Company lists · Data refreshed September 2026

Top 25 Healthcare cybersecurity consulting firms based in Belgium

RevenueBase identified 95 healthcare cybersecurity consulting firms headquartered in Belgium as of September 2026 and tracks 770 professional contacts across them, including 364 with verified work emails. Brussels is the largest hub.

This list covers healthcare cybersecurity consulting firms headquartered in Belgium, 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
95Companies
770Contacts tracked
364Verified emails
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The 25 largest healthcare cybersecurity consulting firms based in Belgium

Ranked by team size
Top 25 of 95 healthcare cybersecurity consulting firms based in Belgium, ranked by team size, largest first. Data refreshed Sep 28, 2026. RevenueBase Smart Search rates how each company's information relates to healthcare cybersecurity consulting firms: 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
1Indirect evidenceBrussels, BelgiumHQ checked Sep 28, 2026201-500315 contacts →

Indirect evidence

“NVISO is a cyber security services firm composed of outstanding security professionals - each has a specific field of expertise, ranging from security research and risk management…”

Source: RevenueBase Database · checked Sep 28, 2026
2Partial evidenceAartselaar, BelgiumHQ checked Sep 28, 202651-200102 contacts →

Partial evidence

“Cybersecurity company Secutec was founded in 2005 and is considered an authority in the field of cybersecurity, threat intelligence, and incident response services tailored to…”

Source: RevenueBase Database · checked Sep 28, 2026
3Partial evidenceGent, BelgiumHQ checked Sep 28, 202611-5058 contacts →

Partial evidence

“Hict believes that through further strategic reflection, re-engineering, automation, innovation and integration of healthcare resources and stakeholders, we can assist to raise…”

Source: RevenueBase Database · checked Sep 28, 2026
4Indirect evidenceBelgiumHQ checked Sep 28, 202611-5020 contacts →

Indirect evidence

“At Thales Cyber Solutions Belgium, we strive for security & privacy.”

Source: RevenueBase Database · checked Sep 28, 2026
5Partial evidenceBelgium France Luxembourg Netherlands, BelgiumHQ checked Sep 28, 202611-5019 contacts →

Partial evidence

“Cresco is your partner in cybersecurity.”

Source: RevenueBase Database · checked Sep 28, 2026
6Partial evidenceAntwerp, BelgiumHQ checked Sep 28, 202611-5018 contacts →

Partial evidence

“Resilient Security is your trusted partner in cybersecurity, bridging the gap between big consultancy firms and system integrators.”

Source: RevenueBase Database · checked Sep 28, 2026
7Indirect evidenceKontich, BelgiumHQ checked Sep 28, 202611-5018 contacts →

Indirect evidence

“ActWise is the partner of choice for securing your identities and protecting what matters most within your company.”

Source: RevenueBase Database · checked Sep 28, 2026
8Indirect evidenceFroyennes, BelgiumHQ checked Sep 28, 202611-5018 contacts →

Indirect evidence

“Our mission is to advise and support you in minimizing the attack surface that could threaten your business.”

Source: RevenueBase Database · checked Sep 28, 2026
9Partial evidenceAntwerp, BelgiumHQ checked Sep 28, 20261-1010 contacts →

Partial evidence

“Curios is a boutique cybersecurity and compliance consultancy in Antwerp, serving enterprises across Belgium and Europe.”

Source: RevenueBase Database · checked Sep 28, 2026
10Indirect evidenceKontich, BelgiumHQ checked Sep 28, 20261-108 contacts →

Indirect evidence

“At Splynter we want to help companies understand their adversaries and how to combat them.”

Source: RevenueBase Database · checked Sep 28, 2026
11Partial evidenceSint-niklaas, BelgiumHQ checked Sep 28, 20261-108 contacts →

Partial evidence

“Cybersecurity | Algemene IT-diensten | Digitale media Het digitale tijdperk heeft een enorme stroomversnelling gekend afgelopen jaren, dit is een trend die alleen nog maar zal…”

Source: RevenueBase Database · checked Sep 28, 2026
12Indirect evidenceMechelen, BelgiumHQ checked Sep 28, 202611-507 contacts →

Indirect evidence

“The philosophy underlying our approach is one of open-mindedness and flexibility, whereby we do not restrict ourselves to any particular vendor or product, but instead remain…”

Source: RevenueBase Database · checked Sep 28, 2026
13Partial evidenceOostkamp, BelgiumHQ checked Sep 28, 202611-506 contacts →

Partial evidence

“Wij geloven dat cybersecurity niet zo complex hoeft te zijn.”

Source: RevenueBase Database · checked Sep 28, 2026
14Indirect evidenceBrussels, BelgiumHQ checked Sep 28, 20261-106 contacts →

Indirect evidence

“Qualitative Cyber Security and Advice.”

Source: RevenueBase Database · checked Sep 28, 2026
15Indirect evidencePaal-beringen, BelgiumHQ checked Sep 28, 20261-106 contacts →

Indirect evidence

“Highly skilled IT consultants with focus on network & security.”

Source: RevenueBase Database · checked Sep 28, 2026
16Indirect evidenceAarschot, BelgiumHQ checked Sep 28, 20261-104 contacts →

Indirect evidence

“We integrate the NIS2 Audicy framework for national Key companies & the ICT supply chain as a roadmap to NIS2 certification.”

Source: RevenueBase Database · checked Sep 28, 2026
17Partial evidenceBrussels, BelgiumHQ checked Sep 28, 20261-104 contacts →

Partial evidence

“Leveraging our profound expertise in IT, Cybersecurity and Risk Management, DigiSôter aims to be your preferred partner in aligning these capabilities with your business needs.”

Source: RevenueBase Database · checked Sep 28, 2026
18Indirect evidenceZoutleeuw, BelgiumHQ checked Sep 28, 20261-104 contacts →

Indirect evidence

“We are a team of cyber security experts with extensive experience in many industries.”

Source: RevenueBase Database · checked Sep 28, 2026
19Indirect evidenceGentbrugge, BelgiumHQ checked Sep 28, 20261-104 contacts →

Indirect evidence

“To protect global enterprises from emerging cyber security threats by delivering reliable and transparent services around the clock.”

Source: RevenueBase Database · checked Sep 28, 2026
20Indirect evidenceLeuven, BelgiumHQ checked Sep 28, 20261-103 contacts →

Indirect evidence

“He who defends everything, defends nothing” - No IT Security team can monitor every application, network, system and information asset that a company has, no incident response…”

Source: RevenueBase Database · checked Sep 28, 2026
21Strong evidenceBrussels, BelgiumHQ checked Sep 28, 20261-103 contacts →

Strong evidence

“Claireity Consulting: Cybersecurity Reimagined At Claireity Consulting, we blend the art of security with the precision of technology to safeguard your digital journey.”

Source: RevenueBase Database · checked Sep 28, 2026
22Indirect evidenceLubbeek, BelgiumHQ checked Sep 28, 20261-102 contacts →

Indirect evidence

“Mission: ZeroBit wants to offer an 'end-to-end' security for all types of companies.”

Source: RevenueBase Database · checked Sep 28, 2026
23Indirect evidenceNamur, BelgiumHQ checked Sep 28, 20261-102 contacts →

Indirect evidence

“Chez ODSC, nous accompagnons les entreprises dans la sécurisation de leurs actifs numériques à travers une approche complète et humaine de la cybersécurité.”

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

Indirect evidence

Source: RevenueBase Database · checked Sep 28, 2026
25Indirect evidenceGenk, BelgiumHQ checked Sep 28, 20261-101 contacts →

Indirect evidence

“We aim to improve the overall security posture and security practices of our clients.”

Source: RevenueBase Database · checked Sep 28, 2026

Showing 25 of 95 healthcare cybersecurity consulting firms based in Belgium

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Healthcare cybersecurity consulting firms based in Belgium at a glance

As of Sep 28, 2026
47.3%Verified-email coverage
8.1Average contacts per company
1-10Median size (employees)
11.6%Largest-city concentration · Brussels
Sep 28, 2026Page data refreshed

Companies by employee count

1-10
70
11-50
18
51-200
3
201-500
3

Email recency for this list is measured worldwide rather than for Belgium, so it is reported there. Company counts and contact totals on this page are exact for Belgium, over 95 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 consulting firms, 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 Belgium whose own description of what they do matches “healthcare cybersecurity consulting firms”. 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 consulting firms), 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 consulting firms, and records with no verified work email. Companies headquartered outside Belgium 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, 364 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 consulting firms, 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 consulting firms are there based in Belgium?

RevenueBase identified 95 healthcare cybersecurity consulting firms headquartered in Belgium 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?

Nviso Security, headquartered in Belgium, tops this list with the largest team on record.

Which city has the most healthcare cybersecurity consulting firms?

Brussels leads with 11 headquartered companies, followed by Antwerp (5) and Kontich (4).

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 364 verified decision-maker contacts tracked across these 95 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.