GlobeNewswire Inc | Apr 14, 2021 04:15PM EDT

April 14, 2021

SAN JOSE, Calif., April 14, 2021 (GLOBE NEWSWIRE) -- California Water Service Group (Group) (NYSE: CWT) announced today the nomination of Dr. Yvonne (Bonnie) A. Maldonado, 65, as an independent director for election to the companys Board of Directors. The election will be held at Groups 2021 Annual Meeting on May 26, 2021.

A pediatric infectious diseases epidemiologist and the Taube Professor of Global Health and Infectious Diseases at Stanford University School of Medicine, Maldonado is also the medical director of Infection Prevention and Control and an attending physician at Packard Childrens Hospital at Stanford. She is a professor in the Departments of Pediatrics and Health Research and Policy; chief of the Division of Infectious Diseases; director of Global Child Health; and senior associate dean for faculty development and diversity at Stanfords School of Medicine. Maldonado, who is also currently the chair of the American Academy of Pediatrics Committee on Infectious Diseases and a member of numerous medical associations and committees, has been advising Group on its pandemic response.

According to Group Chairman Peter C. Nelson, Maldonado will bring a unique perspective and valuable insight to the utility.

Dr. Maldonado is internationally acclaimed for her knowledge, research, and expertise in infectious disease control and international health, Nelson said. As we seek diversity of thought, skills, backgrounds, and experiences to maintain a balanced and effective Board, I am confident that Dr. Maldonado will serve our customers, communities, employees, and stockholders well.

About California Water Service GroupCalifornia Water Service Groupis the parent company of regulated utilitiesCalifornia Water Service, Washington Water Service, New Mexico Water Service, and Hawaii Water Service. Together, these companies provide regulated and non-regulated water service to more than 2 million people inCalifornia,Washington,New Mexico, and Hawaii. California Water Service Groups common stock trades on theNew York Stock Exchangeunder the symbol CWT. Additional information is available online atwww.calwatergroup.com.

Media ContactYvonne Kingmanykingman@calwater.com310-257-1434