Arnaud Grison

Cegelec Entreprise SAS provides industrial computer maintenance services. The company was founded on July 1, 2008 and is located in Saint-Denis, France

Saunier Duval Electricité SA provides electrical Installation services. It serves the construction industry. The company was founded on December 17, 1987 and is headquartered in Rueil-Malmaison, France.

Ortec Expansion SA operates as a holding company, with interest in the industrial chemicals, pharmaceuticals, agricultural food, and nuclear sectors. The company is headquartered in Aix-en-Provence, France.

Inerbiz SASU (Inerbiz) is a private equity firm subsidiary of Vinci Energies SA, ultimate parent company is VINCI SA. The firm was founded in 2016. The firm headquartered in Montesson, France.

VINCI Energies Deutschland Industry & Infrastructure GmbH engages in the construction, operation, and optimization of energy, transport, and communication infrastructures, as well as industrial plants and buildings. It specializes in the areas of electrical engineering, automation and communication technologies, energy infrastructures, fire protection, insulation, soundproofing, and facility management. The company is headquartered in Frankfurt, Germany.

VINCI Energies Systèmes d'Information SAS provides public relations and communication consulting services. The company is headquartered in Saint-Denis, France.