Southern Co. promoted William C. Grantham to chief financial officer and treasurer for its Southern Power unit.
He replaces the retiring Michael W. Southern on Sept. 1.
Grantham began with Atlanta-based Southern Co. (NYSE: SO) in 1988 as a distribution co-op student at Mississippi Power. He then worked in system planning, competitive wholesale generation and corporate finance before being named in 2010 to his current position of vice president and chief financial officer for operations.
Southern Co. has around 4.4 million customers and nearly 46,000 megawatts of generating capacity.