COLUMBIA GAS OF KENTUCKY, INC.

Columbia Gas of Kentucky serves roughly 135,000 consumers across the state with clean, economical, and efficient natural gas. It is one of NiSource's seven regulated utility businesses, with headquarters in Lexington. NiSource (NYSE: NI) is one of the largest regulated utility companies in the United States, with its local Columbia Gas and NIPSCO brands serving about 3.5 million natural gas customers and 500,000 electric customers.