Company lists · Data refreshed September 2026

Top 16 Iot security software companies based in the Netherlands

RevenueBase identified 41 iot security software companies headquartered in the Netherlands as of September 2026 and tracks 19,204 professional contacts across them, including 11,221 with verified work emails and 6,273 with mobile numbers. Amsterdam is the largest hub.

This list covers iot security software 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, how directly it supports the match, and when it was last checked. Data refreshed September 4, 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 HQ checked on every row Match evidence on every row Refreshed Sep 4, 2026 86% judged on-target in blind review
41Companies
19,204Contacts tracked
11,221Verified emails
6,273Mobile numbers
Unlock all 41 companies Free signup · no credit card · 500 free credits

The 16 largest iot security software companies based in the Netherlands

Ranked by team size
Top 16 of 41 iot security software companies based in the Netherlands, ranked by team size, largest first. Data refreshed Sep 4, 2026. Evidence rates how directly each company's own description names iot security software companies: strong (names it), partial (names part of it), indirect (matched on its full profile rather than the summary shown). Click a count to unlock that company's people.
#CompanyHeadquartersEmployeesContacts
1
Sandgrain B.VPartial evidence
Eindhoven, NetherlandsHQ checked Sep 4, 202611-5021

“SandGrain is a Dutch scale-up founded in 2019, specializing in IoT cybersecurity solutions for connected devices across sectors like automotive, industrial IoT, critical…”

Source: company website · checked Sep 4, 2026
2
Route443Indirect evidence
Heerlen, NetherlandsHQ checked Sep 4, 202611-5016

“Route443 – Uw Cybersecurity Crime Fighters Bij Route443 beschouwen we onszelf als de onverschrokken misdaadbestrijders van het digitale tijdperk.”

Source: company website · checked Sep 4, 2026
3
MODATIndirect evidence
NetherlandsHQ checked Sep 4, 202611-5013

“Founded in 2024, Modat is a European research-driven cybersecurity company focused on strengthening cyber resilience for individuals, companies, and governments.”

Source: company website · checked Sep 4, 2026
4
EmproofPartial evidence
Eindhoven, NetherlandsHQ checked Sep 4, 202611-5012

“Emproof delivers high levels of security and IP integrity for embedded systems, using unique techniques that protect algorithms and data while securing the entire device.”

Source: company website · checked Sep 4, 2026
5
Txone Networks DachIndirect evidence
Eindhoven, NetherlandsHQ checked Sep 4, 2026201-50010

“TXOne Networks bietet OT-native All-Terrain-Cybersicherheitslösungen, die die Zuverlässigkeit und Sicherheit von ICS-Umgebungen durch die OT-Zero-Trust-Methodik gewährleisten.”

Source: company website · checked Sep 4, 2026
6
Cert2connectPartial evidence
Ad, NetherlandsHQ checked Sep 4, 20261-109

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

Source: company website · checked Sep 4, 2026
7
YoursafetynetPartial evidence
Oosterhout, NetherlandsHQ checked Sep 4, 202611-509

“Within the specific market segment that Media Security Networks operates in on behalf of its customers, we are looking to fulfill a leading solution-oriented role in the field of…”

Source: company website · checked Sep 4, 2026
8
Attic SecurityIndirect evidence
Zevenbergen, NetherlandsHQ checked Sep 4, 202611-507

“With Attic, the hacking experts from Zolder provide organizations with high-end cybersecurity operations.”

Source: company website · checked Sep 4, 2026
9
Netkey SecurityIndirect evidence
Zk, NetherlandsHQ checked Sep 4, 20261-105

“Netwerkbeveiliging is nog nooit zo uitdagend geweest.”

Source: company website · checked Sep 4, 2026
10
NEO SecurityPartial evidence
Amsterdam, NetherlandsHQ checked Sep 4, 202611-505

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

Source: company website · checked Sep 4, 2026
11Amersfoort, NetherlandsHQ checked Sep 4, 202611-502

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

Source: company website · checked Sep 4, 2026
12
OOMNYPartial evidence
Den Haag, NetherlandsHQ checked Sep 4, 20261-101

“Identity & Security services”

Source: company website · checked Sep 4, 2026
13
Netguard SolutionsPartial evidence
Zwolle, NetherlandsHQ checked Sep 4, 20261-101

“NetGuard is a rapidly expanding company founded with the aim of providing robust security for businesses of all sizes.”

Source: company website · checked Sep 4, 2026
14Js, NetherlandsHQ checked Sep 4, 20261-101

“Our economy is more and more dependent on the Internet and we are interested in safe, comprehensive and available information.”

Source: company website · checked Sep 4, 2026
15
YafsecIndirect evidence
Dedemsvaart, NetherlandsHQ checked Sep 4, 20261-101

“0ver Yafsec Yafsec (zeg maar jaf-sek) is gespecialiseerd in het beveiligen van netwerkstructuren gekoppeld aan het Internet.”

Source: company website · checked Sep 4, 2026
16
LH Networks B.VIndirect evidence
Zwaanshoek, NetherlandsHQ checked Sep 4, 20261-101
Source: company website · checked Sep 4, 2026

Showing 16 of 41 iot security software companies based in the Netherlands

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Iot security software companies based in the Netherlands at a glance

As of Sep 4, 2026
11-50Median size (employees)
AmsterdamLargest hub · 5 HQs
6,273Contacts with mobile numbers
Sep 4, 2026Data refreshed

Companies by employee count

1-10
17
11-50
13
51-200
3
201-500
5
1,001-5,000
2
10001+
1

Verified emails by last verification

0–30
0
31–60
828
61–90
6,011
90–180
4,194
180+
188

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 iot security software companies, so some rows will be adjacent to the category rather than pure plays. The description and evidence 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 SmartSearch, 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 “iot security software companies”. Matching reads each company's description, not its industry code or its name.
What we exclude
Companies whose own description does not clearly place them among iot security software 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 an evidence 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, 11,221 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 4, 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 iot security software companies are there based in the Netherlands?

RevenueBase identified 41 iot security software 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?

Sandgrain B.V, headquartered in Eindhoven, tops this list with the largest team on record.

Which city has the most iot security software companies?

Amsterdam leads with 5 headquartered companies, followed by Amersfoort (2) and Eindhoven (2).

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 11,221 verified decision-maker contacts tracked across these 41 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 4, 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.