Company lists · Data refreshed October 2026

Top 25 501c3 accounting services based in Belgium

RevenueBase identified 102 company matches for 501c3 accounting services associated with Belgium as of October 2026 and tracks 332 professional contacts across them, including 152 with verified work emails. Ghent is the largest hub.

This list covers company matches for 501c3 accounting services 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 October 22, 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 Oct 22, 2026 How this list was built
102Companies
332Contacts tracked
152Verified emails
Explore this list → Free signup · no credit card · 500 free credits

The 25 largest 501c3 accounting services based in Belgium

Ranked by team size
Top 25 of 102 company matches for 501c3 accounting services based in Belgium, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 22, 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.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchWatermael-boitsfort, BelgiumHQ recorded Oct 22, 202611-5029 contacts →

Exact match

“La FIDUCIAIRE MONTGOMERY est votre partenaire pour les différents domaines liés aux aspects comptables, fiscaux, financiers et juridiques de votre entreprise.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
2Exact matchKortrijk, BelgiumHQ recorded Oct 22, 202611-5016 contacts →

Exact match

“ACCOFISC is an accounting company based out of PRESIDENT KENNEDYPARK, 24, KORTRIJK, België, Belgium.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
3Exact matchLeuven, BelgiumHQ recorded Oct 22, 202611-5015 contacts →

Exact match

“een apart boekhoudkantoor, enkel en alleen voor non-profit.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
4Exact matchBorsbeek, BelgiumHQ recorded Oct 22, 202611-5012 contacts →

Exact match

“Evenwicht zoeken, daar draait het vaak om in het leven.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
5Exact matchHasselt, BelgiumHQ recorded Oct 22, 202611-5010 contacts →

Exact match

“ACCOUNTANTSKANTOOR JORDENS is an accounting company based out of 13 Kramerslaan, Hasselt, Belgium.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
6Exact matchBorsbeek, BelgiumHQ recorded Oct 22, 202611-509 contacts →

Exact match

“TheOffice was founded in 2005 by Gaby Van Loock and Lode Ilsen as a merger of 3 business- and accounting services each having more than 20 years experience.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
7Exact matchZutendaal, BelgiumHQ recorded Oct 22, 202611-507 contacts →

Exact match

“Wij zijn een snelgroeiend boekhoud- en consultantkantoor te Zutendaal.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
8Exact matchLint, BelgiumHQ recorded Oct 22, 20261-107 contacts →

Exact match

“Avisem is een proactief boekhoudkantoor in Lint, gespecialiseerd in medische en vrije beroepen, managementvennootschappen en IT consultants.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
9Exact matchHarelbeke, BelgiumHQ recorded Oct 22, 202651-2007 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
10Exact matchHouthalen, BelgiumHQ recorded Oct 22, 20261-106 contacts →

Exact match

“Boekhouding - Fiscaliteit - Bedrijfsadvies”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
11Exact matchBelsele, BelgiumHQ recorded Oct 22, 202611-506 contacts →

Exact match

“Boekhoudkundige diensten Vanzelfsprekend zorgen we, samen met jou, voor de tijdige, periodieke opvolging van jouw dossier.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
12Exact matchDiksmuide, BelgiumHQ recorded Oct 22, 20261-106 contacts →

Exact match

“Uw partner in ijzersterk ondernemen!”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
13Exact matchHerentals, BelgiumHQ recorded Oct 22, 20261-105 contacts →

Exact match

“Optifisk is een dynamisch boekhoudkantoor gevestigd in Herentals.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
14Exact matchLokeren, BelgiumHQ recorded Oct 22, 202611-505 contacts →

Exact match

“Accountantskantoor Helon is a member of the Belgian Institute of Accountants and Tax Consultants (IAB) and was founded in 1979 by Etienne Helon.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
15Exact matchAntwerp, BelgiumHQ recorded Oct 22, 20261-105 contacts →

Exact match

“Bij FlexAcco bieden we uitgebreide boekhoudkundige en financiële diensten aan bedrijven van elke omvang.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
16Exact matchGeel, BelgiumHQ recorded Oct 22, 20261-104 contacts →

Exact match

“Accountantsbureel Manacc biedt aan KMO's, eenmanszaken en VZW's een geïntegreerde dienstverlening vanaf de oprichting tot aan de stopzetting of vereffening.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
17Exact matchOostkamp, BelgiumHQ recorded Oct 22, 202611-504 contacts →

Exact match

“Kantoor Huygens is een fullservice accountancybureau met een grote aandacht voor persoonlijk contact.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
18Exact matchHasselt, BelgiumHQ recorded Oct 22, 20261-104 contacts →

Exact match

“Bij het accountantskantoor Fintegriteit staan tijd en aandacht voor jou als ondernemer steeds centraal.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
19Exact matchLanaken, BelgiumHQ recorded Oct 22, 20261-103 contacts →

Exact match

“BookAdvice is een boekhoudkantoor gevestigd in Lanaken, Belgisch Limburg.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
20Exact matchBlankenberge, BelgiumHQ recorded Oct 22, 20261-103 contacts →

Exact match

“Online Boekhouders is een erkend ITAA boekhoudkantoor uit Blankenberge, actief sinds 2016.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
21Exact matchArendonk, BelgiumHQ recorded Oct 22, 20261-103 contacts →

Exact match

“A3 Accountants is sinds 1978 een vooraanstaand boekhoudkantoor in de Kempen.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
22Exact matchDiepenbeek, BelgiumHQ recorded Oct 22, 20261-103 contacts →

Exact match

“ACCOFIMA is an accounting company based in 3590 Diepenbeek”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
23Exact matchSteenhuize-wijnhuize, BelgiumHQ recorded Oct 22, 20261-103 contacts →

Exact match

“Uw partner bij het verwerken van alle boekhoudkundige en fiscale verplichtingen!”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
24Exact matchBeringen, BelgiumHQ recorded Oct 22, 20261-103 contacts →

Exact match

“FIRMA BEYEN - WILLEKENS is an accounting company based out of 122 Heppensesteenweg, Beringen, Belgium.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
25Exact matchZonhoven, BelgiumHQ recorded Oct 22, 20261-103 contacts →

Exact match

“Opgericht in 1985 is ons kantoor uitgegroeid tot een vaste waarde in Limburg.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase

Showing 25 of 102 501c3 accounting services based in Belgium

See the full list, filter by size, metro and specialty, and access 152 tracked professional contacts with verified work emails. Direct dials are available where recorded.

Free signup · no credit card

View the full list →

501c3 accounting services based in Belgium at a glance

As of Oct 22, 2026
45.8%Verified-email coverage
3.3Average contacts per company
1-10Median size (employees)
4.9%Largest-city concentration · Ghent
Oct 22, 2026Page data refreshed

Companies by employee count

1-10
86
11-50
14
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 102 companies.

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 “501c3 accounting services” 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 152 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 October 22, 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 “501c3 accounting services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many 501c3 accounting services are there based in Belgium?

RevenueBase identified 102 company matches for 501c3 accounting services associated with Belgium as of October 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?

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

Which city has the most 501c3 accounting services?

Ghent leads with 5 company records, followed by Antwerp (3) and Beveren (2).

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 152 professional contacts with verified work emails tracked across these 102 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 October 22, 2026.

Ready to reach these companies? Verified emails and direct dials for all 102 501c3 accounting services based in Belgium. Start with a free account, no credit card.

Download this list →

Related lists

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.