Company lists · Data refreshed September 2026

Top 25 Rail transport law firms based in France

RevenueBase identified 105 rail transport law firms headquartered in France as of September 2026 and tracks 2,019 professional contacts across them, including 706 with verified work emails. Paris is the largest hub.

This list covers rail transport law firms headquartered in France, 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 29, 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 29, 2026 86% judged on-target in blind review
105Companies
2,019Contacts tracked
706Verified emails
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The 25 largest rail transport law firms based in France

Ranked by team size
Top 25 of 105 rail transport law firms based in France, ranked by team size, largest first. Data refreshed Sep 29, 2026. RevenueBase Smart Search rates how each company's information relates to rail transport law 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
1Partial evidenceChelles, FranceHQ checked Sep 29, 20261,001-5,0001,109 contacts →

Partial evidence

“With more than 90 years’ experience in France and internationally, TSO (subsidiary of NGE) puts its expertise to work on: • rail services resumed between Oloron and Bedous • track…”

Source: RevenueBase Database · checked Sep 29, 2026
2Indirect evidenceLe Boulou, FranceHQ checked Sep 29, 2026201-500152 contacts →

Indirect evidence

“Bienvenue sur la page d'EURORAIL et REGIORAIL France!”

Source: RevenueBase Database · checked Sep 29, 2026
3Indirect evidenceLa Chapelle Sur Erdre, FranceHQ checked Sep 29, 202611-5047 contacts →

Indirect evidence

“GUEGUEN AVOCATS is a legal services company based out of 100 RUE DU LEINSTER, La Chapelle Sur Erdre, Pays de la Loire, France.”

Source: RevenueBase Database · checked Sep 29, 2026
4Indirect evidenceMontpellier, FranceHQ checked Sep 29, 202611-5038 contacts →

Indirect evidence

“Depuis plus de 30 ans, CGCB & Associés est un cabinet d’avocats dont l’activité est exclusivement consacrée au secteur public.”

Source: RevenueBase Database · checked Sep 29, 2026
5Indirect evidenceParis, FranceHQ checked Sep 29, 202611-5033 contacts →

Indirect evidence

“Magenta est une société d’avocats dédiée au droit de la concurrence, aux secteurs régulés et au droit public des affaires.”

Source: RevenueBase Database · checked Sep 29, 2026
6Partial evidenceParis, FranceHQ checked Sep 29, 202611-5027 contacts →

Partial evidence

“SAMMAN is one of the few French law firms active in regulatory and public affairs and able to engage with key decision makers in France and at the European Union level.”

Source: RevenueBase Database · checked Sep 29, 2026
7Indirect evidenceParis, FranceHQ checked Sep 29, 202611-5023 contacts →

Indirect evidence

“Expert incontournable en droit public des affaires depuis plus de 30 ans, le Cabinet Symchowicz-Weissberg & Associés (Paris & Bordeaux) conseille et assiste les entreprises et les…”

Source: RevenueBase Database · checked Sep 29, 2026
8Indirect evidenceParis, FranceHQ checked Sep 29, 202611-5019 contacts →

Indirect evidence

“Cheysson Marchadier & Associés est né en 2004 de la volonté de créer un cabinet d’avocats capable d’apporter à ses clients, des secteurs privé et public, fiabilité et réactivité.”

Source: RevenueBase Database · checked Sep 29, 2026
9Indirect evidenceParis, FranceHQ checked Sep 29, 202611-5018 contacts →

Indirect evidence

“jasper avocats est un cabinet indépendant dont les expertises de pointe servent une approche sectorielle”

Source: RevenueBase Database · checked Sep 29, 2026
10Partial evidenceParis, FranceHQ checked Sep 29, 202611-5018 contacts →

Partial evidence

“Avenir Ferro est une société de conseil et de services en ingénierie, fondée en 2021, avec pour mission d’accompagner les acteurs du monde ferroviaire et des transports urbains à…”

Source: RevenueBase Database · checked Sep 29, 2026
11Indirect evidenceParis, FranceHQ checked Sep 29, 202611-5017 contacts →

Indirect evidence

“Le cabinet BCCL Avocats a été créé avec l'ambition d’offrir un accompagnement et des conseils de haut niveau en droit public des affaires pour les entreprises, les acteurs du…”

Source: RevenueBase Database · checked Sep 29, 2026
12Partial evidenceParis, FranceHQ checked Sep 29, 202611-5017 contacts →

Partial evidence

“EBA Endrös-Baum Associés is an international law firm with offices in Paris and Munich.”

Source: RevenueBase Database · checked Sep 29, 2026
13Indirect evidenceVernon, FranceHQ checked Sep 29, 202611-5016 contacts →

Indirect evidence

“Notre société est spécialisée dans les services de conseil en ingénierie ferroviaire.”

Source: RevenueBase Database · checked Sep 29, 2026
14Partial evidenceLes Angles, FranceHQ checked Sep 29, 202611-5016 contacts →

Partial evidence

“Fondée en 2006, Rail Concept est une société indépendante spécialisée dans les activités d’études et de conseil liées à la création et l’aménagement d’infrastructures et de…”

Source: RevenueBase Database · checked Sep 29, 2026
15Indirect evidenceLyon, FranceHQ checked Sep 29, 20261-1014 contacts →

Indirect evidence

“ADMYS est un cabinet d’avocats composé d’experts en droit public, destiné aux acteurs publics et para-publics.”

Source: RevenueBase Database · checked Sep 29, 2026
16Indirect evidenceParis, FranceHQ checked Sep 29, 20261-1013 contacts →

Indirect evidence

“ARMA est un cabinet d’avocats d’affaires indépendant intervenant dans tous les domaines de la vie des affaires, en conseil comme en contentieux.”

Source: RevenueBase Database · checked Sep 29, 2026
17Indirect evidenceParis, FranceHQ checked Sep 29, 20261-1013 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 29, 2026
18Indirect evidenceLyon, FranceHQ checked Sep 29, 202611-5011 contacts →

Indirect evidence

“Depuis sa création en 1981, le Cabinet CLÉMENT et Associés s’est prioritairement positionné sur des interventions auprès des pouvoirs adjudicateurs et des décideurs publics et…”

Source: RevenueBase Database · checked Sep 29, 2026
19Indirect evidenceParis, FranceHQ checked Sep 29, 20261-1011 contacts →

Indirect evidence

“Widely recognized in France and abroad for its legal expertise in industrial issues, the firm of Grenier Avocats has worked closely over the last 15 years and more with leading…”

Source: RevenueBase Database · checked Sep 29, 2026
20Indirect evidenceCaen, FranceHQ checked Sep 29, 202611-5011 contacts →

Indirect evidence

“Le cabinet JURIADIS Avocats à Cherbourg, Caen, La Haye, Coutances, Paris et Toulouse, regroupe l’ensemble des compétences nécessaires pour répondre aux besoins de nos clients…”

Source: RevenueBase Database · checked Sep 29, 2026
21Indirect evidenceParis, FranceHQ checked Sep 29, 20261-1010 contacts →

Indirect evidence

“Fleurus Avocats est un cabinet d'avocats d'affaires indépendant qui traite de droit public, de compliance et d'urbanisme pour résoudre vos questions les plus complexes.”

Source: RevenueBase Database · checked Sep 29, 2026
22Strong evidenceMarseille, FranceHQ checked Sep 29, 20261-1010 contacts →

Strong evidence

“Based in Marseille and Paris, Tarin Lemarié is an independent law firm dedicated to maritime, transport and international trade law as well as related matters such as insurance…”

Source: RevenueBase Database · checked Sep 29, 2026
23Indirect evidenceParis, FranceHQ checked Sep 29, 202611-509 contacts →

Indirect evidence

“Né de la fusion des cabinets FLEURY MARES DELVOLVE ROUCHE et VS Associés, le Cabinet BOSCO est l’aboutissement d’un partenariat mis en place dès 2011.”

Source: RevenueBase Database · checked Sep 29, 2026
24Partial evidenceRabastens, FranceHQ checked Sep 29, 20261-109 contacts →

Partial evidence

“Consul-T est une société de conseil dans le domaine des infrastructures du transport et un cabinet de recrutement spécialisé dans le ferroviaire.”

Source: RevenueBase Database · checked Sep 29, 2026
25Indirect evidenceParis, FranceHQ checked Sep 29, 20261-108 contacts →

Indirect evidence

“Cyril BOURAYNE, ancien membre du Conseil National des Barreaux, exerce à Paris depuis 1992.”

Source: RevenueBase Database · checked Sep 29, 2026

Showing 25 of 105 rail transport law firms based in France

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Rail transport law firms based in France at a glance

As of Sep 29, 2026
35.0%Verified-email coverage
19.2Average contacts per company
1-10Median size (employees)
48.6%Largest-city concentration · Paris
Sep 29, 2026Page data refreshed

Companies by employee count

1-10
74
11-50
26
51-200
1
201-500
1
1,001-5,000
1

Email recency for this list is measured worldwide rather than for France, so it is reported there. Company counts and contact totals on this page are exact for France, over 105 companies.

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 rail transport law 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 France whose own description of what they do matches “rail transport law 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 rail transport law 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 rail transport law firms, and records with no verified work email. Companies headquartered outside France 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, 706 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 29, 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.

Rail transport law 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 rail transport law 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 rail transport law firms are there based in France?

RevenueBase identified 105 rail transport law firms headquartered in France 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?

TSO, headquartered in Chelles, tops this list with the largest team on record.

Which city has the most rail transport law firms?

Paris leads with 51 headquartered companies, followed by Lyon (5) and Marseille (5).

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 706 verified decision-maker contacts tracked across these 105 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 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 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.