Company lists · Data verified August 2026

Top 25 Custom business software developers based in Belgium

Name: Custom business software developers based in Belgium
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 214 companies tracked

There are 214 custom business software developers headquartered in Belgium (RevenueBase, August 2026). RevenueBase tracks 1,870 professional contacts across them, including 960 with verified work emails and 34 with mobile numbers. Brussels is the largest hub.

This list covers custom business software developers headquartered in Belgium, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Data current as of August 28, 2026.

214Companies

1,870Contacts tracked

960Verified emails

34Mobile numbers

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The 25 largest custom business software developers based in Belgium

Ranked by team size

Top 25 of 214 custom business software developers based in Belgium, ranked by team size, largest first. Data verified Aug 28, 2026. Click a count to unlock that company's people.
#	Company	HQ	Employees	Contacts	Verified emails
1	Absys Cyborg	n/a	501-1,000	580	380
2	GMI Group NV	Oevel Westerlo	51-200	65	37
3	Afas Software België	Kontich	51-200	47	36
4	SERSO	Lummen	11-50	44	27
5	Synthetis	Louvain-La-Neuve	11-50	44	26
6	Initeam	n/a	11-50	33	25
7	COMAX	Schoten	11-50	31	17
8	Profitplus Business Software	Kortrijk	11-50	31	11
9	Scapta	Hasselt	11-50	28	26
10	PEPPS	n/a	11-50	28	16
11	Iboris	Kalmthout	11-50	25	18
12	NIBOO	Watermael Boitsfort Bruxelles	11-50	25	6
13	Customer Link	n/a	11-50	23	13
14	Infomat	Wilrijk	11-50	22	5
15	Brainsolutions	n/a	11-50	21	13
16	EVATO	Hingene	11-50	17	14
17	Encima I Intelligente Maatsoftware	Torhout	11-50	17	11
18	SELAS	Lille	11-50	17	6
19	DPHI	Herstal	11-50	14	6
20	AZIRI	Zonhoven	11-50	13	12
21	Keyit By Codevid	Gent	11-50	13	10
22	Prismatech	Liege	11-50	13	6
23	Korazon	Rumbeke	11-50	12	11
24	Intec Software Engineering	St. Vith	11-50	11	10
25	Bivteam	n/a	11-50	10	8

Showing 25 of 214 custom business software developers based in Belgium

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Custom business software developers based in Belgium at a glance

As of Aug 28, 2026

1-10Median size (employees)

BrusselsLargest hub · 8 HQs

34Contacts with mobile numbers

1Emails re-verified in last 30 days

Companies by employee count

1-10

149

11-50

51-200

501-1,000

Custom business software developers by metro

Metro	Companies
Custom business software developers in Brussels	8
Custom business software developers in Gent	6
Custom business software developers in Antwerpen	5
Custom business software developers in Wavre	5
Custom business software developers in Namur	5
Custom business software developers in Brugge	5
Custom business software developers in Bruxelles	4

How this list was built

Source: The RevenueBase company graph: 21.3 million companies and 398.9 million professional contacts resolved from primary sources.
Inclusion: Companies whose own business descriptions match “custom business software developers”, with match quality audited by blind human judging, and headquartered in Belgium.
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: Contact records re-verify on a rolling cadence; 1 contacts on this list were re-verified in the last 30 days.
Refresh: Lists are refreshed periodically as the underlying company graph is re-verified. Last verified Aug 28, 2026.

Frequently asked

How many custom business software developers are there based in Belgium?

There are 214 custom business software developers headquartered in Belgium as of August 2026 (RevenueBase).

What is the largest company on this list?

Absys Cyborg, headquartered in Belgium, tops this list with the largest team on record.

Which city has the most custom business software developers?

Brussels leads with 8 headquartered companies, followed by Gent (6) and Antwerpen (5).

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 960 verified decision-maker contacts tracked across these 214 companies.

How current is this list?

The list is refreshed periodically as the underlying company graph is re-verified. It was last verified on August 28, 2026.

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About this data

RevenueBase is a B2B contact data platform. Its company graph covers 21.3 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, the same data that powers RevenueBase's B2B data products and the free research portal.