Company lists · Data refreshed November 2026

Top 25 System administration consulting companies based in Belgium

RevenueBase identified 143 company matches for system administration consulting companies associated with Belgium as of November 2026 and tracks 1,111 professional contacts across them, including 296 with verified work emails. Brussels is the largest hub.

This list covers company matches for system administration consulting 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
143Companies
1,111Contacts tracked
296Verified emails
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The 25 largest system administration consulting companies based in Belgium

Ranked by team size
Top 25 of 143 company matches for system administration consulting 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 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
2Exact matchLommel, BelgiumHQ recorded Nov 6, 202611-5084 contacts →

Exact match

“LNS heeft als doel een "single point of contact" te vormen voor de kleine tot middel-grote KMO.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact 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
4Exact matchIsnes, BelgiumHQ recorded Nov 6, 202611-5035 contacts →

Exact match

“Consultance informatique, Audits informatiques,Missions d’expertise Inforius dispose de spécialistes et d’experts passionnés par les nouvelles technologies qui mettent leur…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact 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
6Exact matchKontich, BelgiumHQ recorded Nov 6, 202611-5027 contacts →

Exact match

“Rank1 focuses on ICT infrastructure: Rank1 a new company dedicated to the design, implementation and management of systems and networks started business under the wing of business…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchNamur, BelgiumHQ recorded Nov 6, 202611-5027 contacts →

Exact match

“Founded in 2007, CBlue is a young, dynamic and constantly expanding company.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchWavre, BelgiumHQ recorded Nov 6, 202611-5024 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact 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
10Exact matchMont-saint-guibert, BelgiumHQ recorded Nov 6, 202611-5021 contacts →

Exact match

“Advanced Customer-Oriented Services ACOServices is a service and consulting company in information and communication technology.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchEdegem, BelgiumHQ recorded Nov 6, 202611-5018 contacts →

Exact match

“EXperts in IT And Solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchLaarne, BelgiumHQ recorded Nov 6, 202611-5014 contacts →

Exact match

“Incrius is voor zijn klanten een IT-sparring-partner die in alles een no-nonsense en 100% result-driven aanpak hanteert.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact 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
14Exact 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
15Exact 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
16Exact matchOostham, BelgiumHQ recorded Nov 6, 202611-5010 contacts →

Exact match

“ICT Systeembeheer voor bedrijven.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact 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
18Exact matchBraine-l’alleud, BelgiumHQ recorded Nov 6, 20261-109 contacts →

Exact match

“Nous sommes une équipe jeune, dynamique et passionnée, forte d’une expertise de plus de 15ans dans le secteur de l’informatique.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchWaasmunster, BelgiumHQ recorded Nov 6, 20261-107 contacts →

Exact match

“Welcome to PhiMac Consult!”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchLouvain-la-neuve, BelgiumHQ recorded Nov 6, 20261-107 contacts →

Exact match

“Expertise spécialisée : Nous sommes à la pointe au niveau des nouvelles technologies informatiques qui sont en perpétuelle évolution.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchOupeye, BelgiumHQ recorded Nov 6, 20261-106 contacts →

Exact match

“Avec plus de 10 ans d'expérience, MMi Solution est spécialisée dans l'installation, la configuration, la gestion et la maintenance de réseaux et parcs informatiques pour de…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchPaal-beringen, BelgiumHQ recorded Nov 6, 20261-106 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchAntwerp, BelgiumHQ recorded Nov 6, 20261-106 contacts →

Exact match

“VanTosh is an IT Consultancy company that delivers services in the IT sector such as System Engineering, System Operations, Software Deployment, Software Development, IT Services…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchLigney, BelgiumHQ recorded Nov 6, 20261-106 contacts →

Exact match

“ICT consulting & management : establish a tailored ICT infrastructure, network and system (Microsoft & Linux) optimization, help in critical situations.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchBeerse, BelgiumHQ recorded Nov 6, 20261-105 contacts →

Exact match

“Wij bieden professioneel advies en oplossingen aan, alsook de implementatie, opleiding en dagelijkse ondersteuning.”

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

Showing 25 of 143 system administration consulting companies based in Belgium

See the full list, filter by size, metro and specialty, and access 296 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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System administration consulting companies based in Belgium at a glance

As of Nov 6, 2026
26.6%Verified-email coverage
7.8Average contacts per company
1-10Median size (employees)
7.0%Largest-city concentration · Brussels
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
110
11-50
27
51-200
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 143 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 “system administration consulting 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 296 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 “system administration consulting companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many system administration consulting companies are there based in Belgium?

RevenueBase identified 143 company matches for system administration consulting 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?

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

Which city has the most system administration consulting companies?

Brussels leads with 10 company records, followed by Antwerp (4) and Leuven (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 296 professional contacts with verified work emails tracked across these 143 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.