Veolia Water is present in 69 countries.

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Veolia Water's Main Subsidiaries

The world leader in water services, Veolia Water draws on the expertise of our subsidiaries and companies created with other Veolia Environnement divisions to provide solutions for a variety of issues.

Engineering and construction, networks

Veolia Water Solutions & Technologies

The world leader in water treatment, Veolia Water Solutions & Technologies is on the cutting edge of innovation and specializes in the engineering, design and construction of turnkey plants and technological solutions for municipal and industrial clients. The repository of the Water division's technological expertise, Veolia Water Solutions & Technologies has a unique portfolio of over 250 technologies. With 9,655 employees and a decentralized organization of 130 operations worldwide, ensuring flexibility and responsiveness, Veolia Water Solutions & Technologies focuses on technological innovation and creating new solutions through multidisciplinary expertise. Faced with the challenges raised by sustainable development, Veolia Water Solutions & Technologies innovates to help its clients limit their environmental impact. With that in mind, our subsidiary has launched a major carbon initiative to offer its expertise to clients interested in reducing their greenhouse gas emissions.


The leading pipe installer in Europe, Sade is also a leader in the design, construction, renovation and maintenance of drinking water and wastewater networks and related installations.

With about operations in 20 countries, Sade possesses integrated engineering capabilities that enable it to respond reliably and creatively to the expectations of all its clients, including public authorities, industry, households and semipublic organizations, regardless of the size of their project or their economic and environmental constraints. A leading drilling company, Sade is also positioned in sectors such as telecommunications networks (high-speed broadband, video surveillance systems) and the renewable energies market, for which it builds wind turbine field infrastructure.

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Consulting Engineering Firms


Veolia Water's international consulting engineering firm, Seureca offers water, wastewater and environmental engineering services. It is involved in a broad range of activities, from the preparation of feasibility studies and master plans to detailed designs, tender documents, construction supervision and technical assistance.


Our engineering and consulting firm in France offers comprehensive consulting and decision support services for public and private contracting authorities in the fields of water, wastewater and the environment. Services include technical and economic studies, master plans, environmental impact studies, the preparation of regulatory submissions and assistance in implementing environmental and sustainable development management processes.

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Joint Subsidiaries

SEDE Environnement

A subsidiary of Veolia Water and Veolia Environmental Services, SEDE Environnement combines Veolia's expertise in sludge management. Solutions focus on minimizing the quantities produced, maximizing public health safety and reducing olfactory disamenities.


Services aux Industriels pour la Dépollution des Effluents combines the expertise of Veolia Water and SARP Industries (Veolia Environmental Services), a specialist in effluents and hazardous industrial waste treatment and recovery. SIDEF is a new company dedicated to treating lightly polluted industrial effluents.