Company lists · Data refreshed September 2026

Top 21 Rail yard construction companies based in France

RevenueBase identified 51 rail yard construction companies headquartered in France as of September 2026 and tracks 4,043 professional contacts across them, including 1,315 with verified work emails. Paris is the largest hub.

This list covers rail yard construction companies 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 17, 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 17, 2026 86% judged on-target in blind review
51Companies
4,043Contacts tracked
1,315Verified emails
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The 21 largest rail yard construction companies based in France

Ranked by team size
Top 21 of 51 rail yard construction companies based in France, ranked by team size, largest first. Data refreshed Sep 17, 2026. RevenueBase Smart Search rates how each company's information relates to rail yard construction companies: 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 17, 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 17, 2026
2Indirect evidenceParis, FranceHQ checked Sep 17, 20261,001-5,000714 contacts →

Indirect evidence

“Date de création : Février 2012 Groupe : SNCF Directeur : M.”

Source: RevenueBase Database · checked Sep 17, 2026
3Partial evidenceColmar, FranceHQ checked Sep 17, 2026501-1,000327 contacts →

Partial evidence

“For almost a century, teams from Geismar have been bringing their passion and expertise to the development of rail transport.”

Source: RevenueBase Database · checked Sep 17, 2026
4Indirect evidenceSt.-denis, FranceHQ checked Sep 17, 202651-200176 contacts →

Indirect evidence

“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…”

Source: RevenueBase Database · checked Sep 17, 2026
5Indirect evidenceLevallois Perret, FranceHQ checked Sep 17, 202651-200139 contacts →

Indirect evidence

“OCY Technologies est une société de conseil et d’assistance technique spécialisée en ingénierie ferroviaire et dans l’énergie.”

Source: RevenueBase Database · checked Sep 17, 2026
6Indirect evidenceNantes, FranceHQ checked Sep 17, 202651-200106 contacts →

Indirect evidence

“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.”

Source: RevenueBase Database · checked Sep 17, 2026
7Indirect evidenceParis, FranceHQ checked Sep 17, 202651-20058 contacts →

Indirect evidence

“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…”

Source: RevenueBase Database · checked Sep 17, 2026
8Indirect evidenceChevigny St Sauveur, FranceHQ checked Sep 17, 202651-20049 contacts →

Indirect evidence

“DVF - Travaux Ferroviaires”

Source: RevenueBase Database · checked Sep 17, 2026
9Partial evidenceRosières-aux-salines, FranceHQ checked Sep 17, 202651-20038 contacts →

Partial evidence

“Entreprise spécialisée dans le domaine des travaux ferroviaires et de location de pelles rail-route.”

Source: RevenueBase Database · checked Sep 17, 2026
10Indirect evidenceRedon, FranceHQ checked Sep 17, 202611-5036 contacts →

Indirect evidence

“Créé en 1991, il y a plus de 30 ans, TGSO est un Bureau d’études en signalisation ferroviaire.”

Source: RevenueBase Database · checked Sep 17, 2026
11Indirect evidenceStrasbourg, FranceHQ checked Sep 17, 2026201-50020 contacts →

Indirect evidence

“FS SIGNALING, entreprise spécialisée dans le domaine des travaux de signalisation ferroviaire, réalise tous les travaux de câblage et de génie civil indispensables à la création…”

Source: RevenueBase Database · checked Sep 17, 2026
12Indirect evidenceBouc-bel-air, FranceHQ checked Sep 17, 202611-5018 contacts →

Indirect evidence

“SINTRA est une entreprise spécialisée dans le domaine de la signalisation ferroviaire depuis plus de 25 ans.”

Source: RevenueBase Database · checked Sep 17, 2026
13Indirect evidenceParis, FranceHQ checked Sep 17, 202611-5018 contacts →

Indirect 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 17, 2026
14Indirect evidenceVernon, FranceHQ checked Sep 17, 202611-5016 contacts →

Indirect evidence

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

Source: RevenueBase Database · checked Sep 17, 2026
15Indirect evidenceLyon, FranceHQ checked Sep 17, 202611-5016 contacts →

Indirect evidence

“Bienvenue sur la page officielle de SECA Ingénierie des Systèmes, entreprise spécialisée dans la conception et la réalisation de solutions innovantes dans le secteur ferroviaire.”

Source: RevenueBase Database · checked Sep 17, 2026
16Indirect evidenceParis, FranceHQ checked Sep 17, 202611-5015 contacts →

Indirect evidence

“Entreprise de travaux et d’ingénierie Ferroviaire”

Source: RevenueBase Database · checked Sep 17, 2026
17Indirect evidenceScherwiller, FranceHQ checked Sep 17, 202611-5014 contacts →

Indirect evidence

“Spécialiste des travaux de signalisation ferroviaire”

Source: RevenueBase Database · checked Sep 17, 2026
18Partial evidenceParis, FranceHQ checked Sep 17, 202611-5011 contacts →

Partial evidence

“STUDY RAIL est une entreprise dynamique spécialisée dans l'ingénierie ferroviaire et urbaine, en pleine expansion sur les marchés français et internationaux.”

Source: RevenueBase Database · checked Sep 17, 2026
19Indirect evidenceLaval, FranceHQ checked Sep 17, 20261-101 contacts →

Indirect evidence

“Nous offrons des solutions adaptées à nos clients pour les accompagner dans tous les projets ferroviaires (Lignes classiques et LGV concernant la création ou modernisation de…”

Source: RevenueBase Database · checked Sep 17, 2026
20Indirect evidenceMarseille, FranceHQ checked Sep 17, 20261-101 contacts →

Indirect evidence

“Bienvenue chez Ferro Consult', où nous mettons notre expertise ferroviaire au service de vos projets.”

Source: RevenueBase Database · checked Sep 17, 2026
21Indirect evidenceMaubeuge, FranceHQ checked Sep 17, 20261-101 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 17, 2026

Showing 21 of 51 rail yard construction companies based in France

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Rail yard construction companies based in France at a glance

As of Sep 17, 2026
32.5%Verified-email coverage
79.3Average contacts per company
11-50Median size (employees)
21.6%Largest-city concentration · Paris
Sep 17, 2026Page data refreshed

Companies by employee count

1-10
18
11-50
17
51-200
8
201-500
2
501-1,000
1
1,001-5,000
5

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 51 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 yard construction companies, 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 yard construction companies”. 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 yard construction companies), 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 yard construction companies, 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, 1,315 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 17, 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 rail yard construction companies, 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 yard construction companies are there based in France?

RevenueBase identified 51 rail yard construction companies 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 yard construction companies?

Paris leads with 11 headquartered companies, followed by Le Bouscat (2) and Nantes (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 1,315 verified decision-maker contacts tracked across these 51 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 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 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.