Company lists · Data refreshed September 2026

Top 25 Financial accounting consulting firms based in Luxembourg

RevenueBase identified 89 company matches for financial accounting consulting firms associated with Luxembourg as of September 2026 and tracks 4,635 professional contacts across them, including 1,920 with verified work emails. Luxembourg is the largest hub.

This list covers company matches for financial accounting consulting firms associated with Luxembourg, 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 30, 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 30, 2026 How this list was built
89Companies
4,635Contacts tracked
1,920Verified emails
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The 25 largest financial accounting consulting firms based in Luxembourg

Ranked by team size
Top 25 of 89 company matches for financial accounting consulting firms based in Luxembourg, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 30, 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 matchLuxembourgHQ recorded Sep 30, 20261,001-5,0003,413 contacts →

Exact match

“PwC Luxembourg is the largest professional services firm in Luxembourg with over 3,600 people employed from 90 different countries.”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
2Exact matchLuxembourgHQ recorded Sep 30, 2026501-1,000600 contacts →

Exact match

“BDO Luxembourg is one of the largest firms of accountants, auditors and consultants in Luxembourg.”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
3Exact matchHesperange, LuxembourgHQ recorded Sep 30, 202651-20044 contacts →

Exact match

“ATWELL is a chartered accountant firm ("expert-comptable") and certified accounting firm ("cabinet de révision agréé") which was founded in 2012.”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
4Exact matchStrassen, LuxembourgHQ recorded Sep 30, 202611-5023 contacts →

Exact match

“Audit Conseil Services S.à r.l.(« ACSe ») is an audit company, member of the Institut des Réviseurs d’Entreprises (“IRE”) in Luxembourg.”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
5Exact matchBelvaux, LuxembourgHQ recorded Sep 30, 202611-5021 contacts →

Exact match

“We enable clients operating in all sectors to create and manage growth by providing them timely, accurate and prudent advice on audit, accountancy, corporate and financial…”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
6Exact matchLuxembourgHQ recorded Sep 30, 202651-20020 contacts →

Exact match

“Ficel Group est un cabinet d'experts-comptables et de consultants établi au Luxembourg.”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
7Exact matchLuxembourgHQ recorded Sep 30, 202611-5019 contacts →

Exact match

“Fiduciaire Fernand Faber was incorporated in 1952 by Mr.”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
8Exact matchSteinfort, LuxembourgHQ recorded Sep 30, 202611-5017 contacts →

Exact match

“Cabinet d’expertise comptable et fiscale spécialisé dans le support comptable, financier et fiscal aux PME et aux particuliers.”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
9Exact matchLuxembourgHQ recorded Sep 30, 202611-5016 contacts →

Exact match

“Since 1995, FIDUCIAIRE EUROLUX offers the following professional services: High-quality accounting and internal audit, characterised by our many years of experience; preparation…”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
10Exact matchLuxembourgHQ recorded Sep 30, 202611-5012 contacts →

Exact match

“L’expertise comptable, le conseil fiscal, l’administration et la gestion du personnel pour suivre la rentabilité de l’entreprise et optimiser la prise de décision.”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
11Exact matchHowald, LuxembourgHQ recorded Sep 30, 20261-1011 contacts →

Exact match

“NoW Corporate Solutions is a new generation accounting firm providing specialized bespoke services and guidance for business firms as well as for real estate, private equity, or…”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
12Exact matchLuxembourgHQ recorded Sep 30, 202611-5011 contacts →

Exact match

“Memola & Partners, Société Anonyme de conseil comptable, fiscal et social a été créée en 1994 et existe sous cette forme depuis 2007.”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
13Exact matchLuxembourgHQ recorded Sep 30, 202611-5011 contacts →

Exact match

“B.A.”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
14Exact matchRumelange, LuxembourgHQ recorded Sep 30, 202611-5011 contacts →

Exact match

“Implanté à Luxembourg, notre cabinet dispose d'un réseau et d'une expertise transfrontalière.”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
15Exact matchLuxembourgHQ recorded Sep 30, 20261-1010 contacts →

Exact match

“B&R Consulting is an accounting and tax consulting firm registered with the Order of Chartered Accountants in Luxembourg.”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
16Exact matchLuxembourgHQ recorded Sep 30, 202611-508 contacts →

Exact match

“Service de comptabilité pour PME, indépendants et particuliers.”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
17Exact matchLuxembourgHQ recorded Sep 30, 202611-507 contacts →

Exact match

“Forte d’une expérience de plus de 30 ans dans le monde des affaires, IBS & Partners a acquis les compétences et connaissances en expertises comptable et fiscale et en…”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
18Exact matchMersch, LuxembourgHQ recorded Sep 30, 202611-507 contacts →

Exact match

“Nous sommes un cabinet d'expertise comptable, membre de l'ordre des experts comptables, établi a Mersch depuis 1986.”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
19Exact matchLuxembourgHQ recorded Sep 30, 202611-507 contacts →

Exact match

“Your TACS, now part of Hawksford, is a Luxembourg company authorized as “Expert-Comptable" and is member of the “OEC – Ordre des experts-comptables”, the Luxembourg professional…”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
20Exact matchLuxembourgHQ recorded Sep 30, 202611-506 contacts →

Exact match

“Fiduo is an independent accounting & advisory firm located in the heart of Luxembourg-city.”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
21Exact matchEhlange/mess, LuxembourgHQ recorded Sep 30, 20261-106 contacts →

Exact match

“GEFCO SA a été fondé en 1993.”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
22Exact matchWindhof (koerich), LuxembourgHQ recorded Sep 30, 20261-106 contacts →

Exact match

“ACCOUNTING - TAX - CORPORATE - CONSULTING JW Partner combines a depth of knowledge and recognized expertise within a nimble structure to spare your company the bureaucracy and…”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
23Exact matchLuxembourgHQ recorded Sep 30, 20261-106 contacts →

Exact match

“Euraudit Consult est un cabinet d’Expertise-Comptable pour les entreprises et les indépendants à la recherche d’une expertise et de solutions de haute qualité.”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
24Exact matchClemency, LuxembourgHQ recorded Sep 30, 20261-105 contacts →

Exact match

“Fideis est une société luxembourgeoise d’expertise comptable aux services des PME, tant au Luxembourg qu’en Belgique.”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
25Exact matchLuxembourgHQ recorded Sep 30, 20261-105 contacts →

Exact match

“Née d'une association entre amis Experts-comptables formés au sein des grands cabinets d'audit et de conseil Luxembourgeois, The Accounting Brothers est un cabinet d'expert…”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase

Showing 25 of 89 financial accounting consulting firms based in Luxembourg

See the full list, filter by size, metro and specialty, and access 1,920 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Financial accounting consulting firms based in Luxembourg at a glance

As of Sep 30, 2026
41.4%Verified-email coverage
52.1Average contacts per company
1-10Median size (employees)
56.2%Largest-city concentration · Luxembourg
Sep 30, 2026Page data refreshed

Companies by employee count

1-10
51
11-50
32
51-200
4
501-1,000
1
1,001-5,000
1

Email recency is not reported for this list. Company counts and contact totals on this page are counted from the 89 companies this search returned, because the overall count for this search did not match them.

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 Luxembourg whose business descriptions match “financial accounting consulting 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 1,920 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 30, 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 “financial accounting consulting firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many financial accounting consulting firms are there based in Luxembourg?

RevenueBase identified 89 company matches for financial accounting consulting firms associated with Luxembourg 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?

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

Which city has the most financial accounting consulting firms?

Luxembourg leads with 50 company records, followed by Esch-Sur-Alzette (4) and Strassen (4).

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 1,920 professional contacts with verified work emails tracked across these 89 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 30, 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.