Yves-Thibault de Silguy

Elyo SA provides energy and environmental management services. The firm operates district energy networks, manages utilities for industrial processes, and operates and maintains thermal and technical equipment. The company's clients include Lamy agency, Ecole de Mines, Airbus, Turbomeca, Bridgestone, and Nissan. Elyo was founded in 1994 and is headquartered in Nanterre, France.

YTSeuropaconsultants SARL is a business and French management consulting company founded in 2010. The private company provides consulting services to businesses.

Aguas Argentinas SA is an Argentinean company that supplies and distributes water. The private company is based in Buenos Aires, Argentina.

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 ING Groep NV, ING Direct France SA is a French company that provides online banking services. The company is based in Fontenay-sous-Bois, France.

SUEZ NWS Ltd. is a joint venture between SUEZ and NWS Holdings Limited, with over 70 joint ventures in Greater China. The joint venture company is based in Hong Kong, Hong Kong, and has subsidiaries in Macao and China. The Chinese company specializes in developing water and waste management solutions for authorities and industrial clients to optimize their resource management and strengthen their environment and economic performances. SUEZ NWS has built over 300 water and wastewater plants, benefiting over 32 million people in the country. The company is committed to reducing waste, resource recovery, and waste energy. SUEZ NWS operates China's first PPP water contract and one of China's largest hazardous waste treatment facilities. Steve Clark has been the CEO of the company since 2000.

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.

International Power SA develops and manufactures mechanical and electronic systems. The firm is engaged in energy trading and marketing. It also offers energy and industrial management, infrastructure and engineering services. The company was founded 1918 and is headquartered in Brussels, Belgium.

Suez Environnement Holding BE operates as a holding company which owns securities from other companies and banks. The company is headquartered in Brussels, Belgium.

Part of Veolia Environnement SA, Ondeo Services supplies water and provides waste water services. The company is based in Nanterre, France.

Part of International Financial Reporting Standards Foundation, IFRS Foundation provides accounting, tax and IT services. Koushik Chatterjee has been the CEO of the American company since 2023.