Sebastien Guerin

SNCF Réseau SA engages in the management and operation of the French railway system and infrastructure. It provides solutions in train path allocation, train movement management, rail system training, and power supplies. The company was founded on May 15, 1997 and is headquartered in La Plaine Saint-Denis, France.

Société d'Economie Mixte Genopole SAEM engages in the development of biotechnologies. It specializes in the research of genomics and genetics. The company was founded in 1998 and is headquartered in Evry, France.

Société du Grand Paris is a company based in Saint-Denis, France. The French company is the project owner of the Grand Paris Express, a major infrastructure project in the Paris region. The company is ultimately controlled by the City of Paris. The company was founded in 2010 by Patrick Devedjian. Jean-François Monteils has been the CEO of the company since 2021.

Grand Paris Aménagement is a private company based in Paris, France that provides real estate development services.

Business France provides expertise for business development and project development. It offers decision making support, communication design, development, and dissemination, government aid, and providing international internship program. The company was founded on January 1, 2015 and is headquartered in Paris, France.

The Conseil régional d'Île-de-France is a government organization based in Paris, France. The organization is responsible for implementing various actions, aids, and projects in the Île-de-France region, particularly in the areas of transport, employment, and education. Additionally, the organization offers learning and internship opportunities in the region.

Part of HOPPS Group SAS, IDF is a French company that specializes in providing housing diagnosis services in Saint-Maur-des-Fossés. The company is based in Paris, France. The company offers all compulsory real estate diagnoses for owners or private donors, including asbestos, termites, lead, electric, gas, and natural risks. IDF was acquired by Milee SAS, part of HOPPS Group SAS from January 05, 2017 on February 15, 2001.

CDC Habitat Social SA d'Habitation à Loyer Modéré provides online rental accommodation services. The company is headquartered in Paris, France.