Ameren Corporation Overview
Pro stress-test →Ameren is a public utility holding company operating rate-regulated electric generation, transmission, distribution and natural gas distribution across four segments, with generation from coal, nuclear, natural gas and renewable sources including hydroelectric, wind and solar. Serving 2.4 million electric and 900,000 natural gas customers across 64,000 square miles in central and eastern Missouri and southern Illinois, the company is positioned as a critical infrastructure provider in the Midwest energy market.
Strategic Profile
Pro stress-test →Ameren's most significant 2026 catalyst is Missouri Senate Bill 4, which allows specialized rate structures for large-load customers like data centers while protecting residential ratepayers from grid enhancement costs. The company is executing a $26.3 billion five-year capital plan (2025–2029) fueled by grid modernization and new generation deployment.
Competitive Landscape
Pro stress-test →Ameren's primary competition comes from neighboring utilities for capital and industrial load rather than direct service territory competition. Evergy (NYSE: EVRG) is the neighbor to the West, with both companies competing for hyperscale data center projects. Typical regional competitors include NextEra Energy and DTE Energy, though competitive dynamics are muted by regulated utility structure.
Industry Context
Ameren Corporation operates in Electric Utilities / Regional Power Companies.
Key facts
Founded: 1881 · Headquarters: St. Louis, Missouri · Employees: 9,000 · Revenue: $7.32B