Paul-Joël Derian

Solvay France SA engages in the production of specialty chemicals. The company was founded in 1863 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.

Vigie SA engages in the provision of water and waste management services through its subsidiaries. It operates through the following segments: Water, Recycling and Recovery, Environmental Technology and Solutions (ETS), and Other. The Water segment offers water distribution and treatment services, particularly under concession contracts. The Recycling and Recovery segment includes waste and waste treatment services for local authorities and industrial clients. The ETS segment consists of water services for the industrial customer segment, hazardous waste services as well as customized services, technologies and solutions for industrial or municipal customers, as well as consulting services. The Other segment refers to the holdings. The company was founded in 1822 and is headquartered in Paris, France.

Avril Pôle Animal SAS operates as a holding company with interest in the animal feed sector. It offers investment services. The company is headquartered in Paris, France.

Deinove SA is a biotechnology company, which engages in the development of new-generation anti-infective antibiotics and bioactives. Its portfolio include Phy-N-Resist and HEBELYS. The company was founded by Philippe Pouletty and Miroslav Radman on October 11, 2006 and is headquartered in Grabels, France.

Safège SAS provides engineering consulting services. The company was founded in 1947 and is headquartered in Nanterre, France.