Robert MacLean, Co-Chair

President, California American Water and Hawaii American Water

Robert MacLean has served as president of California American Water since 2009 and president of Hawaii American Water since 2011. 

California American Water is a California Public Utilities Commission regulated water and wastewater utility that provides high-quality and reliable water and/or wastewater services to more than 600,000 people in multiple locations throughout the state. Hawaii American Water provides wastewater service to more than 30,000 Hawaiians, primarily in the East Honolulu community of Hawaii Kai. 

MacLean joined American Water in 1999. Prior to his current position, he was the director of Field Operations for New Jersey American Water, serving approximately 2.5 million people. Prior to joining New Jersey American Water, he served in various other roles within the American Water organization. He worked for American Water’s market-based business, serving as vice president of Contract Operations. In this role, he was responsible for managing more than 30 large contract operations and directed approximately 750 employees in both the United States and Canada. 

MacLean serves on the California Chamber of Commerce board of directors and is currently co-chair of the chamber's Water Committee.   He is also on the board of the National Association of Water Companies, the national trade organization for investor-owned water companies. 

MacLean earned his master’s degree in applied science in civil engineering from Polytechnique University in Montreal and his bachelor’s degree in chemical engineering from McGill University in Montreal. In 2014, he attended the Stanford Executive Program at the Stanford Graduate School of Business.