Company lists · Data refreshed September 2026

Top 25 Iso 27001 information security consultants based in Belgium

RevenueBase identified 101 company matches for iso 27001 information security consultants associated with Belgium as of September 2026 and tracks 420 professional contacts across them, including 170 with verified work emails. Brussels is the largest hub.

This list covers company matches for iso 27001 information security consultants associated with Belgium, 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 September 28, 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 Sep 28, 2026 How this list was built
101Companies
420Contacts tracked
170Verified emails
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The 25 largest iso 27001 information security consultants based in Belgium

Ranked by team size
Top 25 of 101 company matches for iso 27001 information security consultants based in Belgium, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 28, 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 matchAntwerp, BelgiumHQ recorded Sep 28, 202651-20067 contacts →

Exact match

“At Toreon, we believe that security is vital for people to live and work confidently, with trust in our digital society.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
2Exact matchZaventem, BelgiumHQ recorded Sep 28, 202611-5037 contacts →

Exact match

“IT Anywhere - Managed IT Services – The solution for SMEs that want to outsource their IT management.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
3Exact matchNiel, BelgiumHQ recorded Sep 28, 202611-5018 contacts →

Exact match

“Specialized in auditing, consulting, coaching and implementing privacy / GDPR, Information Security, Business Continuity and Quality management systems.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
4Exact matchTurnhout, BelgiumHQ recorded Sep 28, 202611-5017 contacts →

Exact match

“RST consultancy guides your company to the desired level of security.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
5Exact matchHasselt, BelgiumHQ recorded Sep 28, 202611-5016 contacts →

Exact match

“At Privatum, we understand that information forms the foundation of the modern business world.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
6Exact matchBrussels, BelgiumHQ recorded Sep 28, 202611-5011 contacts →

Exact match

“A&P offers consulting expertise in data protection, cybersecurity and IT & Digital governance”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
7Exact matchKortrijk, BelgiumHQ recorded Sep 28, 202611-509 contacts →

Exact match

“Forma ondersteunt u in het implementeren en onderhouden van uw managementsystemen of andere begeleidings- of opleidingsvragen omtrent kwaliteit, veiligheid, milieu en…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
8Exact matchGhent, BelgiumHQ recorded Sep 28, 202611-509 contacts →

Exact match

“Spinae provides independent advice and support to companies regarding information security, industrial control system security (ICS security) and computer networks.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
9Exact matchSeraing, BelgiumHQ recorded Sep 28, 20261-108 contacts →

Exact match

“Our services: • Digital transformation: Strategy, needs analysis, diagnostics, project management, IT governance, etc.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
10Exact matchBrussels, BelgiumHQ recorded Sep 28, 20261-106 contacts →

Exact match

“Qualitative Cyber Security and Advice.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
11Exact matchPaal-beringen, BelgiumHQ recorded Sep 28, 20261-106 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
12Exact matchAarschot, BelgiumHQ recorded Sep 28, 20261-106 contacts →

Exact match

“We help you protect your people, data and operations by delivering integrated consultancy, expert training and engineered solutions that safeguard your organisation from modern…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
13Exact matchBrussels, BelgiumHQ recorded Sep 28, 20261-104 contacts →

Exact match

“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.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
14Exact matchZonhoven, BelgiumHQ recorded Sep 28, 20261-104 contacts →

Exact match

“Advies op maat voor de KMO!”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
15Exact matchEdegem, BelgiumHQ recorded Sep 28, 20261-103 contacts →

Exact match

“We gaan verder dan het jargon en de kleine lettertjes.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
16Exact matchSint-niklaas, BelgiumHQ recorded Sep 28, 20261-103 contacts →

Exact match

“At Spectre Advisory, we go beyond the basics of information security.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
17Exact match8500 Kortrijk, BelgiumHQ recorded Sep 28, 20261-103 contacts →

Exact match

“Your partner in - Defining strategic mission and vision - Corporate governance - Improvement and optimisation of business processes, organisation and quality- Implementation of…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
18Exact matchMol, BelgiumHQ recorded Sep 28, 20261-102 contacts →

Exact match

“Q-Project Management Consulting (QPMC) provides management consulting services in the areas of ICT, Governance, Auditing, Risk Management and Information Security practices.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
19Exact matchHeist-op-den-berg, BelgiumHQ recorded Sep 28, 20261-102 contacts →

Exact match

“Excellent training, in-depth internal audits and proven expertise in information security.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
20Exact matchAntwerp, BelgiumHQ recorded Sep 28, 20261-102 contacts →

Exact match

“Clipeum is een consultancybureau met focus op gegevensbescherming.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
21Exact matchAntwerp, BelgiumHQ recorded Sep 28, 20261-102 contacts →

Exact match

“Coding Mammoth helps SaaS and product companies stay in control of their security and compliance.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
22Exact matchGhent, BelgiumHQ recorded Sep 28, 20261-101 contacts →

Exact match

“Privacy Consultancy & Information Security”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
23Exact matchGhent, BelgiumHQ recorded Sep 28, 20261-101 contacts →

Exact match

“Secorima helps you achieve your goals, whether this is in information security, business continuity or risk management.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
24Exact matchGhent, BelgiumHQ recorded Sep 28, 20261-101 contacts →

Exact match

“Serve-iT is your consultancy partner for information security management.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
25Exact matchOstend, BelgiumHQ recorded Sep 28, 20261-101 contacts →

Exact match

“MISSION AND VISION Our mission is to inspire breakthroughs in the way companies look at Information Technology and the way it can help reaching their goals.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase

Showing 25 of 101 iso 27001 information security consultants based in Belgium

See the full list, filter by size, metro and specialty, and access 170 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Iso 27001 information security consultants based in Belgium at a glance

As of Sep 28, 2026
40.5%Verified-email coverage
4.2Average contacts per company
1-10Median size (employees)
12.9%Largest-city concentration · Brussels
Sep 28, 2026Page data refreshed

Companies by employee count

1-10
80
11-50
15
51-200
1
201-500
1

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 101 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 Belgium whose business descriptions match “iso 27001 information security consultants” 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 170 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 September 28, 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 “iso 27001 information security consultants”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many iso 27001 information security consultants are there based in Belgium?

RevenueBase identified 101 company matches for iso 27001 information security consultants associated with Belgium as of September 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?

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

Which city has the most iso 27001 information security consultants?

Brussels leads with 13 company records, followed by Antwerp (6) and Ghent (3).

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 170 professional contacts with verified work emails tracked across these 101 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 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 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.