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EC KEYSTONE ADVISORY

ActiveSIREN number 991 319 963Simplified joint-stock company (SAS)Est. 202570.20 · Business and other management consultancy activitiesSèvres, Île-de-France
Official record (Annuaire des entreprises) ↗
Age1 year
older than 11% of its sector
Same activity, France217,843live companies · 193673rd oldest
In Sèvres3,190live companies · 286 in the same activity
At this address5live companies incl. this one

In brief

EC KEYSTONE ADVISORY is a simplified joint-stock company (SAS) registered in France on 12 September 2025. It is 1 year old; 89% of the 217,843 live companies whose main activity is business and other management consultancy activities are older. Its registered office is in Sèvres, Hauts-de-Seine, Île-de-France, at an address shared with 4 other live companies. 286 live companies in Sèvres share the same main activity.

Register details

Registered nameEC KEYSTONE ADVISORY
SIREN number991 319 963
Company typeSimplified joint-stock company (SAS)
Registered office7 Avenue de La Division Leclerc, 92310 Sèvres
Nature of business (NACE Rev. 2.1 (French NAF 2025))70.20 Business and other management consultancy activities
International sector (ISIC Rev.4)M · 70 Activities of head offices; management consultancy activities

Timeline

Register events, newest first.

  • Incorporated

Register entries

From the register.

Incorporated12 September 2025

Business and other management consultancy activities in France

Live companies whose main activity is 70.20: 217,843 in total, median age 6 years, 21,515 incorporated in the past 12 months.

All 217,843 companies
This company's decadeOther decades
050,000100,000150,000200,0001900s: 871900s1910s: 21910s1940s: 21940s1950s: 711950s1960s: 771960s1970s: 2621970s1980s: 2,1331980s1990s: 9,2871990s2000s: 29,7712000s2010s: 59,4262010s2020s: 116,7252020s
Incorporated per year, still live
010,00020,00030,00040,0002011: 4,34520112012: 4,2412013: 4,52620132014: 4,6862015: 5,17120152016: 5,9342017: 7,38820172018: 8,5832019: 10,10720192020: 10,9622021: 14,12220212022: 15,8602023: 16,51620232024: 19,4982025: 22,43220252026: 17,3332027: 22027

Location

Registered office in Sèvres, Hauts-de-Seine, Île-de-France.

Live companies in Sèvres3,190
Same activity in Sèvres286
Live companies in Hauts-de-Seine241,725
New in Sèvres, past 12 months162

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
K
KUYTANGIGarches, Île-de-France
Number 991 299 777Est. 2025
BC
BPA CONSULTINGSèvres, Île-de-France
Number 991 491 184Est. 2025
A
ARBORESCENCELevallois-Perret, Île-de-France
Number 991 519 240Est. 2025
ET
EQUINOX TRANSITIONLevallois-Perret, Île-de-France
Number 991 618 877Est. 2025
MH
MAP HOLDINGVille-d'Avray, Île-de-France
Number 991 720 954Est. 2025
A
ANDRAYASaint-Cloud, Île-de-France
Number 992 163 774Est. 2025

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.