Columbia Gas of Pennsylvania
UtilitiesPennsylvania, United States501-1000 Employees
Columbia Gas of Pennsylvania delivers clean, affordable and efficient natural gas to more than 446,000 customers. With headquarters in Canonsburg, Pennsylvania, it is one of NiSource’s six regulated utility companies. NiSource (NYSE: NI) is one of the largest fully-regulated utility companies in the United States, serving nearly 4 million customers through its local Columbia Gas and NIPSCO brands.