Vistra is an integrated retail electricity and power generation company serving approximately 5 million residential, commercial, and industrial customers across 18 states and Washington D.C. through multiple retail brands including TXU Energy, Ambit Energy, and others, while simultaneously operating one of the largest competitive power generation fleets in the United States with approximately 43,641 MW of capacity across natural gas, coal, nuclear, and renewable sources. The company generates revenue from two integrated business streams: retail sales of electricity and natural gas to end customers with differentiated product offerings including renewable options and energy management tools, and wholesale power generation sales into competitive ISO/RTO markets through energy, capacity, and ancillary service offerings, with the aligned model enabling cost-efficient customer service and revenue optimization by matching generation output with retail customer demand.