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BCSJ

ActiveSIREN number 483 689 840Simplified joint-stock company (SAS)Est. 200571.12 · Engineering activities and related technical consultancyParis 16e Arrondissement, Île-de-France
Official record (Annuaire des entreprises) ↗
Age21 years
older than 79% of its sector
Same activity, France64,131live companies · 13201st oldest
In Paris 16e Arrondissement79,235live companies · 428 in the same activity
At this address16live companies incl. this one

In brief

BCSJ is a simplified joint-stock company (SAS) registered in France on 28 July 2005. At 21 years old it is older than 79% of the 64,131 live companies whose main activity is engineering activities and related technical consultancy. Its registered office is in Paris 16e Arrondissement, Paris, Île-de-France, at an address shared with 15 other live companies. 428 live companies in Paris 16e Arrondissement share the same main activity.

Register details

Registered nameBCSJ
SIREN number483 689 840
Company typeSimplified joint-stock company (SAS)
Registered office17 Rue Parent de Rosan, 75016 Paris
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.

Incorporated28 July 2005

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

Live companies in Paris 16e Arrondissement79,235
Same activity in Paris 16e Arrondissement428
Live companies in Paris907,999
New in Paris 16e Arrondissement, past 12 months4,109

Also registered at this address

15 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
CS
CANDEL SERVICESParis 8e Arrondissement, Île-de-France
Number 483 744 413Est. 2005
IF
INGENIERIE FINANCIERE ET IMMOBILIEREParis 6e Arrondissement, Île-de-France
Number 483 572 483Est. 2005
W
WARXPERTISEParis 11e Arrondissement, Île-de-France
Number 483 595 161Est. 2005
WC
WATTS CONSEIL SASParis 2e Arrondissement, Île-de-France
Number 483 620 415Est. 2005
H
HOPICOParis 19e Arrondissement, Île-de-France
Number 483 253 639Est. 2005
O
ORYTHIEParis 11e Arrondissement, Île-de-France
Number 483 580 049Est. 2005

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.