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California Water Service Company (Cal Water) is the largest subsidiary of the California Water Service Group. Cal Water is the largest investor-owned American water utility west of the Mississippi River and the third largest in the country. Formed in 1926, the San Jose-based company serves more than 472,000 customers through 28 Customer and Operations Centers throughout the state.
Carpenters Water Treatment Inc is a Durham, NC-based company in the Energy and Utilities sector.
WaterHealth International Inc. is a Irvine, CA-based company in the Energy and Utilities sector.
Maumelle Water Management is a Maumelle, AR-based company in the Energy and Utilities sector.
Boston Water and Sewer Commission is a Roxbury, MA-based company in the Energy and Utilities sector.