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

English
About
SearchMethodologyAbout

Countries

CZCzechiaEEEstoniaFIFinlandFRFranceIEIrelandLVLatviaNONorwayRORomaniaSKSlovakiaSESwedenTWTaiwanGBUnited Kingdom

Languages

EnglishGaeilgeNorskSuomiSvenskaEestiLatviešuFrançaisČeštinaSlovenčinaRomână繁體中文

O2SM

ActiveSIREN number 987 463 601Simplified joint-stock company (SAS)Est. 202443.50 · Specialised construction activities in civil engineeringArgentré, Pays de la Loire
Official record (Annuaire des entreprises) ↗
Age2 years
older than 9% of its sector
Same activity, France2,124live companies · 1922nd oldest
In Argentré241live companies
At this address3live companies incl. this one
Employees1–2as registered · 2024

In brief

O2SM is a simplified joint-stock company (SAS) registered in France on 11 March 2024. It is 2 years old; 91% of the 2,124 live companies whose main activity is specialised construction activities in civil engineering are older. Its registered office is in Argentré, Mayenne, Pays de la Loire, at an address shared with 2 other live companies.

Register details

Registered nameO2SM
SIREN number987 463 601
Company typeSimplified joint-stock company (SAS)
Registered officeLa Carie, 53210 Argentré
Nature of business (NACE Rev. 2.1 (French NAF 2025))43.50 Specialised construction activities in civil engineering
International sector (ISIC Rev.4)F · 42 Civil engineering

Timeline

Register events, newest first.

  • Incorporated

Register entries

From the register.

Incorporated11 March 2024
Employees1–2 (2024)

Specialised construction activities in civil engineering in France

Live companies whose main activity is 43.50: 2,124 in total, median age 13 years, 40 incorporated in the past 12 months.

All 2,124 companies
This company's decadeOther decades
02004006008001900s: 221900s1950s: 10101950s1960s: 24241960s1970s: 50501970s1980s: 84841980s1990s: 1641641990s2000s: 4654652000s2010s: 6926922010s2020s: 6336332020s
Incorporated per year, still live
0501001502002011: 7820112012: 702013: 5820132014: 572015: 5020152016: 652017: 7120172018: 822019: 8920192020: 942021: 10220212022: 1102023: 9420232024: 1192025: 8120252026: 33

Location

Registered office in Argentré, Mayenne, Pays de la Loire.

Live companies in Argentré241
Same activity in Argentré1
Live companies in Mayenne27,053
New in Argentré, past 12 months15

Also registered at this address

2 other live companies share this registered office.

Similar companies

Live companies with the same main activity, nearest first.

Compare all
CT
CH TRACAGEAndouillé, Pays de la Loire
Number 928 049 477Est. 2024
A
ATOLLBonchamp-lès-Laval, Pays de la Loire
Number 818 439 986Est. 2016
L
LOCATECHChangé, Pays de la Loire
Number 801 252 586Est. 2014
P
PROSIGNALLaval, Pays de la Loire
Number 499 342 863Est. 2007
CS
CHAPRON SASSainte-Gemmes-le-Robert, Pays de la Loire
Number 305 273 450Est. 1976
RD
REVES D'OGuérande, Pays de la Loire
Number 928 840 339Est. 2024

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.