Company lists · Data refreshed September 2026

Top 20 Law firm accounting services based in Luxembourg

RevenueBase identified 44 law firm accounting services headquartered in Luxembourg as of September 2026 and tracks 190 professional contacts across them, including 67 with verified work emails and 2 with mobile numbers. Luxembourg is the largest hub.

This list covers law firm accounting services headquartered in Luxembourg, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 4, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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 HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 4, 2026 86% judged on-target in blind review
44Companies
190Contacts tracked
67Verified emails
2Mobile numbers
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The 20 largest law firm accounting services based in Luxembourg

Ranked by team size
Top 20 of 44 law firm accounting services based in Luxembourg, ranked by team size, largest first. Data refreshed Sep 4, 2026. RevenueBase Smart Search rates how each company's information relates to law firm accounting services: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Partial evidenceLuxembourgHQ checked Sep 4, 202651-20020 contacts →

Partial evidence

“Since 1923, WILDGEN has been at the heart of law practice in Luxembourg.”

Source: RevenueBase Database · checked Sep 4, 2026
2Partial evidenceLuxembourgHQ checked Sep 4, 202611-5016 contacts →

Partial evidence

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

Source: RevenueBase Database · checked Sep 4, 2026
3Indirect evidenceBascharage, LuxembourgHQ checked Sep 4, 202611-5013 contacts →

Indirect evidence

“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.”

Source: RevenueBase Database · checked Sep 4, 2026
4Partial evidenceHowald, LuxembourgHQ checked Sep 4, 20261-1011 contacts →

Partial evidence

“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…”

Source: RevenueBase Database · checked Sep 4, 2026
5Indirect evidenceLuxembourgHQ checked Sep 4, 202611-5010 contacts →

Indirect evidence

“B.A.”

Source: RevenueBase Database · checked Sep 4, 2026
6Partial evidenceWindhof Koerich, LuxembourgHQ checked Sep 4, 20261-106 contacts →

Partial evidence

“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…”

Source: RevenueBase Database · checked Sep 4, 2026
7Indirect evidenceLuxembourgHQ checked Sep 4, 20261-106 contacts →

Indirect evidence

“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.”

Source: RevenueBase Database · checked Sep 4, 2026
8Indirect evidenceLuxembourgHQ checked Sep 4, 20261-105 contacts →

Indirect evidence

“La Fiduciaire " ECCA " a été créée en 2007 par Guillaume BERNARD, Expert-Comptable et Commissaire aux Comptes en France et à Luxembourg.”

Source: RevenueBase Database · checked Sep 4, 2026
9Indirect evidenceLuxembourgHQ checked Sep 4, 202611-505 contacts →

Indirect evidence

“Fiduciaire Jean-Marc Faber is a member of the Luxembourg Institute of Chartered Accountants, with 25 years of experience in a constantly and demanding environment.”

Source: RevenueBase Database · checked Sep 4, 2026
10Partial evidenceLuxembourgHQ checked Sep 4, 20261-105 contacts →

Partial evidence

“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…”

Source: RevenueBase Database · checked Sep 4, 2026
11Partial evidenceLuxembourgHQ checked Sep 4, 20261-105 contacts →

Partial evidence

“Sagnard & Associés is an independent full service law firm, established in the Grand Duchy of Luxembourg since 2008 with a strong focus on the financial and business community.”

Source: RevenueBase Database · checked Sep 4, 2026
12Indirect evidenceMersch, LuxembourgHQ checked Sep 4, 202611-504 contacts →

Indirect evidence

“La Fiduciaire de Mersch S.A (« FIME ») a été constituée le 7 juillet 2007, elle se situe au cœur du Grand[1]Duché de Luxembourg à Mersch.”

Source: RevenueBase Database · checked Sep 4, 2026
13Indirect evidenceStrassen, LuxembourgHQ checked Sep 4, 20261-104 contacts →

Indirect evidence

“Fondée en 2014, QCo Groupe est le fruit de plus de 30 ans d’expérience.”

Source: RevenueBase Database · checked Sep 4, 2026
14Indirect evidenceLuxembourgHQ checked Sep 4, 20261-103 contacts →

Indirect evidence

“Derrière chaque chiffre, il y a une histoire d'entreprise.”

Source: RevenueBase Database · checked Sep 4, 2026
15Indirect evidenceWilz, LuxembourgHQ checked Sep 4, 20261-103 contacts →

Indirect evidence

“Our firm is established in the Grand Duchy of Luxembourg and in Belgium.”

Source: RevenueBase Database · checked Sep 4, 2026
16Indirect evidenceLuxembourgHQ checked Sep 4, 20261-102 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 4, 2026
17Indirect evidenceLuxembourgHQ checked Sep 4, 20261-102 contacts →

Indirect evidence

“On behalf of its clients, GALUX produces or checks accounts, balance sheets, provisions and tax returns.”

Source: RevenueBase Database · checked Sep 4, 2026
18Indirect evidenceLuxembourgHQ checked Sep 4, 20261-102 contacts →

Indirect evidence

“ICCS (Luxembourg) S.A.”

Source: RevenueBase Database · checked Sep 4, 2026
19Indirect evidenceSteinfort, LuxembourgHQ checked Sep 4, 20261-101 contacts →

Indirect evidence

“Expert-comptable”

Source: RevenueBase Database · checked Sep 4, 2026
20Indirect evidenceWindhof, LuxembourgHQ checked Sep 4, 20261-101 contacts →

Indirect evidence

“Nous sommes votre partenaire de solutions financières pour tous vos besoins.”

Source: RevenueBase Database · checked Sep 4, 2026

Showing 20 of 44 law firm accounting services based in Luxembourg

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Law firm accounting services based in Luxembourg at a glance

As of Sep 4, 2026
35.3%Verified-email coverage
1.1%Mobile-number coverage
4.3Average contacts per company
1-10Median size (employees)
45.5%Largest-city concentration · Luxembourg
Sep 4, 2026Page data refreshed

Companies by employee count

1-10
33
11-50
9
51-200
2

Freshness & accuracy

How recently the business emails on this list were verified

Email last verified

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among law firm accounting services, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
What qualifies
Companies headquartered in Luxembourg whose own description of what they do matches “law firm accounting services”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search
RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names law firm accounting services), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude
Companies whose own description does not clearly place them among law firm accounting services, and records with no verified work email. Companies headquartered outside Luxembourg are excluded even when they keep an office there.
Match quality
In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
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 listed company carries at least one verified work email, 67 across the full list. 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 4, 2026. Lists refresh periodically as the graph is re-checked.
Corrections
Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Frequently asked

What is RevenueBase Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names law firm accounting services, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many law firm accounting services are there based in Luxembourg?

RevenueBase identified 44 law firm accounting services headquartered in Luxembourg as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

Wildgen, Luxembourg LAW Firm, headquartered in Luxembourg, tops this list with the largest team on record.

Which city has the most law firm accounting services?

Luxembourg leads with 20 headquartered companies, followed by Esch-Sur-Alzette (2) and Petange (2).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 67 verified decision-maker contacts tracked across these 44 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 4, 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 Smart Search, 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.