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Colorado Electric And Power Systems is a Denver, CO-based company in the Energy and Utilities sector.
Northeast Utilities is a publicly traded, Fortune 500 energy company headquartered in Hartford, Connecticut,with several regulated subsidiaries offering retail electricity and natural gas service to more than 2.1 million customers in New England. Even before the 2012 merger with NSTAR, NU was New England's largest public utility, with more than 3,140 circuit miles of electric transmission lines, 32,802 pole miles of distribution lines throughout the region, and a natural gas distribution system encompassing 2,088 square miles (5,000 km2) in Connecticut.
NRG Energy, Inc. is a large American energy company, dual-headquartered in West Windsor Township, New Jersey, near Princeton and Houston, Texas. In late 2005, NRG Energy bought Texas-based Texas Genco from a group of private equity firms for roughly $5.9 billion. In May 2009, NRG entered this market by acquiring the retail operations of Reliant Energy. NRG's retail service serves 1.6 million customers in Texas. The retail operations continue to operate under the Reliant Energy name while the remainder of the former Reliant Energy became RRI Energy.
South Central Ark ELC Coop is a Arkadelphia, AR-based company in the Energy and Utilities sector.
Muscatine Power and Water is a Muscatine, IA-based company in the Energy and Utilities sector.