Companhia de Saneamento Básico do Estado de São Paulo (Sabesp) is a mixed-economy public company controlled by the State of São Paulo. Established in 1973, Sabesp has grown to become one of the largest water and sewage operators in the world by population served. The company is responsible for the supply of treated water, collection and treatment of wastewater, and the maintenance of related infrastructure across its service areas. Sabesp’s operations encompass engineering, construction and environmental consulting, as well as the management of dams, reservoirs and pumping stations.
Sabesp’s core business activities include the abstraction, treatment and distribution of potable water, servicing residential, commercial and industrial customers. The company also manages a comprehensive sewage collection network and operates wastewater treatment plants to ensure compliance with environmental standards. In addition, Sabesp offers turnkey solutions for sanitary and flood control systems, soil decontamination and the rehabilitation of water and sewer pipelines. Through ongoing investment in technology and process optimization, the company continuously seeks to improve efficiency, reduce non-revenue water and expand service quality.
Primarily serving the State of São Paulo, Sabesp provides essential water and sanitation services to over 370 municipalities, including the metropolitan region of São Paulo. The company’s governance structure reflects its public mandate, with a Board of Directors appointed by the state government and management led by an executive team experienced in utility operations and environmental management. Sabesp’s equity shares trade on the B3 (São Paulo Stock Exchange), and it maintains American Depositary Receipts (ADRs) listed on the New York Stock Exchange under the ticker symbol SBS.
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