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

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YSCAU

ActiveSIREN number 322 894 403Simplified joint-stock company (SAS)Est. 197071.11 · Architectural activitiesParis 16e Arrondissement, Île-de-France
Official record (Annuaire des entreprises) ↗
Age56 years
older than 99% of its sector
Same activity, France22,658live companies · 66th oldest
In Paris 16e Arrondissement79,235live companies · 192 in the same activity
At this address13live companies incl. this one

In brief

YSCAU is a simplified joint-stock company (SAS) registered in France on 1 April 1970. At 56 years old it is older than 99% of the 22,658 live companies whose main activity is architectural activities. Its registered office is in Paris 16e Arrondissement, Paris, Île-de-France, at an address shared with 12 other live companies. 192 live companies in Paris 16e Arrondissement share the same main activity.

Register details

Registered nameYSCAU
SIREN number322 894 403
Company typeSimplified joint-stock company (SAS)
Registered office90 Rue Du Ranelagh, 75016 Paris
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 April 1970

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 Paris 16e Arrondissement, Paris, Île-de-France.

Live companies in Paris 16e Arrondissement79,235
Same activity in Paris 16e Arrondissement192
Live companies in Paris907,999
New in Paris 16e Arrondissement, past 12 months4,109

Also registered at this address

12 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
BD
BUREAU D'ETUDES P C AParis 16e Arrondissement, Île-de-France
Number 970 800 777Est. 1970
SE
SOC ETUDE ARCHITECTE URBANISMEParis 15e Arrondissement, Île-de-France
Number 692 009 152Est. 1969
AP
ATELIER PARISIEN D URBANISMEParis 13e Arrondissement, Île-de-France
Number 784 237 539Est. 1969
SD
SCP D ARCHITECTES MARTY DENIEUILParis 11e Arrondissement, Île-de-France
Number 722 007 572Est. 1972
R
RDAIParis 2e Arrondissement, Île-de-France
Number 722 012 648Est. 1972
JS
JPK SARLParis 15e Arrondissement, Île-de-France
Number 732 023 874Est. 1973

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.