Company lists · Data refreshed September 2026

Top 25 Rail maintenance service providers based in France

Name: Rail maintenance service providers based in France
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 17, 2026 164 companies tracked

RevenueBase identified 164 company matches for rail maintenance service providers associated with France as of September 2026 and tracks 8,883 professional contacts across them, including 2,211 with verified work emails. Paris is the largest hub.

This list covers company matches for rail maintenance service providers associated with France, 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 17, 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 17, 2026 How this list was built

164Companies

8,883Contacts tracked

2,211Verified emails

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The 25 largest rail maintenance service providers based in France

Ranked by team size

Top 25 of 164 company matches for rail maintenance service providers based in France, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 17, 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	TSO	Exact match	Chelles, FranceHQ recorded Sep 17, 2026	1,001-5,000	1,109 contacts →
	Exact match “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…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
2	Sferis	Exact match	Paris, FranceHQ recorded Sep 17, 2026	1,001-5,000	714 contacts →
	Exact match “Date de création : Février 2012 Groupe : SNCF Directeur : M.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
3	Geismar Rail Industry Technologies & Services	Exact match	Colmar, FranceHQ recorded Sep 17, 2026	501-1,000	327 contacts →
	Exact match “For almost a century, teams from Geismar have been bringing their passion and expertise to the development of rail transport.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
4	ATIF	Exact match	St.-denis, FranceHQ recorded Sep 17, 2026	51-200	176 contacts →
	Exact match “NOTRE MISSION : DÉPLOYER LES RÉSEAUX FERROVIAIRES DE DEMAIN 19 ans d’expérience et de défis relevés avec nos clients sur leurs projets de déploiement de réseaux ferroviaires, ça…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
5	OCY Technologies	Exact match	Levallois Perret, FranceHQ recorded Sep 17, 2026	51-200	139 contacts →
	Exact match “OCY Technologies est une société de conseil et d’assistance technique spécialisée en ingénierie ferroviaire et dans l’énergie.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
6	Masteris	Exact match	Saint-denis, FranceHQ recorded Sep 17, 2026	51-200	135 contacts →
	Exact match “Specialist in maintenance of rolling stock and railway engineering, MASTERIS - a subsidiary of SNCF Voyageurs - offers its clients made-to-measure solutions to improve the…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
7	Colas Rail Infra Services	Exact match	Louveciennes, FranceHQ recorded Sep 17, 2026	201-500	122 contacts →
	Exact match “Colas Rail Infra Services (CRIS) est une filiale de Colas Rail, créée en 2015, dont le cœur de métier est la mise en sécurité des chantiers ferroviaires.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
8	Socofer France	Exact match	Saint-pierre-des-corps, FranceHQ recorded Sep 17, 2026	51-200	119 contacts →
	Exact match “Established since 1920 and formerly named : “Etablissements Billard”, Socofer splits its activities in 4 distinct sectors :> Infrastructure : design and manufacturing of…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
9	Inveho	Exact match	Levallois-perret, FranceHQ recorded Sep 17, 2026	501-1,000	111 contacts →
	Exact match “INVEHO a company at the service of rail freight!” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
10	Saferail SAS	Exact match	Nantes, FranceHQ recorded Sep 17, 2026	51-200	106 contacts →
	Exact match “Présent depuis 2003 dans l’Ingénierie et l’Ingénierie-Conseil du Contrôle-Commande et Signalisation ferroviaire, SAFERAIL est aujourd’hui Leader dans son domaine en France.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
11	Delcourt Rail	Exact match	Mennecy, FranceHQ recorded Sep 17, 2026	201-500	105 contacts →
	Exact match “DELCOURT RAIL est spécialisée dans la construction, le renouvellement et la maintenance de voies ferrées.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
12	Perrier	Exact match	Saint-priest, FranceHQ recorded Sep 17, 2026	201-500	98 contacts →
	Exact match “PERRIER TP is a civil engineering company based out of 13 Route de Lyon, Saint-Priest, Rhone-Alpes, France.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
13	Safety FER	Exact match	Guyancourt, FranceHQ recorded Sep 17, 2026	51-200	87 contacts →
	Exact match “Depuis sa création en 2010, SAFETY FER développe son savoir-faire et diversifie son activité dans le but de réaliser des prestations de sécurité et de signalisation ferroviaires…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
14	Securail	Exact match	Rueil Malmaison, FranceHQ recorded Sep 17, 2026	201-500	86 contacts →
	Exact match “SECURAIL est une entreprise de sécurité ferroviaire.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
15	ACC M	Exact match	Clermont Ferrand, FranceHQ recorded Sep 17, 2026	201-500	76 contacts →
	Exact match “ACC M – Patrimoine ferroviaire, modernité durable au service des territoires Depuis 1919, ACC M s’engage dans la préservation et la remise en valeur des matériels roulants…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
16	Ferrotract	Exact match	St Pierre Des Corps, FranceHQ recorded Sep 17, 2026	51-200	75 contacts →
	Exact match “Ferrotract est une Entreprise Ferroviaire (EF) dynamique spécialisée en - Traction de trains de travaux (TTX)- Acheminements de matériels ferroviaires en autonomie sur le RFN-…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
17	RM System France	Exact match	Uberach, FranceHQ recorded Sep 17, 2026	201-500	65 contacts →
	Exact match “For nearly 20 years, RM System has been a trusted industrial partner in the rail sector.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
18	Knorr-Bremse Tinqueux	Exact match	Tinqueux, FranceHQ recorded Sep 17, 2026	51-200	58 contacts →
	Exact match “Créée en 1972, Knorr-Bremse Systèmes Ferroviaires France est la filiale française du groupe Knorr-Bremse pour la branche ferroviaire.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
19	Fer-Play	Exact match	Paris, FranceHQ recorded Sep 17, 2026	51-200	58 contacts →
	Exact match “Bureau d’études indépendant exclusivement dédié au domaine ferroviaire, nous accompagnons depuis 2016 les entreprises et les territoires pour des missions complètes de MOE et…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
20	DVF	Exact match	Chevigny St Sauveur, FranceHQ recorded Sep 17, 2026	51-200	49 contacts →
	Exact match “DVF - Travaux Ferroviaires” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
21	Azurail	Exact match	Taillades, FranceHQ recorded Sep 17, 2026	11-50	49 contacts →
	Exact match “La société AZURAIL est une entreprise spécialisée dans l’expertise, l’entretien et le renouvellement de réseaux ferroviaires, basée sur la commune de Coustellet à proximité…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
22	Transalp Renouvellement	Exact match	Pringy, FranceHQ recorded Sep 17, 2026	51-200	42 contacts →
	Exact match “TRANSALP RENOUVELLEMENT s'est créée pour répondre à l'appel d'offre des suites rapide de la période 2013-2017.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
23	Erion France	Exact match	Montceau Les Mines, FranceHQ recorded Sep 17, 2026	11-50	41 contacts →
	Exact match “Entreprise de maintenance dans le secteur du transport ferroviaire” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
24	Fornoni	Exact match	Rosières-aux-salines, FranceHQ recorded Sep 17, 2026	51-200	38 contacts →
	Exact match “Entreprise spécialisée dans le domaine des travaux ferroviaires et de location de pelles rail-route.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
25	TGSO	Exact match	Redon, FranceHQ recorded Sep 17, 2026	11-50	36 contacts →
	Exact match “Créé en 1991, il y a plus de 30 ans, TGSO est un Bureau d’études en signalisation ferroviaire.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “rail maintenance service providers”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 25 of 164 rail maintenance service providers based in France

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Rail maintenance service providers based in France at a glance

As of Sep 17, 2026

24.9%Verified-email coverage

54.2Average contacts per company

11-50Median size (employees)

7.3%Largest-city concentration · Paris

Sep 17, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

501-1,000

1,001-5,000

10001+

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 164 companies.

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 France whose business descriptions match “rail maintenance service providers” 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 2,211 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 17, 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 “rail maintenance service providers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many rail maintenance service providers are there based in France?

RevenueBase identified 164 company matches for rail maintenance service providers associated with France 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?

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

Which city has the most rail maintenance service providers?

Paris leads with 12 company records, followed by Chelles (5) and Nantes (3).

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 2,211 professional contacts with verified work emails tracked across these 164 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 17, 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.