RGS Energy (formerly Real Goods Solar) has been bringing clean energy solutions to homeowners, businesses, schools, governments, and utilities of all sizes since 1978, when it sold some of the first retail solar panels in the U.S. With nine offices from coast to coast and over 22,500 solar energy systems totaling more than 235 MW installed, RGS Energy is one of the oldest, largest, and most trusted clean energy EPC providers in the country.