Company lists · Data refreshed September 2026

Top 25 B2B SaaS development agencies based in Belgium

Name: B2B SaaS development agencies based in Belgium
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 23, 2026 436 companies tracked

RevenueBase identified 436 company matches for B2B SaaS development agencies associated with Belgium as of September 2026 and tracks 3,491 professional contacts across them, including 1,663 with verified work emails and 68 with mobile numbers. Brussels is the largest hub.

This list covers company matches for B2B SaaS development agencies 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 September 23, 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 Sep 23, 2026 How this list was built

436Companies

3,491Contacts tracked

1,663Verified emails

68Mobile numbers

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The 25 largest B2B SaaS development agencies based in Belgium

Ranked by team size

Top 25 of 436 company matches for B2B SaaS development agencies based in Belgium, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 23, 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Alistar	Exact match	Ghent, BelgiumHQ recorded Sep 23, 2026	501-1,000	172 contacts →
	Exact match “Alistar is a full-service technology partner that streamlines business operations and accelerates growth with bespoke digital solutions.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
2	Infanion	Exact match	Tremelo, BelgiumHQ recorded Sep 23, 2026	51-200	126 contacts →
	Exact match “Infanion is a full-stack custom software development company specialized in custom software solutions, web applications, mobile apps, cloud services and the integrations of all…” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
3	Dynamate	Exact match	Zonnebeke, BelgiumHQ recorded Sep 23, 2026	201-500	122 contacts →
	Exact match “Met meer dan 40 jaar ervaring in de IT-sector staat Dynamate klaar om u te ondersteunen bij het ontketenen van het volledige potentieel van uw bedrijf, met een breed scala aan…” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
4	Allphi	Exact match	Westerlo, BelgiumHQ recorded Sep 23, 2026	51-200	93 contacts →
	Exact match “At AllPhi, we’re more than just a software consultancy company, we’re your partner in building intelligent, future-ready solutions.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
5	SIGLI	Exact match	Antwerp, BelgiumHQ recorded Sep 23, 2026	51-200	86 contacts →
	Exact match “Sigli is a dynamic software development company specializing in Digital Product Development and Digital Transformation.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
6	Peopleware	Exact match	Lier, BelgiumHQ recorded Sep 23, 2026	51-200	74 contacts →
	Exact match “Onze klanten hebben één ding gemeen: ze zijn uniek en daarom kiezen zij voor maatsoftware om dat unieke karakter strategisch te maximaliseren.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
7	Inuits	Exact match	Brasschaat, BelgiumHQ recorded Sep 23, 2026	51-200	72 contacts →
	Exact match “Working with Inuits means entering into a partnership with a focus on technological innovation.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
8	Euricom	Exact match	Mechelen, BelgiumHQ recorded Sep 23, 2026	51-200	71 contacts →
	Exact match “Sinds bouwen we bij Euricom software op maat die onze klanten vooruit helpt.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
9	Brainsquare	Exact match	Zaventem, BelgiumHQ recorded Sep 23, 2026	201-500	71 contacts →
	Exact match “Empowering partnerships in times of constant technological evolution.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
10	Idealis Consulting	Exact match	Louvain-la-neuve, BelgiumHQ recorded Sep 23, 2026	51-200	65 contacts →
	Exact match “Mission Lead our clients in their digital transformation How?” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
11	TACTA	Exact match	St-lambrechts-woluwe, BelgiumHQ recorded Sep 23, 2026	51-200	61 contacts →
	Exact match “Tacta is a software development company specialized in the digitalization and optimization of business processes for large-scale organizations.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
12	PHPRO	Exact match	Kontich, BelgiumHQ recorded Sep 23, 2026	51-200	60 contacts →
	Exact match “At PHPro, we build high-performing websites, e-commerce platforms, and applications that truly make an impact, always aligned with your strategic goals.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
13	DEUSE	Exact match	Liège, BelgiumHQ recorded Sep 23, 2026	11-50	52 contacts →
	Exact match “Deuse is a computer engineering company specialised in tailor-made developments and digital tools for all your bold projects.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
14	Kunlabora	Exact match	Leuven, BelgiumHQ recorded Sep 23, 2026	51-200	52 contacts →
	Exact match “Custom software development experts.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
15	Lemon Companies	Exact match	Kontich, BelgiumHQ recorded Sep 23, 2026	51-200	50 contacts →
	Exact match “Business impact creëren met onze digitale oplossingen.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
16	Panenco Software Studio	Exact match	Leuven, BelgiumHQ recorded Sep 23, 2026	11-50	45 contacts →
	Exact match “At Panenco, we work shoulder-to-shoulder with ambitious organizations on software & AI products they can rely on across their most important workflows.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
17	SERSO	Exact match	Lummen, BelgiumHQ recorded Sep 23, 2026	11-50	43 contacts →
	Exact match “Bij SerSo geloven we dat technologie pas echt waardevol is wanneer ze organisaties helpt groeien.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
18	Qframe NV	Exact match	Kontich, BelgiumHQ recorded Sep 23, 2026	11-50	42 contacts →
	Exact match “Qframe bouwt maatwerksoftware voor wanneer de kant-en-klare bouwblokken niet passen.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
19	Satellit	Exact match	Brussels, BelgiumHQ recorded Sep 23, 2026	51-200	41 contacts →
	Exact match “We intentionally designed an organization that values people as much as great solutions.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
20	PHCOM	Exact match	Brussels, BelgiumHQ recorded Sep 23, 2026	11-50	37 contacts →
	Exact match “PHCom stands for Performance and Harmony in Commercial Services.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
21	Plainsight	Exact match	Ghent, BelgiumHQ recorded Sep 23, 2026	11-50	35 contacts →
	Exact match “profit from your data.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
22	Itenium	Exact match	Mechelen, BelgiumHQ recorded Sep 23, 2026	11-50	35 contacts →
	Exact match “We are a team of passionate, highly motivated and dedicated IT consultants with a strong focus on improving ourselves whilst doing what we love.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
23	Iadvise	Exact match	Antwerpen \| Breda \| Amsterdam, BelgiumHQ recorded Sep 23, 2026	51-200	34 contacts →
	Exact match “We design and build innovative solutions that digitize your business processes.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
24	IXOR	Exact match	Mechelen, BelgiumHQ recorded Sep 23, 2026	51-200	34 contacts →
	Exact match “Ixor is jouw partner bij het vormgeven van de digitale toekomst van jouw onderneming.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
25	Initeam	Exact match	Izegem, BelgiumHQ recorded Sep 23, 2026	11-50	33 contacts →
	Exact match “Initeam is a passionate team of IT experts who work together on creative business solutions with a clear added value.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “B2B SaaS development agencies”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 25 of 436 B2B SaaS development agencies based in Belgium

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B2B SaaS development agencies based in Belgium at a glance

As of Sep 23, 2026

47.6%Verified-email coverage

1.9%Mobile-number coverage

8.0Average contacts per company

1-10Median size (employees)

7.3%Largest-city concentration · Brussels

Sep 23, 2026Page data refreshed

Companies by employee count

1-10

326

11-50

51-200

201-500

501-1,000

Freshness & accuracy

How recently the business emails were verified and the company information checked

Email last verified

Median 25.0d

1,2710–30

35731–60

2761–90

490–180

4180+

Company record updated

Median 77.0d

00–30

99331–60

1,54261–90

77590–180

181180+

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 “B2B SaaS development agencies” 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 1,663 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 September 23, 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 “B2B SaaS development agencies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many B2B SaaS development agencies are there based in Belgium?

RevenueBase identified 436 company matches for B2B SaaS development agencies associated with Belgium as of September 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?

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

Which city has the most B2B SaaS development agencies?

Brussels leads with 32 company records, followed by Antwerp (17) and Kontich (14).

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 1,663 professional contacts with verified work emails tracked across these 436 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 September 23, 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.