James “Jim” Byerrum is President Emeritus of California Domestic Water Company in Whittier. He worked for the Company for 36 years, 23 of them as its President. Prior to his tenure at California Domestic, Jim worked at the La Habra City Water Department.

Jim has been a member of the California Association of Mutual Water Companies (CalMutuals) Board of Directors since its inception in 2012, serving as Chair and President from 2012-2016. He also sits on the CalMutuals Joint Powers Risk and Insurance Management Authority (JPRIMA) Board of Directors, assuming the role of President and CEO from 2016-2021.

Jim is active in the Main San Gabriel Basin Watermaster, serving as its chairman for 10 years. He is a past Board Member of the San Gabriel Valley Water Association for 21 years; of the San Gabriel Basin Water Quality Authority for 16 years; and, most recently, of the Hi-Desert Water District from 2020-2022.

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