Company lists · Data refreshed September 2026

Top 25 Cross-border accounting firms based in Luxembourg

RevenueBase identified 67 company matches for cross-border accounting firms associated with Luxembourg as of September 2026 and tracks 5,353 professional contacts across them, including 2,086 with verified work emails and 64 with mobile numbers. Luxembourg is the largest hub.

This list covers company matches for cross-border accounting 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 29, 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 29, 2026 How this list was built
67Companies
5,353Contacts tracked
2,086Verified emails
64Mobile numbers
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The 25 largest cross-border accounting firms based in Luxembourg

Ranked by team size
Top 25 of 67 company matches for cross-border accounting firms based in Luxembourg, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 29, 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 29, 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 29, 2026 · View company records in RevenueBase
2Exact matchLuxembourgHQ recorded Sep 29, 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 29, 2026 · View company records in RevenueBase
3Exact matchLuxembourgHQ recorded Sep 29, 2026201-500359 contacts →

Exact match

“Forvis Mazars Group SC is an independent member of Forvis Mazars Global, a leading professional services network.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
4Exact matchLeudelange, LuxembourgHQ recorded Sep 29, 202651-20087 contacts →

Exact match

“Founded in 1969, ParFi Group has a rich history and renowned expertise in the field of accountancy in Luxembourg.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
5Exact matchLuxembourgHQ recorded Sep 29, 202651-20026 contacts →

Exact match

“Thanks to a team of specialists in the field of accounting, tax, social security and consulting, we assist SMEs and businesses of all sizes in the management of their daily lives.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
6Exact matchBelvaux, LuxembourgHQ recorded Sep 29, 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 29, 2026 · View company records in RevenueBase
7Exact matchLuxembourgHQ recorded Sep 29, 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 29, 2026 · View company records in RevenueBase
8Exact matchSteinfort, LuxembourgHQ recorded Sep 29, 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 29, 2026 · View company records in RevenueBase
9Exact matchLuxembourgHQ recorded Sep 29, 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 29, 2026 · View company records in RevenueBase
10Exact matchWeiswampach, LuxembourgHQ recorded Sep 29, 202611-5015 contacts →

Exact match

“Whether tax consultancy, accounting, payroll accounting or human resources, we support you with innovative technologies in the digitalisation process, so that you always know…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
11Exact matchBascharage, LuxembourgHQ recorded Sep 29, 202611-5013 contacts →

Exact match

“La société Fiscogest S.à r.l, créée en 2007, est une équipe de professionnels jeunes et dynamiques vous garantissant un service de confiance personnalisé.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
12Exact matchHowald, LuxembourgHQ recorded Sep 29, 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 29, 2026 · View company records in RevenueBase
13Exact matchLuxembourgHQ recorded Sep 29, 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 29, 2026 · View company records in RevenueBase
14Exact matchLuxembourgHQ recorded Sep 29, 202611-5011 contacts →

Exact match

“B.A.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
15Exact matchRumelange, LuxembourgHQ recorded Sep 29, 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 29, 2026 · View company records in RevenueBase
16Exact matchLuxembourgHQ recorded Sep 29, 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 29, 2026 · View company records in RevenueBase
17Exact matchLuxembourgHQ recorded Sep 29, 2026201-50010 contacts →

Exact match

“Mazars est un groupe international et intégré spécialisé dans l’audit, la fiscalité et le conseil ainsi que dans les services comptables et juridiques*.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
18Exact matchCapellen, LuxembourgHQ recorded Sep 29, 20261-108 contacts →

Exact match

“Plus qu'un cabinet d'expertise comptable, AIBM offre à ses clients luxembourgeois et internationaux un accompagnement personnalisé et complet au travers de ses pôles d'expertises…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
19Exact matchLuxembourgHQ recorded Sep 29, 202611-508 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
20Exact matchLuxembourgHQ recorded Sep 29, 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 29, 2026 · View company records in RevenueBase
21Exact matchLuxembourgHQ recorded Sep 29, 202651-2007 contacts →

Exact match

“Are you looking for a proactive accounting service?”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
22Exact matchWindhof (koerich), LuxembourgHQ recorded Sep 29, 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 29, 2026 · View company records in RevenueBase
23Exact matchLuxembourgHQ recorded Sep 29, 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 29, 2026 · View company records in RevenueBase
24Exact matchClemency, LuxembourgHQ recorded Sep 29, 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 29, 2026 · View company records in RevenueBase
25Exact matchLuxembourgHQ recorded Sep 29, 20261-103 contacts →

Exact match

“Etablie à Luxembourg depuis sa création en 1993, Fidcoserv Sàrl est un cabinet comptable à taille humaine au service des petites et moyennes entreprises (PME et PMI).”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase

Showing 25 of 67 cross-border accounting firms based in Luxembourg

See the full list, filter by size, metro and specialty, and access 2,086 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Cross-border accounting firms based in Luxembourg at a glance

As of Sep 29, 2026
39.0%Verified-email coverage
1.2%Mobile-number coverage
79.9Average contacts per company
11-50Median size (employees)
49.3%Largest-city concentration · Luxembourg
Sep 29, 2026Page data refreshed

Companies by employee count

1-10
30
11-50
25
51-200
7
201-500
3
501-1,000
1
1,001-5,000
1

Freshness & accuracy

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

Email last verified

Median 31.0d

Company record updated

Median 69.0d

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 “cross-border accounting 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 2,086 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 29, 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.

Cross-border accounting firms by metro

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 “cross-border accounting firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many cross-border accounting firms are there based in Luxembourg?

RevenueBase identified 67 company matches for cross-border accounting 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 cross-border accounting firms?

Luxembourg leads with 33 company records, followed by Strassen (3) and Bertrange (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 2,086 professional contacts with verified work emails tracked across these 67 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 29, 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.