Data from the official company registers of 12 countries. Not an official register.

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ALTA OPERA

Age3 years
older than 3% of its sector
Same activity, France13,958live companies · 13548th oldest
In Rouen16,083live companies · 2 in the same activity
At this address3live companies incl. this one

In brief

ALTA OPERA is a simplified joint-stock company (SAS) registered in France on 15 May 2023. It is 3 years old; 97% of the 13,958 live companies whose main activity is construction of other civil engineering projects n.e.c. are older. Its registered office is in Rouen, Seine-Maritime, Normandy, at an address shared with 2 other live companies. 2 live companies in Rouen share the same main activity.

Register details

Registered nameALTA OPERA
SIREN number952 294 494
Company typeSimplified joint-stock company (SAS)
Registered office6 Rue de La Croix Verte, 76000 Rouen
Nature of business (NACE Rev. 2.1 (French NAF 2025))42.99 Construction of other civil engineering projects n.e.c.
International sector (ISIC Rev.4)F · 43 Specialised construction activities

Timeline

Register events, newest first.

  • Incorporated

Register entries

From the register.

Incorporated15 May 2023

Construction of other civil engineering projects n.e.c. in France

Live companies whose main activity is 42.99: 13,958 in total, median age 38 years, 114 incorporated in the past 12 months.

All 13,958 companies
This company's decadeOther decades
01,0002,0003,0004,0001900s: 351900s1910s: 71910s1920s: 351920s1930s: 631930s1940s: 701940s1950s: 3231950s1960s: 7171960s1970s: 2,8911970s1980s: 3,1421980s1990s: 2,3151990s2000s: 1,7752000s2010s: 1,4882010s2020s: 1,0972020s
Incorporated per year, still live
01002003004002011: 20220112012: 1732013: 14720132014: 1202015: 11420152016: 1142017: 14020172018: 1452019: 18420192020: 1782021: 21520212022: 2162023: 15420232024: 1372025: 10820252026: 89

Location

Registered office in Rouen, Seine-Maritime, Normandy.

Live companies in Rouen16,083
Same activity in Rouen2
Live companies in Seine-Maritime101,924
New in Rouen, past 12 months706

Also registered at this address

2 other live companies share this registered office.

  • KKRATZ982 740 409 · Est. 2023 · 68.20
  • EECLOZ831 328 240 · Est. 2017 · 90.12

Similar companies

Live companies with the same main activity, nearest first.

Compare all

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.