Algonquin Power, 2050 S Milliken Ave, Ontario, CA 91761, US

Southern California Edison is one of the largest electric utilities in the United States and the largest subsidiary of Edison International. The firm serves more than 13 million people in a 50,000 square-mile area of central, costal and southern California excluding the city of Los Angeles. Southern California Edison is based in Rosemead, Calif., and has been in operation for more than 115 years. The SEC service territory includes approximately 430 cities and communities. The firm has consolidated assets of more than $23 billion and 13,500-plus employees.