Company lists · Data refreshed September 2026

Top 19 Employment law consulting firms based in Luxembourg

RevenueBase identified 39 employment law consulting firms headquartered in Luxembourg as of September 2026 and tracks 165 professional contacts across them, including 56 with verified work emails and 1 with mobile numbers. Luxembourg is the largest hub.

This list covers employment law consulting firms 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 2, 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 RevenueBase Smart Search rating on every row Refreshed Sep 2, 2026 86% judged on-target in blind review
39Companies
165Contacts tracked
56Verified emails
1Mobile numbers
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The 19 largest employment law consulting firms based in Luxembourg

Ranked by team size
Top 19 of 39 employment law consulting firms based in Luxembourg, ranked by team size, largest first. Data refreshed Sep 2, 2026. RevenueBase Smart Search rates how each company's information relates to employment law consulting firms: 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
1Indirect evidenceLuxembourg11-5020 contacts →

Indirect evidence

“Hautement spécialisé en droit du travail, CASTEGNARO - Ius Laboris Luxembourg est un cabinet d’avocats qui représente exclusivement les entreprises et groupes d’entreprises de…”

Source: RevenueBase Database · checked Sep 2, 2026
2Partial evidenceLuxembourg11-5017 contacts →

Partial evidence

“The Recruiter - HR boutique Luxembourg As a Executive Search and HR Consulting company, we help you identify and attract the right talent in Luxembourg and abroad.”

Source: RevenueBase Database · checked Sep 2, 2026
3Indirect evidenceLuxembourg11-509 contacts →

Indirect evidence

“L’étude ADAM & BLESER a été fondée en 1997.”

Source: RevenueBase Database · checked Sep 2, 2026
4Indirect evidenceLuxembourg1-107 contacts →

Indirect evidence

“Créée en 2014, JuRiDex, Avocats à la Cour est une étude d’avocats dédiée au contentieux d'affaires ainsi qu'à la création et au conseil des petites et moyennes entreprises.”

Source: RevenueBase Database · checked Sep 2, 2026
5Indirect evidenceLuxembourg1-106 contacts →

Indirect evidence

“ELVINGER DESSOY MARX est un cabinet indépendant spécialisé depuis sa création dans le droit public, le droit immobilier et le droit des sociétés.”

Source: RevenueBase Database · checked Sep 2, 2026
6Strong evidenceLuxembourg1-105 contacts →

Strong evidence

“Unalome Legal is a Luxembourg boutique law firm providing expert legal advice in employment law and litigation services to entrepreneurs, local companies and international groups.”

Source: RevenueBase Database · checked Sep 2, 2026
7Indirect evidenceLuxembourg1-105 contacts →

Indirect evidence

“Serena Advisory is an HR services company with a particular focus on executive search, having gradually developed a thorough understanding of other areas in Human Resources…”

Source: RevenueBase Database · checked Sep 2, 2026
8Partial evidenceLuxembourg1-105 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 2, 2026
9Indirect evidenceLuxembourg1-105 contacts →

Indirect evidence

“Nous sommes pour nos clients une équipe rapprochée pluridisciplinaire, joignable et disponible qui inscrit son action au cœur et dans l’instant du besoin.”

Source: RevenueBase Database · checked Sep 2, 2026
10Partial evidenceLuxembourg11-504 contacts →

Partial evidence

“Etude KRONSHAGEN is an independent law firm, founded in 1982 by Maître Arsène Kronshagen and based in Luxembourg-City.”

Source: RevenueBase Database · checked Sep 2, 2026
11Indirect evidenceLuxembourg11-504 contacts →

Indirect evidence

“Excellence Juridique Depuis 1981 À propos de nous : Fondée en 1981 par Albert Rodesch, avocat chevronné et ancien vice-président du Conseil d'État, notre cabinet englobe un large…”

Source: RevenueBase Database · checked Sep 2, 2026
12Partial evidenceLuxembourg1-104 contacts →

Partial evidence

“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.”

Source: RevenueBase Database · checked Sep 2, 2026
13Partial evidenceLuxembourg1-104 contacts →

Partial evidence

“Luxembourg Independent Business Law Firm”

Source: RevenueBase Database · checked Sep 2, 2026
14Indirect evidenceLuxembourg1-103 contacts →

Indirect evidence

“Easy HR est une société spécialisée dans le droit du travail luxembourgeois et français.”

Source: RevenueBase Database · checked Sep 2, 2026
15Partial evidenceLuxembourg1-102 contacts →

Partial evidence

“Qualia Consulting est une société de Conseil en Ressources Humaines Luxembourgeoise qui a pour ambition de soutenir ses clients dans le domaine de la gestion RH et dans le…”

Source: RevenueBase Database · checked Sep 2, 2026
16Indirect evidenceLuxemburg, Luxembourg11-502 contacts →

Indirect evidence

“Sie suchen eine Kanzlei, die Sie nicht nur kompetent berät, sondern Ihre Interessen ganz in den Mittelpunkt jeglicher anwaltlichen Tätigkeit stellt?”

Source: RevenueBase Database · checked Sep 2, 2026
17Indirect evidenceLuxembourg51-2001 contacts →

Indirect evidence

“Votre cabinet de conseils en RH et Paie au Luxembourg.”

Source: RevenueBase Database · checked Sep 2, 2026
18Indirect evidenceStrassen, Luxembourg1-101 contacts →

Indirect evidence

“Hudson has more than 35 years of experience and is a leading Benelux HR consultancy provider.”

Source: RevenueBase Database · checked Sep 2, 2026
19Partial evidenceLuxembourg1-101 contacts →

Partial evidence

“Established in Luxembourg City, the heart of European Union institutions and an international financial Centre, Fedis Law is a multidisciplinary boutique firm active in business…”

Source: RevenueBase Database · checked Sep 2, 2026

Showing 19 of 39 employment law consulting firms based in Luxembourg

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Employment law consulting firms based in Luxembourg at a glance

As of Sep 2, 2026
33.9%Verified-email coverage
0.6%Mobile-number coverage
4.2Average contacts per company
1-10Median size (employees)
69.2%Largest-city concentration · Luxembourg
Sep 2, 2026Page data refreshed

Companies by employee count

1-10
30
11-50
8
51-200
1

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 employment law consulting firms, 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 “employment law consulting firms”. 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 employment law consulting firms), 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 employment law consulting firms, 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, 56 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 2, 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.

Employment law consulting firms by metro

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 employment law consulting firms, 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 employment law consulting firms are there based in Luxembourg?

RevenueBase identified 39 employment law consulting firms 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?

Castegnaro, headquartered in Luxembourg, tops this list with the largest team on record.

Which city has the most employment law consulting firms?

Luxembourg leads with 27 headquartered companies, followed by Esch-Sur-Alzette (3) and Dudelange (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 56 verified decision-maker contacts tracked across these 39 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 2, 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.