Nicolas Verhaeghe

Groupement Foncier de l'Ile-de-France (GFI) is a private company based in Paris, France.

Keolis SA operates a holding company, which provides public transportation services. It operates railways and buses. The company was founded on September 15, 1955 and is headquartered in Paris, France.

Technicatome is a French company with over 45 years of experience in the design, construction, and maintenance of compact nuclear reactors. The private company is based in Brest, France. The company specializes in providing engineering expertise for reactors, fuels, and associated installations that meet the highest safety and availability standards. Technicatome has worked on various projects, including the development and construction of four nuclear boiler rooms for the third-generation nuclear missile submarines and the design and construction of the nuclear boiler room for the Duguay-Trouin attack submarine.

Bouygues Energies & Services SASU provides services relating to energy performance. It designs, installs, maintains, and operates technical systems for energy consumption. The firm focuses on infrastructure, process, M&E, and HVAC engineering, as well as facility management. The company was founded in 1929 and is headquartered in Montigny-le-Bretonneux, 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.

Part of Bouygues SA, Bouygues E&S Contracting UK Ltd. designs, installs, and maintains mechanical and electrical services. The company is based in Motherwell, UK. Bouygues E&S Contracting was acquired by Bouygues Energies & Services SAS from SSE Plc on April 03, 2006 for $34.69 million.

Ste Technique pour l'Energie Atomique Technicatome SA develops, manufactures, and distributes naval propulsion nuclear reactors and automation control equipment. It also designs electronic, instrumentation, control, and simulation systems. The company is headquartered in Gif-sur-Yvette, France.

Part of Bouygues SA, Bouygues E & S UK Ltd. is a company that provides facilities and asset management services. The company is based in London, UK and was founded in 2011.

Equans France is an investment holding private company based in France.