Park, a California corporation, is a Class A water utility under the jurisdiction of this Commission. Park provides water service in the southeastern and northeastern sections of Los Angeles County through its Central Basin Division. Park has a wholly-owned public utility subsidiary in California, Apple Valley Ranchos Water Company, which operates a public utility water system in and near the Town of Apple Valley in San Bernardino County. Park also has a wholly-owned public utility subsidiary in Montana, Mountain Water Company, which provides water service within and around the community of Missoula, Montana. Mountain Water Company is a regulated utility under the jurisdiction of the Montana Public Service Commission. Park's principal office and place of business is located at 9750 Washburn Road, Downey, CA.