
Merrillville, Indiana-based NiSource Inc. (NI) is an energy holding company that operates as a regulated natural gas and electric utility company. Valued at $18.8 billion by market cap, the company provides natural gas to approximately 2.4 million residential, commercial, and industrial customers, and also generates, transmits, and distributes electricity to approximately 0.5 million customers in various counties in the northern part of Indiana.
Companies worth $10 billion or more are generally described as “large-cap stocks,” and NI perfectly fits that description, with its market cap exceeding this mark, underscoring its size, influence, and dominance within the utilities - regulated gas industry. NI operates within a strong regulatory framework, providing stable revenue from its regulated utilities serving millions of customers. The company's focus on safety and infrastructure investment, as evidenced by its Safety Management System (SMS) and ISO 55001 certification, underscores its commitment to operational excellence and customer safety.