Reliant Energy
Green Mountain Energy
Direct Energy
GenOn Energy
Xcel Energy
CenterPoint Energy
Vivint
Stream Energy
NextEra Energy
Vistra Corp
Edison International
SunPower
Dynegy
American energy company
nrg.com
NRG Energy, Inc. is an American energy company, headquartered in Houston, Texas. It was formerly the wholesale arm of Northern States Power Company, which became Xcel Energy, but became independent in 2000. Wikipedia
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