Data from the official company registers of 12 countries. Not an official register.

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TSO

ActiveSIREN number 747 252 120Simplified joint-stock company (SAS)Est. 197242.12 · Construction of railways and underground railwaysChelles, Île-de-France
Official record (Annuaire des entreprises) ↗
Age54 years
older than 95% of its sector
Same activity, France187live companies · 9th oldest
In Chelles4,883live companies · 4 in the same activity
At this address11live companies incl. this one
Employees1,000–1,999as registered · 2024

In brief

TSO is a simplified joint-stock company (SAS) registered in France on 1 January 1972. At 54 years old it is older than 95% of the 187 live companies whose main activity is construction of railways and underground railways. Its registered office is in Chelles, Seine-et-Marne, Île-de-France, at an address shared with 10 other live companies. 4 live companies in Chelles share the same main activity.

Register details

Registered nameTSO
SIREN number747 252 120
Company typeSimplified joint-stock company (SAS)
Registered officeChemin Du Corps de Garde, 77500 Chelles
Nature of business (NACE Rev. 2.1 (French NAF 2025))42.12 Construction of railways and underground railways
International sector (ISIC Rev.4)F · 42 Civil engineering

Timeline

Register events, newest first.

  • Incorporated

Register entries

From the register.

Incorporated1 January 1972
Employees1,000–1,999 (2024)

Construction of railways and underground railways in France

Live companies whose main activity is 42.12: 187 in total, median age 12 years, 4 incorporated in the past 12 months.

All 187 companies
This company's decadeOther decades
0204060801900s: 111900s1950s: 221950s1960s: 551960s1970s: 551970s1980s: 331980s1990s: 15151990s2000s: 33332000s2010s: 67672010s2020s: 56562020s
Incorporated per year, still live
051015202011: 1120112012: 12013: 520132014: 52015: 1120152016: 22017: 820172018: 82019: 820192020: 82021: 1320212022: 102023: 520232024: 112025: 620252026: 3

Location

Registered office in Chelles, Seine-et-Marne, Île-de-France.

Live companies in Chelles4,883
Same activity in Chelles4
Live companies in Seine-et-Marne140,890
New in Chelles, past 12 months289

Also registered at this address

10 other live companies share this registered office; shown are those incorporated closest in time to this one.

Similar companies

Live companies with the same main activity, nearest first.

Compare all
TE
TSO EFChelles, Île-de-France
Number 572 062 859Est. 1957
O
OFFROYChelles, Île-de-France
Number 745 751 693Est. 1957
LF
LA FERROVIAIRE DE LA BRIELa Houssaye-en-Brie, Île-de-France
Number 410 276 182Est. 1997
F
FVFChelles, Île-de-France
Number 483 288 163Est. 2005
TR
TRANSALP RENOUVELLEMENTPringy, Île-de-France
Number 525 357 380Est. 2010
E
ETRFPoigny, Île-de-France
Number 790 606 776Est. 2013

Sources

Register data: Insee, Sirene database of companies and establishments (Licence Ouverte / Open Licence 2.0), delivery of 21 October 2026. Territories: Insee, Code officiel géographique 2026. Industry names: European Union, EU Vocabularies (NACE Rev. 2.1). Context figures are computed by FirmsDB from these sources. This page is not an official register; check the company's entry in the French government business directory before relying on it.