Business Description
Founded in 1926 and based in San Jose, California Water Service Group supplies water and wastewater services to roughly 557,000 customers across California, Washington, Hawaii, New Mexico, and Texas. The company handles every stage of the water supply process, from sourcing and treatment to distribution and billing, serving homes, businesses, farms, and public fire protection systems. Beyond its core utility operations, it also manages municipally owned water systems, leases antenna space on its properties, and offers optional insurance programs to residential customers.