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

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EXCELYS

ActiveSIREN number 434 565 529Public limited company with a board of directors (SA)Est. 2001Nantes, Pays de la Loire
Official record (Annuaire des entreprises) ↗
Age25 yearsincorporated 1 Feb 2001
In Nantes39,479live companies
At this address5live companies incl. this one

In brief

EXCELYS is a public limited company with a board of directors (SA) registered in France on 1 February 2001. Its registered office is in Nantes, Loire-Atlantique, Pays de la Loire, at an address shared with 4 other live companies.

Register details

Registered nameEXCELYS
SIREN number434 565 529
Company typePublic limited company with a board of directors (SA)
Registered office13 Rue Joseph Caille, 44000 Nantes

Timeline

Register events, newest first.

  • Incorporated

Register entries

From the register.

Incorporated1 February 2001

Location

Registered office in Nantes, Loire-Atlantique, Pays de la Loire.

Live companies in Nantes39,479
Live companies in Loire-Atlantique148,935
New in Nantes, past 12 months1,957

Also registered at this address

4 other live companies share this registered office.

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.