California Water Service Group revenue for the last year amounted to 719.94 M EUR, the most of which — 419.86 M EUR — came from its highest performing source at the moment, Residential, the year earlier bringing 428.36 M EUR. The greatest contribution to the revenue figure was made by United States — last year it brought California Water Service Group 719.94 M EUR, and the year before that — 790.87 M EUR.