Company lists · Data refreshed September 2026

Top 25 Tax law firms based in Luxembourg, Luxembourg

RevenueBase identified 61 company matches for tax law firms associated with Luxembourg, Luxembourg as of September 2026 and tracks 1,675 professional contacts across them, including 823 with verified work emails and 19 with mobile numbers. Across Luxembourg, Luxembourg is the largest hub for this category.

This list covers company matches for tax law firms associated with Luxembourg, 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 13, 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 13, 2026 How this list was built
61Companies
1,675Contacts tracked
823Verified emails
19Mobile numbers
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The 25 largest tax law firms based in Luxembourg, Luxembourg

Ranked by team size
Top 25 of 61 company matches for tax law firms based in Luxembourg, Luxembourg, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 13, 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 13, 2026501-1,000840 contacts →

Exact match

“Arendt & Medernach is the leading independent business law firm in Luxembourg.”

Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase
2Exact matchLuxembourgHQ recorded Sep 13, 2026n/a234 contacts →

Exact match

“Our story begins in 2004 with the creation of the advisory firm ATOZ Tax Advisers.”

Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase
3Exact matchLuxembourgHQ recorded Sep 13, 202611-5052 contacts →

Exact match

“Brucher Thieltgen & Partners, a legal practice established in Luxembourg City at the heart of the international financial centre, is a multidisciplinary boutique firm active in…”

Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase
4Exact matchLuxembourgHQ recorded Sep 13, 202651-20046 contacts →

Exact match

“Based in one of the world's most important financial and holding centers, our Luxembourg office advises clients on major cross-border financings, transactions and investment…”

Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase
5Exact matchLuxembourgHQ recorded Sep 13, 202611-5030 contacts →

Exact match

“TS & P is a boutique law firm providing bespoke high-quality corporate and tax advice, while always considering practical and commercial aspects.”

Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase
6Exact matchLuxembourgHQ recorded Sep 13, 202611-5024 contacts →

Exact match

“Brouxel & Rabia Luxembourg Law Firm ("B&R") is an independent business law firm, ventured by two of the most senior and most successful partners in Luxembourg, Samia RABIA &…”

Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase
7Exact matchLuxembourgHQ recorded Sep 13, 202611-5021 contacts →

Exact match

“SCHILTZ & SCHILTZ was initially established in 1932 by Tony Biever, MP.”

Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase
8Exact matchLuxembourgHQ recorded Sep 13, 202611-5019 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase
9Exact matchLuxembourgHQ recorded Sep 13, 202611-5018 contacts →

Exact match

“TURK & PRUM est un cabinet regroupant des avocats au service de la défense et de l’accompagnement de ses clients.”

Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase
10Exact matchLuxembourgHQ recorded Sep 13, 202611-5015 contacts →

Exact match

“THEWES & REUTER is a full service law firm offering advisory and dispute resolution services.”

Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase
11Exact matchLuxembourgHQ recorded Sep 13, 20261-1014 contacts →

Exact match

“Karp & Choucroun with more than 25 years of professional practice, is a law firm established in Luxembourg city, the heart of European Union institutions and international…”

Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase
12Exact matchLuxembourgHQ recorded Sep 13, 202611-5013 contacts →

Exact match

“At CM Law, we offer more than just legal expertise – we provide a long-term and cost-efficient relationship tailored to your needs.”

Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase
13Exact matchLuxembourgHQ recorded Sep 13, 202611-5013 contacts →

Exact match

“Bonn & Schmitt is a leading Luxembourg law firm.”

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

Exact match

“Founded in 2005, Chevalier & Sciales is celebrating 20 years of advising clients on Luxembourg's most sophisticated investment, corporate and private wealth matters.”

Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase
15Exact matchLuxembourgHQ recorded Sep 13, 202611-5011 contacts →

Exact match

“B.A.”

Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase
16Exact matchLuxembourgHQ recorded Sep 13, 202611-5011 contacts →

Exact match

“YLP S.à r.l.(société à responsabilité limitée), or “Your Luxembourg Partner”, is an independent corporate service provider which began by adhering to one principle, “quality…”

Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase
17Exact matchLuxembourgHQ recorded Sep 13, 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 13, 2026 · View company records in RevenueBase
18Exact matchLuxembourgHQ recorded Sep 13, 20261-1010 contacts →

Exact match

“Notre étude est une étude d’avocats indépendante solidement ancrée à Luxembourg et offrant des services juridiques de contentieux et de conseil.”

Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase
19Exact matchLuxembourgHQ recorded Sep 13, 202651-20010 contacts →

Exact match

“MNKS is a top-tier highly reputable firm based in Luxembourg.”

Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase
20Exact matchLuxembourgHQ recorded Sep 13, 202611-509 contacts →

Exact match

“Dupont Partners serve as a critical partner to plan and execute its clients’ strategies and objectives.”

Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase
21Exact matchLuxembourgHQ recorded Sep 13, 20261-107 contacts →

Exact match

“Based in Luxembourg, we are an independent full service law firm.”

Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase
22Exact matchLuxembourgHQ recorded Sep 13, 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 13, 2026 · View company records in RevenueBase
23Exact matchLuxembourgHQ recorded Sep 13, 202611-505 contacts →

Exact match

“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.”

Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase
24Exact matchLuxembourgHQ recorded Sep 13, 20261-105 contacts →

Exact match

“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.”

Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase
25Exact matchLuxembourgHQ recorded Sep 13, 20261-104 contacts →

Exact match

“Our firm Solid foundations The firm was founded in 1995 by Charles DURO and has continuously built up authority and recognition as an international business law practice.”

Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase

Showing 25 of 61 tax law firms based in Luxembourg, Luxembourg

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Tax law firms based in Luxembourg, Luxembourg at a glance

As of Sep 13, 2026
49.1%Verified-email coverage
1.1%Mobile-number coverage
27.5Average contacts per company
1-10Median size (employees)
Sep 13, 2026Page data refreshed

Companies by employee count

1-10
33
11-50
21
51-200
4
501-1,000
1
1,001-5,000
1
5,001-10,000
1

Freshness & accuracy

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

Email last verified

Median 16.0d

Company record updated

Median 55.0d

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, Luxembourg whose business descriptions match “tax law 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 823 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 13, 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 “tax law firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many tax law firms are there based in Luxembourg, Luxembourg?

RevenueBase identified 61 company matches for tax law firms associated with Luxembourg, 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?

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

Which city in Luxembourg has the most tax law firms?

Luxembourg leads Luxembourg with 61 company records, followed by Bertrange (6) and Senningerberg (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 823 professional contacts with verified work emails tracked across these 61 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 13, 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.