NiSource, Inc. is an holding company engages in energy solutions. Through its subsidiaries, it provides natural gas, electricity, and other products and services. It operates through the following segments: Gas Distribution Operations, Electric Operations, and Corporate and Other. The Gas Distribution Operations segment focuses on the provision of natural gas service and transportation for residential, commercial, and industrial customers in Ohio, Pennsylvania, Virginia, Kentucky, Maryland, and Massachusetts. The Electric Operations segment generates, transmits and distributes electricity through its subsidiary NIPSCO. The Corporate and Other segment refers to headquarters building owned by the company. The company was founded in 1987 and is headquartered in Merrillville, IN.