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COSEP

ActiveSIREN number 106 429 368Simplified joint-stock company (SAS)Est. 202671.12 · Engineering activities and related technical consultancyLesquin, Hauts-de-France
Official record (Annuaire des entreprises) ↗
Ageless than a year
older than 2% of its sector
Same activity, France64,131live companies · 62973rd oldest
In Lesquin1,189live companies · 15 in the same activity
At this address31live companies incl. this one

In brief

COSEP is a simplified joint-stock company (SAS) registered in France on 15 June 2026. It is less than a year old; 98% of the 64,131 live companies whose main activity is engineering activities and related technical consultancy are older. Its registered office is in Lesquin, Nord, Hauts-de-France, at an address shared with 30 other live companies. 15 live companies in Lesquin share the same main activity.

Register details

Registered nameCOSEP
SIREN number106 429 368
Company typeSimplified joint-stock company (SAS)
Registered office9 Rue Des Bouleaux, 59810 Lesquin
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.

Incorporated15 June 2026

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 Lesquin, Nord, Hauts-de-France.

Live companies in Lesquin1,189
Same activity in Lesquin15
Live companies in Nord241,477
New in Lesquin, past 12 months57

Also registered at this address

30 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
LD
LS DESSIN INDUSTRIELLinselles, Hauts-de-France
Number 106 698 913Est. 2026
LS
LASTMILE SAFETY & PROCESSRoubaix, Hauts-de-France
Number 106 930 563Est. 2026
CS
CLAWZ SGLompret, Hauts-de-France
Number 105 297 147Est. 2026
CP
CONSTRUIRE PILOTER COORDONNER C.P.CCambrai, Hauts-de-France
Number 105 552 913Est. 2026
EE
EQUATION ECONOMIEVilleneuve-d'Ascq, Hauts-de-France
Number 105 591 333Est. 2026
LM
LE MOULIN A MAREELille, Hauts-de-France
Number 105 732 481Est. 2026

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.