Company lists · Data refreshed November 2026

Top 25 Iso 27001 information security consultants based in Belgium

RevenueBase identified 69 company matches for iso 27001 information security consultants associated with Belgium as of November 2026 and tracks 480 professional contacts across them, including 202 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 November 5, 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 5, 2026 How this list was built
69Companies
480Contacts tracked
202Verified emails
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The 25 largest iso 27001 information security consultants based in Belgium

Ranked by team size
Top 25 of 69 company matches for iso 27001 information security consultants based in Belgium, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 5, 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 Nov 5, 202651-20070 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 · Nov 5, 2026 · View company records in RevenueBase
2Exact matchZaventem, BelgiumHQ recorded Nov 5, 202611-5040 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 · Nov 5, 2026 · View company records in RevenueBase
3Exact matchNiel, BelgiumHQ recorded Nov 5, 202611-5024 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 · Nov 5, 2026 · View company records in RevenueBase
4Exact matchTurnhout, BelgiumHQ recorded Nov 5, 202611-5023 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
5Exact matchHasselt, BelgiumHQ recorded Nov 5, 202611-5012 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
6Exact matchAntwerp, BelgiumHQ recorded Nov 5, 202611-5012 contacts →

Exact match

“Hapbit is a Digital Operations Partner for organisations where reliability matters.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
7Exact matchBrussels, BelgiumHQ recorded Nov 5, 202611-5011 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
8Exact matchGhent, BelgiumHQ recorded Nov 5, 202611-5010 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 · Nov 5, 2026 · View company records in RevenueBase
9Exact matchPaal-beringen, BelgiumHQ recorded Nov 5, 20261-106 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
10Exact matchAarschot, BelgiumHQ recorded Nov 5, 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 · Nov 5, 2026 · View company records in RevenueBase
11Exact matchBrussels, BelgiumHQ recorded Nov 5, 20261-104 contacts →

Exact match

“Qualitative Cyber Security and Advice.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
12Exact matchHeist-op-den-berg, BelgiumHQ recorded Nov 5, 20261-103 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
13Exact matchSint-niklaas, BelgiumHQ recorded Nov 5, 20261-103 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
14Exact matchMechelen, BelgiumHQ recorded Nov 5, 20261-102 contacts →

Exact match

“The question no longer seems wether we are going to get hacked, but when.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
15Exact matchAntwerp, BelgiumHQ recorded Nov 5, 20261-102 contacts →

Exact match

“Clipeum is een consultancybureau met focus op gegevensbescherming.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
16Exact matchAntwerp, BelgiumHQ recorded Nov 5, 20261-101 contacts →

Exact match

“I am a multi-skilled IT and Security Engineer with a solid background in networking, security and architecture, and hands on network and security support across multiple…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
17Exact matchAntwerp, BelgiumHQ recorded Nov 5, 20261-101 contacts →

Exact match

“Cyberplate helps organisations adopt Microsoft 365 Copilot securely and responsibly.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
18Exact matchLiege, BelgiumHQ recorded Nov 5, 20261-101 contacts →

Exact match

“OSINT - EASM - Our External Surface Assessment Tool provides actionable insights into your organization's vulnerabilities, no exploitation, just clarity.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
19Exact matchGhent, BelgiumHQ recorded Nov 5, 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 · Nov 5, 2026 · View company records in RevenueBase
20Exact matchBrussels, BelgiumHQ recorded Nov 5, 20261-101 contacts →

Exact match

“Our passion for security runs deep and wide.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
21Exact matchMeerbeke, BelgiumHQ recorded Nov 5, 20261-101 contacts →

Exact match

“Freelance Identity and Acces Management Security Engineering.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
22Exact matchAntwerp, BelgiumHQ recorded Nov 5, 20261-101 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
23Exact matchKruibeke, BelgiumHQ recorded Nov 5, 20261-101 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
24Exact matchGhent, BelgiumHQ recorded Nov 5, 20261-101 contacts →

Exact match

“Privacy Consultancy & Information Security”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
25Exact matchLochristi, BelgiumHQ recorded Nov 5, 20261-101 contacts →

Exact match

“advisory partner for information security management, privacy and cryptographic solutions.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase

Showing 25 of 69 iso 27001 information security consultants based in Belgium

See the full list, filter by size, metro and specialty, and access 202 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 Nov 5, 2026
42.1%Verified-email coverage
7.0Average contacts per company
1-10Median size (employees)
13.0%Largest-city concentration · Brussels
Nov 5, 2026Page data refreshed

Companies by employee count

1-10
53
11-50
11
51-200
2
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 69 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 202 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 5, 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 69 company matches for iso 27001 information security consultants associated with Belgium 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?

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 9 company records, followed by Antwerp (6) and Ghent (4).

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 202 professional contacts with verified work emails tracked across these 69 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 5, 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.