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OPSIDIUM

ActiveSIREN number 482 527 553Simplified joint-stock company (SAS)Est. 200570.20 · Business and other management consultancy activitiesCourbevoie, Île-de-France
Official record (Annuaire des entreprises) ↗
Age21 years
older than 89% of its sector
Same activity, France217,843live companies · 24130th oldest
In Courbevoie14,822live companies · 965 in the same activity
At this address45live companies incl. this one
Employees1–2as registered · 2024

In brief

OPSIDIUM is a simplified joint-stock company (SAS) registered in France on 16 May 2005. At 21 years old it is older than 89% of the 217,843 live companies whose main activity is business and other management consultancy activities. Its registered office is in Courbevoie, Hauts-de-Seine, Île-de-France, at an address shared with 44 other live companies. 965 live companies in Courbevoie share the same main activity.

Register details

Registered nameOPSIDIUM
SIREN number482 527 553
Company typeSimplified joint-stock company (SAS)
Registered office295 Boulevard Saint-Denis, 92400 Courbevoie
Nature of business (NACE Rev. 2.1 (French NAF 2025))70.20 Business and other management consultancy activities
International sector (ISIC Rev.4)M · 70 Activities of head offices; management consultancy activities

Timeline

Register events, newest first.

  • Incorporated

Register entries

From the register.

Incorporated16 May 2005
Employees1–2 (2024)

Business and other management consultancy activities in France

Live companies whose main activity is 70.20: 217,843 in total, median age 6 years, 21,515 incorporated in the past 12 months.

All 217,843 companies
This company's decadeOther decades
050,000100,000150,000200,0001900s: 871900s1910s: 21910s1940s: 21940s1950s: 711950s1960s: 771960s1970s: 2621970s1980s: 2,1331980s1990s: 9,2871990s2000s: 29,7712000s2010s: 59,4262010s2020s: 116,7252020s
Incorporated per year, still live
010,00020,00030,00040,0002011: 4,34520112012: 4,2412013: 4,52620132014: 4,6862015: 5,17120152016: 5,9342017: 7,38820172018: 8,5832019: 10,10720192020: 10,9622021: 14,12220212022: 15,8602023: 16,51620232024: 19,4982025: 22,43220252026: 17,3332027: 22027

Location

Registered office in Courbevoie, Hauts-de-Seine, Île-de-France.

Live companies in Courbevoie14,822
Same activity in Courbevoie965
Live companies in Hauts-de-Seine241,725
New in Courbevoie, past 12 months763

Also registered at this address

44 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
C
CHAMAXNeuilly-sur-Seine, Île-de-France
Number 482 437 480Est. 2005
SF
STOWE FRANCECourbevoie, Île-de-France
Number 482 510 203Est. 2005
E
EASYLOCATIONFINDERSaint-Cloud, Île-de-France
Number 482 335 866Est. 2005
IA
I A G PARTICIPATIONSBoulogne-Billancourt, Île-de-France
Number 482 565 108Est. 2005
OH
OPTIMIUM HR CONSULTING INTERNATIONALNeuilly-sur-Seine, Île-de-France
Number 482 597 382Est. 2005
A
AVMICBoulogne-Billancourt, Île-de-France
Number 482 856 069Est. 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.