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PROPERPHI

ActiveSIREN number 891 937 641Simplified joint-stock company (SAS)Est. 202071.12 · Engineering activities and related technical consultancySaint-Étienne-de-Montluc, Pays de la Loire
Official record (Annuaire des entreprises) ↗
Age5 years
older than 35% of its sector
Same activity, France64,131live companies · 41429th oldest
In Saint-Étienne-de-Montluc793live companies · 10 in the same activity
At this address12live companies incl. this one
Employees1–2as registered · 2024

In brief

PROPERPHI is a simplified joint-stock company (SAS) registered in France on 2 November 2020. It is 5 years old; 65% of the 64,131 live companies whose main activity is engineering activities and related technical consultancy are older. Its registered office is in Saint-Étienne-de-Montluc, Loire-Atlantique, Pays de la Loire, at an address shared with 11 other live companies. 10 live companies in Saint-Étienne-de-Montluc share the same main activity.

Register details

Registered namePROPERPHI
SIREN number891 937 641
Company typeSimplified joint-stock company (SAS)
Registered officeLa Croix Gaudin, 44360 Saint-Étienne-de-Montluc
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.

Incorporated2 November 2020
Employees1–2 (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 Saint-Étienne-de-Montluc, Loire-Atlantique, Pays de la Loire.

Live companies in Saint-Étienne-de-Montluc793
Same activity in Saint-Étienne-de-Montluc10
Live companies in Loire-Atlantique148,935
New in Saint-Étienne-de-Montluc, past 12 months44

Also registered at this address

11 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
BE
BM EXPERTISEMesquer, Pays de la Loire
Number 891 033 920Est. 2020
C
CREENONantes, Pays de la Loire
Number 890 558 604Est. 2020
HC
HAPI COOPSaint-Sébastien-sur-Loire, Pays de la Loire
Number 891 491 516Est. 2020
CI
CONCEPTION INNOVATION LIAISON AU SOLPornic, Pays de la Loire
Number 890 122 641Est. 2020
NO
NGEN OUESTSaint-Herblain, Pays de la Loire
Number 891 476 970Est. 2020
G
GENIVERTNantes, Pays de la Loire
Number 890 074 172Est. 2020

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.