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TETRARC

ActiveSIREN number 348 690 413Professional simplified joint-stock company (SELAS)Est. 198871.11 · Architectural activitiesNantes, Pays de la Loire
Official record (Annuaire des entreprises) ↗
Age38 years
older than 97% of its sector
Same activity, France22,658live companies · 708th oldest
In Nantes39,479live companies · 310 in the same activity
At this address9live companies incl. this one
Employees20–49as registered · 2024

In brief

TETRARC is a professional simplified joint-stock company (SELAS) registered in France on 1 September 1988. At 38 years old it is older than 97% of the 22,658 live companies whose main activity is architectural activities. Its registered office is in Nantes, Loire-Atlantique, Pays de la Loire, at an address shared with 8 other live companies. 310 live companies in Nantes share the same main activity.

Register details

Registered nameTETRARC
SIREN number348 690 413
Company typeProfessional simplified joint-stock company (SELAS)
Registered office19 B Rue La Noue Bras de Fer, 44200 Nantes
Nature of business (NACE Rev. 2.1 (French NAF 2025))71.11 Architectural activities
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 September 1988
Employees20–49 (2024)

Architectural activities in France

Live companies whose main activity is 71.11: 22,658 in total, median age 11 years, 833 incorporated in the past 12 months.

All 22,658 companies
This company's decadeOther decades
02,5005,0007,50010,0001900s: 51511900s1910s: 111910s1950s: 111950s1960s: 11111960s1970s: 1071071970s1980s: 6816811980s1990s: 1,8601,8601990s2000s: 5,0905,0902000s2010s: 7,8717,8712010s2020s: 6,9856,9852020s
Incorporated per year, still live
05001,0001,5002,0002011: 71520112012: 6312013: 66720132014: 7142015: 76620152016: 8572017: 1,01120172018: 8892019: 97520192020: 9992021: 1,01920212022: 1,0822023: 99720232024: 1,1112025: 1,08620252026: 691

Location

Registered office in Nantes, Loire-Atlantique, Pays de la Loire.

Live companies in Nantes39,479
Same activity in Nantes310
Live companies in Loire-Atlantique148,935
New in Nantes, past 12 months1,957

Also registered at this address

8 other live companies share this registered office.

Similar companies

Live companies with the same main activity, nearest first.

Compare all
AI
ARCHITECTURE INTERIEUR DECORA CONCEPTIONNantes, Pays de la Loire
Number 348 594 979Est. 1988
AV
ALAIN VEYSSIERE ARCHITECTEFay-de-Bretagne, Pays de la Loire
Number 348 833 625Est. 1988
BI
BCF INGENIERIEBouguenais, Pays de la Loire
Number 348 753 500Est. 1988
QA
QUATTRO ARCHITECTESRezé, Pays de la Loire
Number 347 426 207Est. 1988
SA
SCPA AVERTY - DELESTRESaint-Brevin-les-Pins, Pays de la Loire
Number 352 298 905Est. 1989
TE
TOPOS ENTREPRISESNantes, Pays de la Loire
Number 950 446 278Est. 1989

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.