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AT STRUCTURES

ActiveSIREN number 100 894 898Simplified joint-stock company (SAS)Est. 202671.12 · Engineering activities and related technical consultancySaint-Cyr-l'École, Île-de-France
Official record (Annuaire des entreprises) ↗
Ageless than a year
older than 4% of its sector
Same activity, France64,131live companies · 61266th oldest
In Saint-Cyr-l'École1,411live companies · 23 in the same activity
At this address5live companies incl. this one

In brief

AT STRUCTURES is a simplified joint-stock company (SAS) registered in France on 9 February 2026. It is less than a year old; 96% of the 64,131 live companies whose main activity is engineering activities and related technical consultancy are older. Its registered office is in Saint-Cyr-l'École, Yvelines, Île-de-France, at an address shared with 4 other live companies. 23 live companies in Saint-Cyr-l'École share the same main activity.

Register details

Registered nameAT STRUCTURES
SIREN number100 894 898
Company typeSimplified joint-stock company (SAS)
Registered office5 Rue Lucien Sampaix, 78210 Saint-Cyr-l'École
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.

Incorporated9 February 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 Saint-Cyr-l'École, Yvelines, Île-de-France.

Live companies in Saint-Cyr-l'École1,411
Same activity in Saint-Cyr-l'École23
Live companies in Yvelines151,787
New in Saint-Cyr-l'École, past 12 months120

Also registered at this address

4 other live companies share this registered office.

Similar companies

Live companies with the same main activity, nearest first.

Compare all
S
SECUR'FLAMOinville-sur-Montcient, Île-de-France
Number 101 042 414Est. 2026
AS
AM'MO SOLUTIONSFontenay-le-Fleury, Île-de-France
Number 101 661 452Est. 2026
AC
ALTYS CONSULTINGMontfort-l'Amaury, Île-de-France
Number 100 982 537Est. 2026
PV
P VINCENT CONSULTINGVersailles, Île-de-France
Number 100 952 761Est. 2026
I
IBANERGYIssou, Île-de-France
Number 101 157 832Est. 2026
CV
CALIGO VRDLa Celle-Saint-Cloud, Île-de-France
Number 101 584 118Est. 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.