WALTHAM, Mass.--(BUSINESS WIRE)--On behalf of the board of directors of the California Energy Efficiency Industry Council (www.efficiencycouncil.org) Opinion Dynamics invites California-based utilities, advisors, regulatory professionals and students to a one-day event to be held May 3, 2016 at the David Brower Center, 2150 Allston Way, Berkeley, CA. "This is a can't-miss event for Californians working in this space," said Meg Matt, who is executive vice president for client relations for Opini