A graduate of the University of Southern California, Marc is the founder and chairman of Glendale-Crescenta VOICE (Volunteers Organized in Conserving the Environment). He also sits on the Board of Directors of the Tuna Canyon Detention Station Coalition and the Bolsa Chica Land Trust, and is an advisor to the Arroyos and Foothills Conservancy. He represents the City of Glendale at the Santa Monica Mountains Conservancy.