We're a non-profit trade organization with over two decades of helping #cleanenergy contractors succeed #ElectrifyEverything #EnergyEfficiency #HomePerformance Efficiency First California is a non-profit trade organization helping quality contractors thrive during California’s clean energy transition. As America's Building Performance Association, Efficiency First makes U.S. buildings safer and more efficient and comfortable. We provide member services such as advocacy, education, networking, and other functions necessary to expand the building performance industry and