Ameren

Ameren Corporation stands as a Fortune 500 energy holding company that has been powering communities across the Midwest since 1997. Headquartered in St. Louis, Missouri, the company operates through two primary subsidiaries: Ameren Missouri and Ameren Illinois, delivering essential electric and natural gas services to approximately 2.5 million electric customers and more than 900,000 natural gas customers across a vast 64,000-square-mile service territory. With more than 9,000 dedicated employees, Ameren has established itself as a cornerstone of energy infrastructure in the region, combining a rich heritage dating back to 1902 with a forward-looking commitment to clean energy and grid modernization.

The company's operational footprint is impressive, with Ameren Missouri serving as the largest electric power provider in Missouri, while Ameren Illinois ranks as the state's third-largest natural gas distribution operation by customer count. Ameren's generation portfolio includes approximately 10,000 megawatts of capacity, featuring diverse energy sources including the Callaway Nuclear Generating Station, which has been providing clean, reliable nuclear power since 1984. The company also owns and operates over 8,000 miles of transmission infrastructure, playing a critical role in the regional grid's reliability and resilience.

In recent years, Ameren has positioned itself as a leader in the clean energy transition, with ambitious plans to achieve net-zero carbon emissions by 2045. The company received approval in 2024 for its largest-ever solar investment, approximately 400 megawatts of new solar capacity, with projects scheduled to come online through 2026. This commitment to renewable energy is backed by substantial capital investments, with Ameren planning to invest billions in infrastructure improvements, renewable energy projects, and grid modernization initiatives. The company's 2024 revenue reached $7.32 billion, reflecting steady growth and strong operational performance.

Ameren's corporate culture emphasizes safety, reliability, and community engagement, with employees contributing over 32,000 volunteer hours annually to support the communities they serve. The company has earned Great Place to Work® certification, recognizing its empowering and engaging workplace culture. As Ameren continues to navigate the evolving energy landscape, it remains committed to providing affordable, reliable, and increasingly clean energy to millions of customers while supporting economic development and quality of life throughout Missouri and Illinois.