Company lists · Data refreshed September 2026

Top 25 Infrastructure operations outsourcing companies based in Belgium

RevenueBase identified 63 infrastructure operations outsourcing companies headquartered in Belgium as of September 2026 and tracks 660 professional contacts across them, including 212 with verified work emails. Hasselt is the largest hub.

This list covers infrastructure operations outsourcing companies headquartered in Belgium, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 28, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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 HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 28, 2026 86% judged on-target in blind review
63Companies
660Contacts tracked
212Verified emails
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The 25 largest infrastructure operations outsourcing companies based in Belgium

Ranked by team size
Top 25 of 63 infrastructure operations outsourcing companies based in Belgium, ranked by team size, largest first. Data refreshed Sep 28, 2026. RevenueBase Smart Search rates how each company's information relates to infrastructure operations outsourcing companies: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Indirect evidenceEdegem, BelgiumHQ checked Sep 28, 202651-200151 contacts →

Indirect evidence

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

Source: RevenueBase Database · checked Sep 28, 2026
2Partial evidenceVorst, BelgiumHQ checked Sep 28, 202651-20092 contacts →

Partial evidence

“At ASP, we strive to simplify and strengthen IT operations for organizations by combining proven technologies with modern cloud solutions.”

Source: RevenueBase Database · checked Sep 28, 2026
3Indirect evidenceEvere Brussels, BelgiumHQ checked Sep 28, 2026201-50044 contacts →

Indirect evidence

“At Proximus NXT SpearIT we help companies work smarter, safer and faster.”

Source: RevenueBase Database · checked Sep 28, 2026
4Indirect evidenceAlken, BelgiumHQ checked Sep 28, 202611-5038 contacts →

Indirect evidence

“Worry-free business starts with reliable IT.”

Source: RevenueBase Database · checked Sep 28, 2026
5Indirect evidenceSint-Niklaas, BelgiumHQ checked Sep 28, 202651-20033 contacts →

Indirect evidence

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

Source: RevenueBase Database · checked Sep 28, 2026
6Strong evidenceBrussels, BelgiumHQ checked Sep 28, 202651-20025 contacts →

Strong evidence

“For more than 25 years, ITS Group has developed a unique expertise in IT infrastructure and operations.”

Source: RevenueBase Database · checked Sep 28, 2026
7Indirect evidenceBrasschaat, BelgiumHQ checked Sep 28, 202611-5021 contacts →

Indirect evidence

“Core ICT is an IT company that provides a range of IT services to businesses and organizations.”

Source: RevenueBase Database · checked Sep 28, 2026
8Indirect evidenceWavre, BelgiumHQ checked Sep 28, 202611-5021 contacts →

Indirect evidence

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

Source: RevenueBase Database · checked Sep 28, 2026
9Indirect evidenceOlen, BelgiumHQ checked Sep 28, 202611-5020 contacts →

Indirect evidence

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

Source: RevenueBase Database · checked Sep 28, 2026
10Indirect evidenceKapellen, BelgiumHQ checked Sep 28, 202611-5020 contacts →

Indirect evidence

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

Source: RevenueBase Database · checked Sep 28, 2026
11Indirect evidenceKasterlee, BelgiumHQ checked Sep 28, 202611-5016 contacts →

Indirect evidence

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

Source: RevenueBase Database · checked Sep 28, 2026
12Partial evidenceGent, BelgiumHQ checked Sep 28, 20261-1010 contacts →

Partial evidence

“Welcome to CloudSisters – Redefining the Future of IT Infrastructure management.”

Source: RevenueBase Database · checked Sep 28, 2026
13Partial evidenceRanst, BelgiumHQ checked Sep 28, 202611-5010 contacts →

Partial evidence

“DEBO TECHNICS: Uw partner in kwaliteitsvolle technische outsourcing - Flexibel, betrouwbaar en altijd de juiste match!”

Source: RevenueBase Database · checked Sep 28, 2026
14Partial evidence1000, BelgiumHQ checked Sep 28, 202611-509 contacts →

Partial evidence

“i-Logs helps companies secure, manage, and evolve their IT environments, from infrastructure and cloud to cybersecurity and custom applications.”

Source: RevenueBase Database · checked Sep 28, 2026
15Indirect evidenceEmblem, BelgiumHQ checked Sep 28, 202611-507 contacts →

Indirect evidence

“Ob-V-us is a high end consultancy company focusing on helping customers to get to the cloud both on their datacenter and their workplace.”

Source: RevenueBase Database · checked Sep 28, 2026
16Indirect evidenceGeel, BelgiumHQ checked Sep 28, 202611-506 contacts →

Indirect evidence

“Elev8IT, Your IT is our core.”

Source: RevenueBase Database · checked Sep 28, 2026
17Indirect evidenceKapellen, BelgiumHQ checked Sep 28, 20261-106 contacts →

Indirect evidence

“Uitbaten van een datacenter zit bij Run DC Run in het DNA.”

Source: RevenueBase Database · checked Sep 28, 2026
18Indirect evidenceGenk, BelgiumHQ checked Sep 28, 20261-106 contacts →

Indirect evidence

“Een kwalitatieve IT-structuur essentieel is voor een gezond bedrijf.”

Source: RevenueBase Database · checked Sep 28, 2026
19Indirect evidenceHerstal, BelgiumHQ checked Sep 28, 202611-505 contacts →

Indirect evidence

“Une infinité de solutions informatiques.”

Source: RevenueBase Database · checked Sep 28, 2026
20Indirect evidenceKapellen, BelgiumHQ checked Sep 28, 20261-104 contacts →

Indirect evidence

“Welcome to IT Unit, your reliable IT partner in Antwerp.”

Source: RevenueBase Database · checked Sep 28, 2026
21Partial evidenceZingem, BelgiumHQ checked Sep 28, 20261-103 contacts →

Partial evidence

“ALDINGHA manages your IT infrastructure”

Source: RevenueBase Database · checked Sep 28, 2026
22Indirect evidenceBraine-l'alleud, BelgiumHQ checked Sep 28, 20261-103 contacts →

Indirect evidence

“Syslogic is a provider of IT solutions that combines expertise, creativity and versatility that helps you succeed in your projects.”

Source: RevenueBase Database · checked Sep 28, 2026
23Indirect evidenceAntwerpen, BelgiumHQ checked Sep 28, 20261-103 contacts →

Indirect evidence

“Focus on your core business.”

Source: RevenueBase Database · checked Sep 28, 2026
24Partial evidenceKontich, BelgiumHQ checked Sep 28, 2026201-5003 contacts →

Partial evidence

“Hybridge was born out of decades of experience in infrastructure, MSP, Cloud, security and contracting to provide the best digital experience to organizations of different sizes…”

Source: RevenueBase Database · checked Sep 28, 2026
25Partial evidenceOostnieuwkerke, BelgiumHQ checked Sep 28, 202611-502 contacts →

Partial evidence

“Lebon IT Services is een informaticabedrijf met een duidelijke missie: professionele ICT -infrastructuur en -diensten leveren aan bedrijven, lokale overheden en…”

Source: RevenueBase Database · checked Sep 28, 2026

Showing 25 of 63 infrastructure operations outsourcing companies based in Belgium

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Infrastructure operations outsourcing companies based in Belgium at a glance

As of Sep 28, 2026
32.1%Verified-email coverage
10.5Average contacts per company
1-10Median size (employees)
4.8%Largest-city concentration · Hasselt
Sep 28, 2026Page data refreshed

Companies by employee count

1-10
39
11-50
16
51-200
5
201-500
3

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 63 companies.

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among infrastructure operations outsourcing companies, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
What qualifies
Companies headquartered in Belgium whose own description of what they do matches “infrastructure operations outsourcing companies”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search
RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names infrastructure operations outsourcing companies), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude
Companies whose own description does not clearly place them among infrastructure operations outsourcing companies, and records with no verified work email. Companies headquartered outside Belgium are excluded even when they keep an office there.
Match quality
In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
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 listed company carries at least one verified work email, 212 across the full list. 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.
Corrections
Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Frequently asked

What is RevenueBase Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names infrastructure operations outsourcing companies, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many infrastructure operations outsourcing companies are there based in Belgium?

RevenueBase identified 63 infrastructure operations outsourcing companies headquartered in Belgium as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

NTX Edegem, headquartered in Edegem, tops this list with the largest team on record.

Which city has the most infrastructure operations outsourcing companies?

Hasselt leads with 3 headquartered companies, followed by Kapellen (3) and Brussels (2).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 212 verified decision-maker contacts tracked across these 63 companies.

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 Smart Search, 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.