Company lists · Data refreshed September 2026

Top 18 Infrastructure provisioning companies based in Belgium

RevenueBase identified 25 infrastructure provisioning companies headquartered in Belgium as of September 2026 and tracks 171 professional contacts across them, including 115 with verified work emails. Leuven is the largest hub.

This list covers infrastructure provisioning 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 20, 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 20, 2026 86% judged on-target in blind review
25Companies
171Contacts tracked
115Verified emails
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The 18 largest infrastructure provisioning companies based in Belgium

Ranked by team size
Top 18 of 25 infrastructure provisioning companies based in Belgium, ranked by team size, largest first. Data refreshed Sep 20, 2026. RevenueBase Smart Search rates how each company's information relates to infrastructure provisioning 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
1Partial evidenceZaventem, BelgiumHQ checked Sep 20, 202651-20077 contacts →

Partial evidence

“Eurofiber is a provider of industry-leading open digital infrastructure in the Netherlands, Belgium, France and Germany.”

Source: RevenueBase Database · checked Sep 20, 2026
2Indirect evidenceOlen, BelgiumHQ checked Sep 20, 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 20, 2026
3Indirect evidenceMerelbeke, BelgiumHQ checked Sep 20, 202611-5011 contacts →

Indirect evidence

“Speed & Uptime No fluff, just performance.”

Source: RevenueBase Database · checked Sep 20, 2026
4Indirect evidencePlancenoit, BelgiumHQ checked Sep 20, 202611-5011 contacts →

Indirect evidence

“Situé dans le Brabant Wallon depuis 2010, nous proposons des services IT pour les PME.”

Source: RevenueBase Database · checked Sep 20, 2026
5Partial evidenceGent, BelgiumHQ checked Sep 20, 20261-1010 contacts →

Partial evidence

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

Source: RevenueBase Database · checked Sep 20, 2026
6Indirect evidenceGenk, BelgiumHQ checked Sep 20, 20261-106 contacts →

Indirect evidence

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

Source: RevenueBase Database · checked Sep 20, 2026
7Partial evidenceAnderlecht, BelgiumHQ checked Sep 20, 20261-104 contacts →

Partial evidence

“Simple Networks Helps small and medium business to have a fluid running IT infrastructure.”

Source: RevenueBase Database · checked Sep 20, 2026
8Indirect evidenceAntwerpen, BelgiumHQ checked Sep 20, 20261-103 contacts →

Indirect evidence

“Focus on your core business.”

Source: RevenueBase Database · checked Sep 20, 2026
9Indirect evidenceHasselt, BelgiumHQ checked Sep 20, 20261-102 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 20, 2026
10Partial evidenceClermont, BelgiumHQ checked Sep 20, 20261-102 contacts →

Partial evidence

“Gestion réseau et infrastructure.”

Source: RevenueBase Database · checked Sep 20, 2026
11Partial evidenceTournai, BelgiumHQ checked Sep 20, 20261-102 contacts →

Partial evidence

“Votre infrastructure informatique, centre névralgique de l’entreprise, est un enjeu considérable et stratégique pour vous donner les moyens de vos ambitions.”

Source: RevenueBase Database · checked Sep 20, 2026
12Partial evidenceOmal, BelgiumHQ checked Sep 20, 20261-102 contacts →

Partial evidence

“IT Infrastructures Management, Hosting Provider, IPv6 ISP”

Source: RevenueBase Database · checked Sep 20, 2026
13Indirect evidenceLeuven, BelgiumHQ checked Sep 20, 202611-501 contacts →

Indirect evidence

“Wij bieden uw cloud-oplossing op maat aan!”

Source: RevenueBase Database · checked Sep 20, 2026
14Partial evidenceHasselt, BelgiumHQ checked Sep 20, 20261-101 contacts →

Partial evidence

“ITASC was founded in January 2023 and has more than 20 years hands-on experience with - On-premise infrastructure - Microsoft ( Azure ) Cloud Services - Virtualization solutions (…”

Source: RevenueBase Database · checked Sep 20, 2026
15Indirect evidenceVilleroux, BelgiumHQ checked Sep 20, 20261-101 contacts →

Indirect evidence

“IT Services (Servers, Storage, Network, Security, etc.)”

Source: RevenueBase Database · checked Sep 20, 2026
16Partial evidenceZedelgem, BelgiumHQ checked Sep 20, 20261-101 contacts →

Partial evidence

“Layer7 manages cloud infrastructure at scale, serving small to large businesses and government agencies.”

Source: RevenueBase Database · checked Sep 20, 2026
17Indirect evidenceLichtaart, BelgiumHQ checked Sep 20, 20261-101 contacts →

Indirect evidence

“Devrandom.be is jouw persoonlijke IT-partner op vlak van cloud hosting, development en netwerken en systemen.”

Source: RevenueBase Database · checked Sep 20, 2026
18Indirect evidenceGhent, BelgiumHQ checked Sep 20, 20261-101 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 20, 2026

Showing 18 of 25 infrastructure provisioning companies based in Belgium

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Infrastructure provisioning companies based in Belgium at a glance

As of Sep 20, 2026
67.3%Verified-email coverage
6.8Average contacts per company
1-10Median size (employees)
8.0%Largest-city concentration · Leuven
Sep 20, 2026Page data refreshed

Companies by employee count

1-10
20
11-50
4
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 25 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 provisioning 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 provisioning 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 provisioning 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 provisioning 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, 115 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 20, 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 provisioning 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 provisioning companies are there based in Belgium?

RevenueBase identified 25 infrastructure provisioning 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?

Eurofiber Belgium, headquartered in Zaventem, tops this list with the largest team on record.

Which city has the most infrastructure provisioning companies?

Leuven leads with 2 headquartered companies, followed by Anderlecht (1) and Antwerpen (1).

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 115 verified decision-maker contacts tracked across these 25 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 20, 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.