Pacific Gas and Electric Company (PG&E), a subsidiary of PG&E Corporation (NYSE:PCG), is one of the largest combined natural gas and electric utilities in the United States. Based in San Francisco, with about 20,000 employees, the company delivers some of the nation’s cleanest energy to 15 million people in Northern and Central California. For more than 30 years, PG&E has built a strong record of working with customers to deliver cost savings and energy savings through energy efficiency. Since 1976, PG&E’s programs have avoided the release of more than 168 million metric tons of carbon dioxide (CO₂) into the atmosphere, based on cumulative lifecycle gross energy savings. As a Better Buildings Challenge Utility Ally, PG&E will provide commercial building energy efficiency multi-measure programs that will reach 30 million square feet of the commercial customer class by 2015.