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CORTEX

ActiveSIREN number 508 531 498Limited liability company (SARL)Est. 200873.11 · Activities of advertising agenciesSaint-Étienne, Auvergne-Rhône-Alpes
Official record (Annuaire des entreprises) ↗
Age18 years
older than 59% of its sector
Same activity, France21,982live companies · 8958th oldest
In Saint-Étienne20,713live companies · 53 in the same activity
At this address121live companies incl. this one

In brief

CORTEX is a limited liability company (SARL) registered in France on 1 October 2008. At 18 years old it is older than 59% of the 21,982 live companies whose main activity is activities of advertising agencies. Its registered office is in Saint-Étienne, Loire, Auvergne-Rhône-Alpes, at an address shared with 120 other live companies. 53 live companies in Saint-Étienne share the same main activity.

Register details

Registered nameCORTEX
SIREN number508 531 498
Company typeLimited liability company (SARL)
Registered office35 Rue P Et D Ponchardier, 42000 Saint-Étienne
Nature of business (NACE Rev. 2.1 (French NAF 2025))73.11 Activities of advertising agencies
International sector (ISIC Rev.4)M · 73 Advertising and market research

Timeline

Register events, newest first.

  • Incorporated

Register entries

From the register.

Incorporated1 October 2008

Activities of advertising agencies in France

Live companies whose main activity is 73.11: 21,982 in total, median age 15 years, 1,196 incorporated in the past 12 months.

All 21,982 companies
This company's decadeOther decades
02,0004,0006,0008,0001900s: 61611900s1920s: 111920s1950s: 30301950s1960s: 42421960s1970s: 1511511970s1980s: 9769761980s1990s: 2,6512,6511990s2000s: 5,8675,8672000s2010s: 5,9445,9442010s2020s: 6,2596,2592020s
Incorporated per year, still live
05001,0001,5002,0002011: 68120112012: 6022013: 51420132014: 5482015: 57320152016: 6792017: 55320172018: 5402019: 59120192020: 6292021: 73120212022: 8572023: 92020232024: 9922025: 1,16820252026: 962

Location

Registered office in Saint-Étienne, Loire, Auvergne-Rhône-Alpes.

Live companies in Saint-Étienne20,713
Same activity in Saint-Étienne53
Live companies in Loire82,537
New in Saint-Étienne, past 12 months826

Also registered at this address

120 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
R
REACTIMEDIASFirminy, Auvergne-Rhône-Alpes
Number 508 217 486Est. 2008
AS
ARISTID SAINT ETIENNESaint-Étienne, Auvergne-Rhône-Alpes
Number 507 475 465Est. 2008
FP
FOR'C PUBSaint-Bonnet-le-Château, Auvergne-Rhône-Alpes
Number 510 521 107Est. 2009
L
LAUMACOMSaint-Romain-le-Puy, Auvergne-Rhône-Alpes
Number 510 309 768Est. 2009
DL
DIDIER LEVASSEURLe Coteau, Auvergne-Rhône-Alpes
Number 511 126 765Est. 2009
A
AFCSaint-Chamond, Auvergne-Rhône-Alpes
Number 502 662 265Est. 2008

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.