Company lists · Data refreshed September 2026

Top 25 Nonprofit tax compliance firms based in Belgium

RevenueBase identified 73 company matches for nonprofit tax compliance firms associated with Belgium as of September 2026 and tracks 410 professional contacts across them, including 198 with verified work emails. Brussels is the largest hub.

This list covers company matches for nonprofit tax compliance firms 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 20, 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 20, 2026 How this list was built
73Companies
410Contacts tracked
198Verified emails
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The 25 largest nonprofit tax compliance firms based in Belgium

Ranked by team size
Top 25 of 73 company matches for nonprofit tax compliance firms based in Belgium, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 20, 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 matchKontich, BelgiumHQ recorded Sep 20, 202651-20077 contacts →

Exact match

“Een transparante missie.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
2Exact matchWatermael-boitsfort, BelgiumHQ recorded Sep 20, 202611-5025 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 · Sep 20, 2026 · View company records in RevenueBase
3Exact matchZonhoven, BelgiumHQ recorded Sep 20, 202611-5020 contacts →

Exact match

“Groeien moet, luidt het adagio.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
4Exact matchLeuven, BelgiumHQ recorded Sep 20, 202611-5014 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
5Exact matchKeerbergen, BelgiumHQ recorded Sep 20, 202611-5012 contacts →

Exact match

“Als ondernemer wilt u een accountant die meer doet dan alleen financiële gegevens administratief verwerken.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
6Exact matchLiège, BelgiumHQ recorded Sep 20, 202611-5012 contacts →

Exact match

“ISIRO Fiduciaire + conseil Cabinet comptable et bureau de conseil pour les indépendants, PME et pour le secteur public.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
7Exact matchSint-michiels (brugge), BelgiumHQ recorded Sep 20, 202611-5011 contacts →

Exact match

“Stuyts Accounting & Tax levert sinds 1984 gewaardeerd totaaladvies aan het bedrijfsleven.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
8Exact matchHasselt, BelgiumHQ recorded Sep 20, 202611-5010 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
9Exact matchLonderzeel, BelgiumHQ recorded Sep 20, 202611-509 contacts →

Exact match

“ACCAL is providing Audit, Accounting and Tax Services to all types of companies: small SME, Large Multinationals and government agencies.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
10Exact matchSint-niklaas, BelgiumHQ recorded Sep 20, 20261-108 contacts →

Exact match

“Alsof het kluwen aan boekhoudkundige en fiscale voorschriften niet verwarrend genoeg is, dient men nog eens rekening te houden met een resem sectorspecifieke aspecten ook.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
11Exact matchJette, BelgiumHQ recorded Sep 20, 20261-108 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
12Exact matchGrobbendonk, BelgiumHQ recorded Sep 20, 202611-507 contacts →

Exact match

“De Voeght Consulting is gegroeid uit de visie van Luc De Voeght.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
13Exact matchNamur, BelgiumHQ recorded Sep 20, 20261-106 contacts →

Exact match

“Notre équipe de comptables, fiscalistes, expert comptable et conseil fiscal assistent les indépendants et les entreprises de toute taille depuis plus de 55 ans.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
14Exact matchHerve, BelgiumHQ recorded Sep 20, 20261-106 contacts →

Exact match

“Experts-comptables et conseils fiscaux”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
15Exact matchMontigny-le-tilleul, BelgiumHQ recorded Sep 20, 20261-106 contacts →

Exact match

“AVISEO Fiduciaire Renaux SRL est une fiduciaire expert-comptable fiscaliste (agréé ITAA) et votre partenaire de confiance pour soutenir le développement de votre entreprise.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
16Exact matchLokeren, BelgiumHQ recorded Sep 20, 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 · Sep 20, 2026 · View company records in RevenueBase
17Exact matchSchelle, BelgiumHQ recorded Sep 20, 20261-104 contacts →

Exact match

“YvR Accountancy & Tax geeft u graag advies en zorgt voor een degelijke en vooral eerlijke begeleiding.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
18Exact matchTournai (doornik), BelgiumHQ recorded Sep 20, 20261-104 contacts →

Exact match

“CFAT - DES PROFESSIONNELS À VOTRE ÉCOUTE Faire appel à C.F.A.T, c’est la garantie d’obtenir des solutions personnalisées et adaptées à vos besoins, d’avoir à votre service des…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
19Exact matchDendermonde, BelgiumHQ recorded Sep 20, 20261-103 contacts →

Exact match

“De Meester Consultants is opgericht in door De Meester Luc, wij geven advies op maat in boekhouding, fiscaliteit, financiële planning, audit, juridisch- en bedrijfsadvies voor…”

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

Exact match

“AVP Accountants & Belastingconsulenten is een professioneel adviesbureau dat gespecialiseerd is in accountancy en belastingadvies.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
21Exact matchZwijndrecht, BelgiumHQ recorded Sep 20, 20261-103 contacts →

Exact match

“Boekhouding en raadgeving.”

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

Exact match

“La fiduciaire FIDALEX, agrée ITAA, est un cabinet d’Expertise Comptable et de Conseil Fiscal crée en 2008 par deux associés forts de leur expérience et motivation à mettre leur…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
23Exact matchFranc-waret, BelgiumHQ recorded Sep 20, 20261-103 contacts →

Exact match

“PRESENTATION GV Consulting est un cabinet d'Experts Comptables et de Conseils Fiscaux au service des entreprises (secteur marchand et non marchand) mais aussi des personnes…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
24Exact matchSaint-georges-sur-meuse, BelgiumHQ recorded Sep 20, 20261-103 contacts →

Exact match

“Nous vous proposons notre expertise, notre savoir-faire Ainsi que nos conseils en matière de gestion comptable et de fiscalité.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
25Exact matchAntwerp, BelgiumHQ recorded Sep 20, 20261-102 contacts →

Exact match

“And3 Accountants en Belastingconsulenten is an accounting company based out of Keizershoevestraat 1, 2610 Wilrijk (Antwerpen), Belgium.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase

Showing 25 of 73 nonprofit tax compliance firms based in Belgium

See the full list, filter by size, metro and specialty, and access 198 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Nonprofit tax compliance firms based in Belgium at a glance

As of Sep 20, 2026
48.3%Verified-email coverage
5.6Average contacts per company
1-10Median size (employees)
5.5%Largest-city concentration · Brussels
Sep 20, 2026Page data refreshed

Companies by employee count

1-10
48
11-50
24
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 73 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 “nonprofit tax compliance firms” 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 198 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 20, 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 “nonprofit tax compliance firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many nonprofit tax compliance firms are there based in Belgium?

RevenueBase identified 73 company matches for nonprofit tax compliance firms 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?

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

Which city has the most nonprofit tax compliance firms?

Brussels leads with 4 company records, followed by Keerbergen (2) and Sint-Niklaas (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 198 professional contacts with verified work emails tracked across these 73 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 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 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.