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SEMIA

ActiveSIREN number 338 657 836Simplified joint-stock company (SAS)Est. 198671.20 · Technical testing and analysisOsny, Île-de-France
Official record (Annuaire des entreprises) ↗
Age40 years
older than 99% of its sector
Same activity, France17,042live companies · 253rd oldest
In Osny1,623live companies · 7 in the same activity
At this address12live companies incl. this one
Employees10–19as registered · 2024

In brief

SEMIA is a simplified joint-stock company (SAS) registered in France on 30 April 1986. At 40 years old it is older than 99% of the 17,042 live companies whose main activity is technical testing and analysis. Its registered office is in Osny, Val-d'Oise, Île-de-France, at an address shared with 11 other live companies. 7 live companies in Osny share the same main activity.

Register details

Registered nameSEMIA
SIREN number338 657 836
Company typeSimplified joint-stock company (SAS)
Registered office10 Chaussee Jules Cesar, 95520 Osny
Nature of business (NACE Rev. 2.1 (French NAF 2025))71.20 Technical testing and analysis
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.

Incorporated30 April 1986
Employees10–19 (2024)

Technical testing and analysis in France

Live companies whose main activity is 71.20: 17,042 in total, median age 10 years, 1,085 incorporated in the past 12 months.

All 17,042 companies
This company's decadeOther decades
02,0004,0006,0008,0001900s: 261900s1910s: 11910s1920s: 11920s1950s: 81950s1960s: 121960s1970s: 381970s1980s: 3441980s1990s: 1,5671990s2000s: 3,5432000s2010s: 5,0662010s2020s: 6,4362020s
Incorporated per year, still live
05001,0001,5002,0002011: 50020112012: 5122013: 42420132014: 4202015: 47020152016: 5122017: 53620172018: 5052019: 67520192020: 6192021: 77220212022: 9002023: 1,06020232024: 1,0812025: 1,10420252026: 900

Location

Registered office in Osny, Val-d'Oise, Île-de-France.

Live companies in Osny1,623
Same activity in Osny7
Live companies in Val-d'Oise139,230
New in Osny, past 12 months105

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
C
CONTROLAUTOSaint-Ouen-l'Aumône, Île-de-France
Number 334 285 848Est. 1985
SL
SARL LANTRAIN FILSMériel, Île-de-France
Number 341 677 847Est. 1987
CT
CONTROLE TECHNIQUE SECURITE AUTOMOBILERoissy-en-France, Île-de-France
Number 332 113 729Est. 1985
PS
PNEUMATIQUES SECURITE AUTOMOBILEArgenteuil, Île-de-France
Number 331 687 509Est. 1985
LG
LE GRAND CERFBezons, Île-de-France
Number 330 567 223Est. 1984
MM
MAINTENANCE MESURE CONTROLECergy, Île-de-France
Number 353 303 522Est. 1989

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.