Dawn Weisz is the CEO for Marin Clean Energy and she coordinated efforts to explore, develop and launch MCE as the first Community Choice Aggregation program in California. Under her watch MCE has launched service to over 170,000 customers in 17 communities, entered into power supply agreements that have doubled the amount of renewable energy purchased in the region, initiated numerous local renewable generation projects, and achieved greenhouse gas reductions though energy efficiency and by exceeding state requirements for renewable energy supply. Weisz has more than 20 years of experience developing and managing renewable energy and energy efficiency programs while working for leading public agencies in the field. Before joining MCE, Weisz managed energy and sustainability initiatives for the County of Marin, served as the Executive Director for Sustainable North Bay, and was a labor and environmental justice organizer in Los Angeles.

Weisz has been a guest lecturer at UC Berkeley, UC Davis, and for the National American Planning Association. She has also received awards from the U.S. Environmental Protection Agency, the U.S. Department of Energy and the Power Association of Northern California.