Southern Co
Founded in 1945, Georgia-based The Southern Co. is an American gas and electric utility holding company. It engages in the generation, transmission and sale of electricity. The company also constructs, acquires, owns, and manages power generation assets, including renewable energy facilities and sells electricity in the wholesale market; and distributes natural gas in Illinois, Georgia, Virginia, and Tennessee, as well as provides gas marketing services, wholesale gas services, and gas pipeline investments operations.