NRG Energy, Inc. (NRG) is a power company that produces, sells and delivers energy, and energy products and services in power markets in the United States. NRG’s business segments are NRG Business, NRG Home, NRG Renew, NRG Yield and corporate activities. NRG Business consists of NRG’s wholesale operations, including plant operations, commercial operations, engineering, procurement and construction (EPC), energy services and other related functions. NRG Home includes the Company’s NRG Home Retail and NRG Home Solar businesses. NRG Renew includes the Company’s solar and wind assets. NRG Yield includes NRG's contracted generation assets. As of December 31, 2014, NRG owned and operated approximately 52,000 megawatts (MW) of generation; transacted in and traded fuel and transportation services, and directly sold energy, services, and sustainable products and services to retail customers under the name NRG and other retail brand names owned by NRG.