OPEN • تكنولوجيا المعلومات خدمات الاستعانة بمصادر خارجية,LEVALLOIS-PERRET

NAF Rev.2 (FR 2008) : Hardware and software consultancy (6202A)

Conventions Collectives : ATLAS - Convention collective nationale des bureaux d'études techniques, des cabinets d'ingénieurs-conseils et des sociétés de conseils (1486)

NACE Rev.2 (EU 2008) : Computer consultancy activities (6202)

ISIC 4 (WORLD) : Computer consultancy and computer facilities management activities (6202)

NACE Rev.2.1 (EU 2025) : Computer consultancy and computer facilities management activities (6220)