Company lists · Data refreshed November 2026

Top 25 Managed IT security services providers based in Belgium

RevenueBase identified 123 company matches for managed IT security services providers associated with Belgium as of November 2026 and tracks 1,144 professional contacts across them, including 503 with verified work emails. Brussels is the largest hub.

This list covers company matches for managed IT security services providers 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
123Companies
1,144Contacts tracked
503Verified emails
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The 25 largest managed IT security services providers based in Belgium

Ranked by team size
Top 25 of 123 company matches for managed IT security services providers 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 matchKortrijk, BelgiumHQ recorded Nov 5, 2026501-1,000268 contacts →

Exact match

“Trustteam is a leading provider of IT managed services, specializing in a wide range of solutions including Business Performance, Data & AI, Digital Workplace, Hybrid Cloud and…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
2Exact matchTurnhout, BelgiumHQ recorded Nov 5, 2026201-500218 contacts →

Exact match

“VanRoey is a leading Managed IT Services provider.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
3Exact 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
4Exact matchLeuven, BelgiumHQ recorded Nov 5, 202611-5029 contacts →

Exact match

“As Belgium’s largest Microsoft Security team and #1 Microsoft Gold Security Partner of the BeLux, we provide you a solid end-to-end security strategy to protect your organization…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
5Exact matchWavre, BelgiumHQ recorded Nov 5, 202611-5024 contacts →

Exact match

“advensys : Excellence informatique depuis plus de 25 ans.”

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

Exact match

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

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
7Exact matchHeldergem, BelgiumHQ recorded Nov 5, 202611-5017 contacts →

Exact match

“Willux.be is een Managed Service Provider (MSP).”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
8Exact matchTielt, BelgiumHQ recorded Nov 5, 202611-5016 contacts →

Exact match

“At IT Provider, we believe in the power of our enthusiastic team, ready to tailor and maintain the infrastructure of SMEs.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
9Exact matchKontich, BelgiumHQ recorded Nov 5, 202611-5012 contacts →

Exact match

“Soterics is more than a service provider.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
10Exact matchPuurs-sint-amands, BelgiumHQ recorded Nov 5, 202611-5012 contacts →

Exact match

“Expert Consulting (excon) is a Managed Service Provider specialized in offering high quality IT solutions and proactive maintenance services to private and public sector customers.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
11Exact matchKontich, BelgiumHQ recorded Nov 5, 202611-5011 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
12Exact matchDiegem, BelgiumHQ recorded Nov 5, 2026501-1,00010 contacts →

Exact match

“Dimension Data is a global technology integrator and managed services provider that helps its clients achieve great things and create new possibilities through the use and…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
13Exact matchWavre, BelgiumHQ recorded Nov 5, 20261-1010 contacts →

Exact match

“Chez Anderson, on rend l’IT Microsoft simple, fiable et utile au business.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
14Exact matchSchoten, BelgiumHQ recorded Nov 5, 20261-109 contacts →

Exact match

“Welcome to Eagle IT!”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
15Exact matchAntwerp, BelgiumHQ recorded Nov 5, 20261-109 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
16Exact matchSint-niklaas, BelgiumHQ recorded Nov 5, 20261-108 contacts →

Exact match

“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…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
17Exact matchVlaanderen, BelgiumHQ recorded Nov 5, 20261-106 contacts →

Exact match

“Dé IT-partner voor KMO's die willen ondernemen, niet troubleshooten.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
18Exact matchGeel, BelgiumHQ recorded Nov 5, 20261-106 contacts →

Exact match

“Contrinity is a dedicated Symantec partner, specialized in Endpoint Management, Endpoint Security and Process Automation.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
19Exact matchEvere, BelgiumHQ recorded Nov 5, 20261-106 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
20Exact matchDendermonde, BelgiumHQ recorded Nov 5, 20261-106 contacts →

Exact match

“Venerit- beveiligt en beschermt het netwerk en de data van jouw kmo voor cyberaanvallen- stelt je (internationale) netwerk op punt en vereenvoudigt het beheer zodat je dat…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
21Exact 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
22Exact matchSchoten, BelgiumHQ recorded Nov 5, 20261-105 contacts →

Exact match

“Technologie is vandaag onmisbaar voor elke KMO.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
23Exact matchBelgiumHQ recorded Nov 5, 202611-505 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
24Exact matchDessel, BelgiumHQ recorded Nov 5, 20261-105 contacts →

Exact match

“We take care of your IT” Met 20 jaar ervaring in de IT-sector zijn wij in staat om een oplossing op maat te bieden voor elke IT-uitdaging binnen bedrijfsomgevingen.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
25Exact matchDiepenbeek, BelgiumHQ recorded Nov 5, 20261-104 contacts →

Exact match

“HERGEN is de no-nonsense IT-partner voor kmo’s.”

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

Showing 25 of 123 managed IT security services providers based in Belgium

See the full list, filter by size, metro and specialty, and access 503 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Managed IT security services providers based in Belgium at a glance

As of Nov 5, 2026
44.0%Verified-email coverage
9.3Average contacts per company
1-10Median size (employees)
7.3%Largest-city concentration · Brussels
Nov 5, 2026Page data refreshed

Companies by employee count

1-10
88
11-50
23
51-200
5
201-500
3
501-1,000
2
1,001-5,000
2

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 123 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 “managed IT security services providers” 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 503 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 “managed IT security services providers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many managed IT security services providers are there based in Belgium?

RevenueBase identified 123 company matches for managed IT security services providers 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?

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

Which city has the most managed IT security services providers?

Brussels leads with 9 company records, followed by Kontich (4) and Antwerp (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 503 professional contacts with verified work emails tracked across these 123 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.