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MDA +A

ActiveSIREN number 539 521 641Simplified joint-stock company (SAS)Est. 201271.11 · Architectural activitiesRueil-Malmaison, Île-de-France
Official record (Annuaire des entreprises) ↗
Age14 years
older than 59% of its sector
Same activity, France22,658live companies · 9247th oldest
In Rueil-Malmaison10,732live companies · 19 in the same activity
At this address83live companies incl. this one
Employees1–2as registered · 2024

In brief

MDA +A is a simplified joint-stock company (SAS) registered in France on 17 January 2012. At 14 years old it is older than 59% of the 22,658 live companies whose main activity is architectural activities. Its registered office is in Rueil-Malmaison, Hauts-de-Seine, Île-de-France, at an address shared with 82 other live companies. 19 live companies in Rueil-Malmaison share the same main activity.

Register details

Registered nameMDA +A
SIREN number539 521 641
Company typeSimplified joint-stock company (SAS)
Registered office16 Avenue Des Chateaupieds, 92500 Rueil-Malmaison
Nature of business (NACE Rev. 2.1 (French NAF 2025))71.11 Architectural activities
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.

Incorporated17 January 2012
Employees1–2 (2024)

Architectural activities in France

Live companies whose main activity is 71.11: 22,658 in total, median age 11 years, 833 incorporated in the past 12 months.

All 22,658 companies
This company's decadeOther decades
02,5005,0007,50010,0001900s: 51511900s1910s: 111910s1950s: 111950s1960s: 11111960s1970s: 1071071970s1980s: 6816811980s1990s: 1,8601,8601990s2000s: 5,0905,0902000s2010s: 7,8717,8712010s2020s: 6,9856,9852020s
Incorporated per year, still live
05001,0001,5002,0002011: 71520112012: 6312013: 66720132014: 7142015: 76620152016: 8572017: 1,01120172018: 8892019: 97520192020: 9992021: 1,01920212022: 1,0822023: 99720232024: 1,1112025: 1,08620252026: 691

Location

Registered office in Rueil-Malmaison, Hauts-de-Seine, Île-de-France.

Live companies in Rueil-Malmaison10,732
Same activity in Rueil-Malmaison19
Live companies in Hauts-de-Seine241,725
New in Rueil-Malmaison, past 12 months564

Also registered at this address

82 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
SA
SINAN ARCHITECTURELevallois-Perret, Île-de-France
Number 538 876 277Est. 2012
LA
LALI ARCHITECTUREMeudon, Île-de-France
Number 539 416 412Est. 2012
EA
ENTREPARENTHESES ARCHITECTURE ET EXPERTISEBoulogne-Billancourt, Île-de-France
Number 750 463 283Est. 2012
SA
S2 ARCHITECTESBoulogne-Billancourt, Île-de-France
Number 750 400 046Est. 2012
SR
SARL RAPHAELLE DE MALLMANNBoulogne-Billancourt, Île-de-France
Number 538 825 480Est. 2011
L
L2A.ASSOCIESBoulogne-Billancourt, Île-de-France
Number 749 844 478Est. 2012

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.