News Releases

Union Electric Company, doing business as Ameren Missouri, a subsidiary of Ameren Corporation (NYSE: AEE), announced today the pricing of a public offering of $450 million aggregate principal...

Smart Energy Plan upgrades helped limit severe weather impacts and speed restoration during historic 2025 storm season ST. LOUIS, Feb. 12, 2026 /PRNewswire/ -- Ameren Missouri, a subsidiary of...

Key Takeaways: The Big Hollow Energy Center introduces Missouri's first integrated natural gas and battery storage facility, enhancing statewide energy reliability for homes, businesses, and industry.

Key Takeaways: Paying closer attention to everyday energy use, combined with tools and flexible billing options, can help customers stay informed and better manage costs throughout the year....

Company to enhance natural gas service and system reliability for customers in the area COLUMBIA, Mo. (Feb. 2, 2026) – Ameren Missouri customers will see energy at work now and continuing...

Key Takeaways: Ameren Missouri and the Jefferson City Fire Department urge all residents to use space heaters safely this winter to help prevent dangerous and potentially costly fires. Heating...

Full Northern Missouri Grid Transformation Program gains key regulatory approvals Key Takeaways: Communities in northern Missouri will soon see improved energy reliability, resiliency, and other...

Clearing snow and ice from meters and vents helps ensure safe service COLUMBIA, Mo. (Jan. 26, 2026) – With significant snowfall across the region, Ameren is reminding customers to take a few...

ST. LOUIS (Jan. 24, 2026) – The Midcontinent Independent System Operator (MISO), the regional grid operator, has informed Midwest energy companies, including Ameren, that customers need to...

Study estimates company's operations are generating more than $20.7 billion in annual economic output ST. LOUIS, Jan. 15, 2026 /PRNewswire/ -- Ameren Corporation's (NYSE: AEE) operations in...