Gérard Worms

Part of Publicis Groupe SA, Médias & Régies Europe SA is a French company that provides advertising services. The company is based in Issy-les-Moulineaux, France.

SIACI Saint Honoré SAS provides insurance brokerage and consulting services. It specializes in health and life, employee pension savings and retirement plans, total rewards, prevention and well-being, employee benefits, international pension plans, and mobility services. The firm serves the agro-industrial, logistics, engineering, construction, and media sectors. The company was founded in 1932 and is headquartered in Paris, France.

Degrémont SAS designs and constructs water and sewerage treatment plants. The firm also constructs desalination facilities and wastewater and sludge treatment facilities for local authorities. The company was founded by Gilbert Degremont in 1939 and is headquartered in Rueil-Malmaison, France.

Part of Rothschild Concordia SAS, Rothschild & Cie SCS is an investment holding French company. The company is based in Paris, France. The company was founded in 1988. Alexandre de Rothschild has been the CEO of the company since 2013.

Part of Rothschild & Co. SCA, Rothschild & Compagnie Banque SCS is a French company that provides banking services. The company is based in Paris, France. Rothschild & Compagnie Banque was acquired by Rothschild & Co. SCA from Rothschild Concordia SAS on April 04, 2012.