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SERTCO

ActiveSIREN number 316 431 717Simplified joint-stock company (SAS)Est. 197971.12 · Engineering activities and related technical consultancyRennes, Brittany
Official record (Annuaire des entreprises) ↗
Age47 years
older than 99% of its sector
Same activity, France64,131live companies · 645th oldest
In Rennes30,798live companies · 199 in the same activity
At this address24live companies incl. this one
Employees10–19as registered · 2024

In brief

SERTCO is a simplified joint-stock company (SAS) registered in France on 1 January 1979. At 47 years old it is older than 99% of the 64,131 live companies whose main activity is engineering activities and related technical consultancy. Its registered office is in Rennes, Ille-et-Vilaine, Brittany, at an address shared with 23 other live companies. 199 live companies in Rennes share the same main activity.

Register details

Registered nameSERTCO
SIREN number316 431 717
Company typeSimplified joint-stock company (SAS)
Registered office4 Allee Marie Berhaut, 35700 Rennes
Nature of business (NACE Rev. 2.1 (French NAF 2025))71.12 Engineering activities and related technical consultancy
International sector (ISIC Rev.4)M · 71 Architectural and engineering activities; technical testing and analysis

Timeline

Register events, newest first.

  • Incorporated

Register entries

From the register.

Incorporated1 January 1979
Employees10–19 (2024)

Engineering activities and related technical consultancy in France

Live companies whose main activity is 71.12: 64,131 in total, median age 9 years, 4,435 incorporated in the past 12 months.

All 64,131 companies
This company's decadeOther decades
010,00020,00030,00040,0001900s: 1591900s1930s: 11930s1940s: 11940s1950s: 501950s1960s: 1091960s1970s: 4091970s1980s: 1,9201980s1990s: 4,9801990s2000s: 12,4362000s2010s: 19,0842010s2020s: 24,9822020s
Incorporated per year, still live
02,0004,0006,0008,0002011: 1,66420112012: 1,4852013: 1,57420132014: 1,6692015: 1,83020152016: 2,0212017: 2,24920172018: 2,4062019: 2,64320192020: 2,7352021: 3,14820212022: 3,4182023: 3,84520232024: 3,9952025: 4,17420252026: 3,6652027: 22027

Location

Registered office in Rennes, Ille-et-Vilaine, Brittany.

Live companies in Rennes30,798
Same activity in Rennes199
Live companies in Ille-et-Vilaine122,280
New in Rennes, past 12 months1,435

Also registered at this address

23 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
CJ
CABINET JAMAINAcigné, Brittany
Number 311 821 391Est. 1978
EE
ETUDES ET COORDINATION DU BATIMENTSaint-Malo, Brittany
Number 312 610 397Est. 1978
OA
OUEST AMENAGEMENT SCOPLe Rheu, Brittany
Number 314 526 617Est. 1978
AI
AUAS INGENIERIERennes, Brittany
Number 322 537 705Est. 1981
BE
BATIMENTS ET IMMEUBLES DE L'OUESTRennes, Brittany
Number 306 504 788Est. 1976
SL
SARL LE COZCesson-Sévigné, Brittany
Number 323 734 566Est. 1982

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.