Ameren Missouri updates 20-year energy roadmap to maintain and develop cost-effective energy resources to keep grid reliable for customers

Ameren Missouri updates 20-year energy roadmap to maintain and develop cost-effective energy resources to keep grid reliable for customers PR Newswire

* Ameren Missouri's Integrated Resource Plan outlines the long-term roadmap for meeting customer needs through disciplined scenario planning and investments to cost-effectively keep the lights on for customers. * The plan optimizes a mix of natural gas, solar, energy storage, fuel cells, wind, nuclear and other technologies to support reliability and stabilize costs under a range of future conditions. * The plan identifies investments needed to keep energy available when customers need it most. ST. LOUIS, Sept. 28, 2026 /PRNewswire/ -- Reliable energy service depends on decisions made years before the energy is needed. Through its 2026 Integrated Resource Plan (IRP), Ameren Missouri, a subsidiary of Ameren Corporation (NYSE: AEE), outlines a 20-year energy roadmap for maintaining reliable service and managing costs under a range of customer usage scenarios. Details of the plan are available at AmerenMissouri.com/Reliable .