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

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EBSG

ActiveSIREN number 320 464 597Simplified joint-stock company (SAS)Est. 198071.11 · Architectural activitiesGuyancourt, Île-de-France
Official record (Annuaire des entreprises) ↗
Age45 years
older than 99% of its sector
Same activity, France22,658live companies · 250th oldest
In Guyancourt2,035live companies · 5 in the same activity
At this address36live companies incl. this one
Employees3–5as registered · 2024

In brief

EBSG is a simplified joint-stock company (SAS) registered in France on 6 November 1980. At 45 years old it is older than 99% of the 22,658 live companies whose main activity is architectural activities. Its registered office is in Guyancourt, Yvelines, Île-de-France, at an address shared with 35 other live companies. 5 live companies in Guyancourt share the same main activity.

Register details

Registered nameEBSG
SIREN number320 464 597
Company typeSimplified joint-stock company (SAS)
Registered office2 Rue Helene Boucher, 78280 Guyancourt
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.

Incorporated6 November 1980
Employees3–5 (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 Guyancourt, Yvelines, Île-de-France.

Live companies in Guyancourt2,035
Same activity in Guyancourt5
Live companies in Yvelines151,787
New in Guyancourt, past 12 months120

Also registered at this address

35 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
PP
PROUX PARIS SOCIETE CIVILE PROFESSIONNELLE D'ARCHITECTUREChambourcy, Île-de-France
Number 310 036 645Est. 1980
AD
ATELIER DE CONCEPTION ET RECHERCHEVersailles, Île-de-France
Number 318 605 359Est. 1980
AU
AGENCE URBANISME ET DEVELOPPEMENT SEINE AVALAubergenville, Île-de-France
Number 777 344 193Est. 1980
DD
DIEDRE DESIGNSaint-Germain-en-Laye, Île-de-France
Number 323 912 972Est. 1982
AD
ATELIER DE CONSTRUCTION D URBANISME ET D ARCHITECTUREÉlancourt, Île-de-France
Number 325 625 457Est. 1982
A
APUYNoisy-le-Roi, Île-de-France
Number 314 789 876Est. 1979

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.