Olivier Feist

ENGIE Axima SA engages in climate engineering, refrigeration and fire protection. The company was founded in 1954 and is headquartered in Paris La Défense, France.

Engie Ineo SA operates as an electric utility company. It provides information and communication systems; cyber security; and video surveillance services. The firm operates through the following segments: Tertiary, Defence, Industry, Infrastructures, New Energy Sources, Nuclear, and Outsourcing. The company was founded on May 21, 2001 and is headquartered in Courbevoie, France.

INEO Energy & System SA provides electrical installation services. It works on projects relating to industrial and commercial electrical installations, power networks, public lighting, transport, and telecommunications infrastructure. The company was founded in 1891 and is headquartered in Paris, France.

Gaz de France is a government-owned natural gas supplier. The company explores for and produces natural gas; operates gas transmission, storage, and trading businesses. It has it's headquarters in Paris, France. The firm has a worldwide presence

Cogac SASU engages in Oil and gas business. The company is headquartered in Courbevoie, France.