdam is the largest hub.

This list covers company matches for telecom threat intelligence companies associated with the Netherlands, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed November 6, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, 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 RevenueBase SmartSearch · Exact Recorded Nov 6, 2026 How this list was built
66Companies
1,560Contacts tracked
618Verified emails
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The 25 largest telecom threat intelligence companies based in the Netherlands

Ranked by team size
Top 25 of 66 company matches for telecom threat intelligence companies based in the Netherlands, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchRijswijk, NetherlandsHQ recorded Nov 6, 2026201-500232 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchAmsterdam, NetherlandsHQ recorded Nov 6, 202651-20068 contacts →

Exact match

“EclecticIQ is a global cybersecurity leader founded in 2014, specializing in threat intelligence technology.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchAlmelo, NetherlandsHQ recorded Nov 6, 202651-20062 contacts →

Exact match

“Group your Architects in Safety and Intelligence Group is your professional partner for legal compliance, resilient and smart networks.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchDelft, NetherlandsHQ recorded Nov 6, 202611-5030 contacts →

Exact match

“LBVD is een Delfts onderzoeks- en adviesbureau gespecialiseerd in digitale veiligheid, cybersecurity (ICT-security) en informatiebeveiliging, met 20+ jaar ervaring.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchLopik, NetherlandsHQ recorded Nov 6, 202611-5020 contacts →

Exact match

“Bij HOB ICT Security werken we dagelijks aan het versterken van de weerbaarheid van middelgrote en grote organisaties tegen alle vormen van cyberdreigingen.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchRotterdam, NetherlandsHQ recorded Nov 6, 202611-5018 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchEindhoven, NetherlandsHQ recorded Nov 6, 202611-5018 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchThe Hague, NetherlandsHQ recorded Nov 6, 202611-5017 contacts →

Exact match

“Modat is a European Internet Intelligence company helping organisations understand the intent behind internet infrastructure before it is weaponised.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchThe Hague, NetherlandsHQ recorded Nov 6, 202611-5013 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchAlkmaar, NetherlandsHQ recorded Nov 6, 20261-1013 contacts →

Exact match

“Specialists from Sirius Security have all the skills to help enterprise organisations to secure their IT environment.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchEindhoven, NetherlandsHQ recorded Nov 6, 20261-1011 contacts →

Exact match

“Nerium is a cyber security company specialized in monitoring, detecting, and responding to digital attacks.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchZuidlaren, NetherlandsHQ recorded Nov 6, 202611-5010 contacts →

Exact match

“Waker Cyber Security is hét cybersecuritybedrijf van het Noorden.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchRotterdam, NetherlandsHQ recorded Nov 6, 202611-507 contacts →

Exact match

“Your IT infrastructure is essential to your operation.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchMaastricht-airport, NetherlandsHQ recorded Nov 6, 202611-506 contacts →

Exact match

“Zoekt u digitale rust en zekerheid?”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchNieuw-vennep, NetherlandsHQ recorded Nov 6, 202611-506 contacts →

Exact match

“About Custodian Custodian offers trustworthy IT- and Cybersecurity services and solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchAn, NetherlandsHQ recorded Nov 6, 20261-105 contacts →

Exact match

“Enwere is opgericht in 2017 en richt zich als cyber security organisatie op het ondersteunen van klanten in hun cyberweerbaarheid journey.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchEindhoven, NetherlandsHQ recorded Nov 6, 20261-105 contacts →

Exact match

“Venation is the evidence layer for security and compliance teams.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchUtrecht, NetherlandsHQ recorded Nov 6, 20261-105 contacts →

Exact match

“At OTconnect, we are passionate about cybersecurity and helping industrial companies protect their critical infrastructure from cyber threats.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchZaandam, NetherlandsHQ recorded Nov 6, 20261-104 contacts →

Exact match

“Netwerkbeveiliging is nog nooit zo uitdagend geweest.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchSittard, NetherlandsHQ recorded Nov 6, 20261-104 contacts →

Exact match

“Be s(ec)ure!”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchRoermond, NetherlandsHQ recorded Nov 6, 202611-503 contacts →

Exact match

“Bij XTRN-SECURE, een vooruitstrevende ICT-organisatie, hebben we een diepgewortelde passie voor cybersecurity.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchArnhem, NetherlandsHQ recorded Nov 6, 202611-503 contacts →

Exact match

“Het is voor onze economie en samenleving essenstiel dat digitale infrastructuren betrouwbaar en beschikbaar zijn.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchZeewolde, NetherlandsHQ recorded Nov 6, 20261-103 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchRotterdam, NetherlandsHQ recorded Nov 6, 202611-503 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact match..., NetherlandsHQ recorded Nov 6, 20261-102 contacts →

Exact match

“MB Secure can help you in defending your organisation from adversaries, providing you with leading advice on a broad variety of IT security topics and identifying and fixing…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 66 telecom threat intelligence companies based in the Netherlands

See the full list, filter by size, metro and specialty, and access 618 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Telecom threat intelligence companies based in the Netherlands at a glance

As of Nov 6, 2026
39.6%Verified-email coverage
23.6Average contacts per company
11-50Median size (employees)
15.2%Largest-city concentration · Amsterdam
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
32
11-50
23
51-200
6
201-500
5

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 66 companies.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
What qualifies
Company records associated with the Netherlands whose business descriptions match “telecom threat intelligence companies” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch
Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview
The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
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 displayed company carries at least one verified work email. RevenueBase tracks 618 professional contacts with verified work emails across the full matched dataset. 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 6, 2026. Lists refresh periodically as the graph is re-checked.
Record context
Company records and descriptions can change. Check the company's website for its current services and locations.

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “telecom threat intelligence companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many telecom threat intelligence companies are there based in the Netherlands?

RevenueBase identified 66 company matches for telecom threat intelligence companies associated with the Netherlands as of November 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

Fox-It tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most telecom threat intelligence companies?

Amsterdam leads with 10 company records, followed by The Hague (3) and Eindhoven (2).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 618 professional contacts with verified work emails tracked across these 66 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on November 6, 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 SmartSearch, 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.