Company lists · Data refreshed November 2026

Top 25 Outsourced IT support companies based in Belgium

RevenueBase identified 282 company matches for outsourced IT support companies associated with Belgium as of November 2026 and tracks 2,175 professional contacts across them, including 580 with verified work emails. Brussels is the largest hub.

This list covers company matches for outsourced IT support companies 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 6, 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 6, 2026 How this list was built
282Companies
2,175Contacts tracked
580Verified emails
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The 25 largest outsourced IT support companies based in Belgium

Ranked by team size
Top 25 of 282 company matches for outsourced IT support companies based in Belgium, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 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 matchLochristi, BelgiumHQ recorded Nov 6, 202651-200520 contacts →

Exact match

“We nemen moderne ondernemingen alle IT-stress rond software en infrastructuur uit handen gaande van advies, over implementatie tot onderhoud.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchEdegem, BelgiumHQ recorded Nov 6, 202651-200161 contacts →

Exact match

“As an IT service provider, NTX believes that you should be able to work with IT without worry.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchMechelen, BelgiumHQ recorded Nov 6, 2026201-500146 contacts →

Exact match

“De Stroomlijn is a subsidiary of Fluvius, Farys, and De Watergroep.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchGroot-bijgaarden, BelgiumHQ recorded Nov 6, 2026201-50088 contacts →

Exact match

“Cennox is an incumbent ICT services provider, mainly active in financial industry, offering IT service desk, field support services (installation, repair and logistics) for IT…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchGhent, BelgiumHQ recorded Nov 6, 202651-20046 contacts →

Exact match

“ITAF is the IT partner that provides small, and medium businesses and enterprises in Belgium with IT support, IT security, and complete ICT infrastructure.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchAntwerp, BelgiumHQ recorded Nov 6, 202611-5039 contacts →

Exact match

“Acom wants to help your business with your IT department.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchMarquain ( Tournai ), BelgiumHQ recorded Nov 6, 202611-5038 contacts →

Exact match

“SIP est spécialisé dans les services IT à destination des Pros depuis + de 20 ans.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchEppegem, BelgiumHQ recorded Nov 6, 202611-5033 contacts →

Exact match

“We help ambitious SMEs turn complex IT environments into secure, efficient ecosystems that support your business goals, ’.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchTorhout, BelgiumHQ recorded Nov 6, 202611-5032 contacts →

Exact match

“CodeKick helpt groeiende kmo’s om processen te verbeteren, systemen te verbinden en nieuwe technologie praktisch in te zetten.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchWoluwé-saint-lambert, BelgiumHQ recorded Nov 6, 202611-5028 contacts →

Exact match

“The bottom line: you have a business to run.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchDilbeek, BelgiumHQ recorded Nov 6, 202611-5027 contacts →

Exact match

“By 2030 80% of all enterprises will have outsourced their modern workplace to enable maximum employee flexibility and optimise enterprise resources.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchOlen, BelgiumHQ recorded Nov 6, 202611-5021 contacts →

Exact match

“Al sinds 2012 is Office-IT druk bezig met tal van activiteiten om bedrijven te laten groeien!”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchKapellen, BelgiumHQ recorded Nov 6, 202611-5021 contacts →

Exact match

“Bij IXT doen we onze slogan ‘sterk in betaalbare IT’ graag alle eer aan.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchSint-Niklaas, BelgiumHQ recorded Nov 6, 202651-20020 contacts →

Exact match

“SDP is an IT company that has been a major player in the international market for almost 40 years.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchKasterlee, BelgiumHQ recorded Nov 6, 202611-5018 contacts →

Exact match

“CISA biedt IT-support en services voor kleine en grote organisaties over alle industrieën heen.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchEdegem, BelgiumHQ recorded Nov 6, 202651-20018 contacts →

Exact match

“Hestia is gespecialiseerd in het leveren van diensten voor onderhoud van ICT-infrastructuur en hosting.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchVivegnis, BelgiumHQ recorded Nov 6, 20261-1018 contacts →

Exact match

“Plus de 20 ans d’expérience digitale au cœur d’une famille Wallonne.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchLummen, BelgiumHQ recorded Nov 6, 20261-1015 contacts →

Exact match

“B1TS dat is een hecht team van ervaren en opgeleide IT-specialisten.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchUkkel, BelgiumHQ recorded Nov 6, 202611-5013 contacts →

Exact match

“Notre mission?”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchVerviers, BelgiumHQ recorded Nov 6, 202611-5012 contacts →

Exact match

“GESTION DE PARCS INFORMATIQUES Conseil, vente, installation, maintenance préventive, protection et coordination avec tous les prestataires IT Outsourcing”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchBrasschaat, BelgiumHQ recorded Nov 6, 20261-1011 contacts →

Exact match

“IT van A tot Z voor uw onderneming.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchRoeselare, BelgiumHQ recorded Nov 6, 202611-5011 contacts →

Exact match

“Toekomstdenkers, dat is wat jouw onderneming nodig heeft om te groeien.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchKontich, BelgiumHQ recorded Nov 6, 202611-5010 contacts →

Exact match

“Van ‘gedoe met IT’ naar ‘gemoedsrust’ IT is overal in het bedrijfsleven.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchDiepenbeek, BelgiumHQ recorded Nov 6, 20261-1010 contacts →

Exact match

“Lipa is wat u denkt dat niet bestaat: een proactieve en betrouwbare partner voor al uw ICT-noden, zonder iedere keer te verzanden in té technische uitleg.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchBoechout, BelgiumHQ recorded Nov 6, 20261-1010 contacts →

Exact match

“Dankzij zijn klantgerichte aanpak en jarenlange ervaring als IT-bedrijf is Consultrix uitgegroeid tot de vaste IT-partner van tal van KMO’s, ondernemingen en vrije beroepen.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 282 outsourced IT support companies based in Belgium

See the full list, filter by size, metro and specialty, and access 580 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Outsourced IT support companies based in Belgium at a glance

As of Nov 6, 2026
26.7%Verified-email coverage
7.7Average contacts per company
1-10Median size (employees)
5.3%Largest-city concentration · Brussels
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
217
11-50
43
51-200
11
201-500
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 282 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 “outsourced IT support companies” 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 580 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 6, 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 “outsourced IT support companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many outsourced IT support companies are there based in Belgium?

RevenueBase identified 282 company matches for outsourced IT support companies 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?

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

Which city has the most outsourced IT support companies?

Brussels leads with 15 company records, followed by Antwerp (8) and Edegem (6).

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 580 professional contacts with verified work emails tracked across these 282 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 6, 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.