
NRG serves over 7 million retail customers in 24 US states including Texas, Connecticut, Delaware, Illinois, Maryland, Massachusetts, New Jersey, New York, Pennsylvania, Ohio the District of Columbia, and eight provinces in Canada. Their portfolio includes natural gas generation, coal generation, oil generation, nuclear generation, wind generation, utility-scale generation, and distributed solar generation. NRG Energy is involved in energy generation and retail electricity. It was formerly the wholesale arm of Northern States Power Company (NSP), which became Xcel Energy, but became independent in 2000. is an American energy company, headquartered in Houston, Texas.
