Company lists · Data refreshed September 2026
Top 9 IT consulting firms based in Antwerp, Belgium
RevenueBase identified 27 IT consulting firms headquartered in Antwerp, Belgium as of September 2026 and tracks 77 professional contacts across them, including 22 with verified work emails. Brussels is the largest hub.
This list covers IT consulting firms headquartered in Antwerp, 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, how directly it supports the match, and when it was last checked. Data refreshed September 4, 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.
The 9 largest IT consulting firms based in Antwerp, Belgium
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 13 | ||||
“Orca Solutions is a dynamic team of high-performance consultants who are driven by a shared commitment to delivering unparalleled solutions and advice to our clients.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 2 | 6 | ||||
“Alpha & Omega Think Tank is an employee-centric IT-consultancy organization with a focus on cyber security, risk, compliance and digital transformation.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 3 | 4 | ||||
“IT consultancy” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 4 | Xperian BVPartial evidence | 2 | |||
“IT Strategic Development • Digital transformation Planning • Target Operating Modeling • Organisation Modeling” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 5 | 2 | ||||
“IT consulting organization” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 6 | 1 | ||||
“Onafhankelijk IT-advies over zowel hard- en software als over services” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 7 | 1 | ||||
“Consultancy & Services Project Manager Network infrastructure and security We provide consulting for projects network infrastructure.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 8 | 1 | ||||
“Everything needs a good foundation.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 9 | 1 | ||||
“ACIT staat garant voor service en oplossingen op het vlak van accountancy, ERP en ICT solutions.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
Showing 9 of 27 IT consulting firms based in Antwerp, Belgium
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IT consulting firms based in Antwerp, Belgium at a glance
As of Sep 4, 2026Companies by employee count
Email recency for this list is measured across the whole Belgium list rather than this city, so it is reported there. Company counts and contact totals on this page are exact for Antwerp, over 27 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 IT consulting firms, so some rows will be adjacent to the category rather than pure plays. The description and evidence 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 SmartSearch, the natural-language company search available to every RevenueBase user.
- What qualifies
- Companies headquartered in Antwerp, Belgium whose own description of what they do matches “IT consulting firms”. Matching reads each company's description, not its industry code or its name.
- What we exclude
- Companies whose own description does not clearly place them among IT consulting firms, and records with no verified work email. Companies headquartered outside Antwerp 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 an evidence 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, 22 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 4, 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.
IT consulting firms by metro in Belgium
- IT consulting firms in Brussels108
- IT consulting firms in Bruxelles55
- IT consulting firms in Antwerpen31
- IT consulting firms in Antwerp27
- IT consulting firms in Mechelen25
Frequently asked
How many IT consulting firms are there based in Antwerp, Belgium?
RevenueBase identified 27 IT consulting firms headquartered in Antwerp, 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?
Orca Solutions, headquartered in Antwerp, tops this list with the largest team on record.
Which city has the most IT consulting firms?
Brussels leads with 108 headquartered companies, followed by Bruxelles (55) and Antwerpen (31).
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 22 verified decision-maker contacts tracked across these 27 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 4, 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.