NRG Energy, Inc., together with its affiliated entities, operates as a comprehensive power utility spanning the United States. Its operations are divided into three main geographical divisions: Texas, East, and West. The company plays a crucial role in generating, distributing, and selling electricity and various related services, serving approximately six million customers across residential, commercial, industrial, and wholesale sectors. Their energy generation capabilities are diverse, drawing from natural gas, coal, oil, solar, nuclear, and battery storage technologies. Beyond core power provision, NRG offers an extensive array of solutions, including centralized system power, decentralized generation, renewable energy products, emergency backup power, distributed solar and storage installations, demand-side management, energy efficiency programs, expert advisory services, carbon management initiatives, and bespoke on-site energy solutions. Furthermore, NRG actively engages in the trading of electric power, natural gas, and associated commodities, alongside environmental credits, weather-related products, and various financial instruments such as forwards, futures, options, and swaps. The company also manages fuel procurement and transportation services. It directly markets energy, services, and products to retail consumers through several established brands, including NRG, Reliant, Direct Energy, Green Mountain Energy, Stream, and XOOM Energy. As of December 31, 2021, NRG Energy's generation assets encompassed approximately 18,000 megawatts of capacity across 25 owned and leased facilities. The corporation was founded in 1989 and maintains its corporate headquarters in Houston, Texas.