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BL CONSTRUCTIONS

ActiveSIREN number 883 098 865Simplified joint-stock company (SAS)Est. 202071.12 · Engineering activities and related technical consultancyCarquefou, Pays de la Loire
Official record (Annuaire des entreprises) ↗
Age6 years
older than 38% of its sector
Same activity, France64,131live companies · 40038th oldest
In Carquefou2,617live companies · 39 in the same activity
At this address2live companies incl. this one
Employees3–5as registered · 2024

In brief

BL CONSTRUCTIONS is a simplified joint-stock company (SAS) registered in France on 23 April 2020. It is 6 years old; 62% of the 64,131 live companies whose main activity is engineering activities and related technical consultancy are older. Its registered office is in Carquefou, Loire-Atlantique, Pays de la Loire, at an address shared with one other live company. 39 live companies in Carquefou share the same main activity.

Register details

Registered nameBL CONSTRUCTIONS
SIREN number883 098 865
Company typeSimplified joint-stock company (SAS)
Registered office5 Rue Du Nouveau Bele, 44470 Carquefou
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.

Incorporated23 April 2020
Employees3–5 (2024)

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 Carquefou, Loire-Atlantique, Pays de la Loire.

Live companies in Carquefou2,617
Same activity in Carquefou39
Live companies in Loire-Atlantique148,935
New in Carquefou, past 12 months97

Also registered at this address

1 other live company shares this registered office.

Similar companies

Live companies with the same main activity, nearest first.

Compare all
UB
USAJ BATIMENTNantes, Pays de la Loire
Number 883 712 358Est. 2020
A
AIRCOOLNantes, Pays de la Loire
Number 883 496 580Est. 2020
AI
ABARCO INGENIERIEGuérande, Pays de la Loire
Number 883 663 817Est. 2020
PC
PL CONCEPTNantes, Pays de la Loire
Number 883 887 341Est. 2020
EI
ELEF INGENIERIESaint-Herblain, Pays de la Loire
Number 883 495 814Est. 2020
AC
AP2O CONSULTINGTreillières, Pays de la Loire
Number 883 894 065Est. 2020

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.