NI

NiSource Inc. is a regulated energy holding company that delivers natural gas and electricity through its subsidiary utilities, primarily under the Columbia Gas and NIPSCO brands. The company operates in the utilities sector, focusing on natural‑gas distribution and regulated electric generation, transmission and distribution services. Its service territory spans Indiana, Ohio, Pennsylvania, Virginia, Kentucky and Maryland, serving roughly 3‑4 million customers and making it a leading natural‑gas distributor in Indiana and a major electric provider in the state. NiSource’s business model centers on maintaining and upgrading regulated infrastructure, emphasizing safety, reliability and compliance with utility rate oversight. This positions the firm as a multi‑utility platform with a stable, regulated revenue base in the U.S. energy market.