California Water Service Group

California Water Service Group is a water utility holding company based in San Jose, California, operating through subsidiaries in California, Washington, New Mexico, and Hawaii. The company is engaged in the production, treatment, storage, distribution, and sale of water for domestic, industrial, public, and irrigation purposes, serving approximately 489,600 customer connections in California, alongside additional connections in Hawaii, Washington, and New Mexico. Its regulated subsidiaries primarily focus on these essential water services, while its unregulated divisions offer services such as operating municipal water systems, providing meter reading and billing services, and leasing communication sites. Founded in 1926, California Water Service Group has established itself as a significant provider of water-related services, generating most of its revenue from residential customers.