California Water Service Company

California Water Service Group is the parent company of California Water Service Company, Washington Water Service Company, New Mexico Water Service Company, Hawaii Water Service Company and CWS Utility Services. Together these companies provide regulated and non-regulated water service to more than 2 million people in 100 California, Washington, New Mexico and Hawaii communities. Its common stock trades on the New York Stock Exchange under the symbol CWT. California Water Service Group maintains a location in San Jose, Calif.