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NiSource Inc. (NYSE: NI) is one of the largest fully-regulated utility companies in the United States, serving approximately 3.5 million natural gas customers and 500,000 electric customers across seven states through its local Columbia Gas and NIPSCO brands. Based in Merrillville, Indiana, NiSource`s more than 7,500 employees are focused on safely delivering reliable and affordable energy to our customers and communities we serve. NiSource has been designated a World`s Most Ethical Company by the Ethisphere Institute since 2012 and is a member of the Dow Jones Sustainability - North America Index.
Buckeye Power is the generation and transmission cooperative through which the cooperatives own Units 2 and 3 at the Cardinal Station. The two units combined produce 1,230 megawatts (MW) of power.
Enpower Corporation is a San Ramon, CA-based company in the Energy and Utilities sector.
Alpine Natural Gas is a Valley Springs, CA-based company in the Energy and Utilities sector.
LGSTX Services is a Swanton, OH-based company in the Energy and Utilities sector.