| Electric Utilities Industry | Utilities Sector | Mr. Martin J. Lyons Jr. CEO | OTC PINK Exchange | US02361D8609 ISIN |
| US Country | 3,108 Employees | 11 Apr 2025 Last Dividend | - Last Split | - IPO Date |
Ameren Illinois Company, operating under the business name Ameren Illinois, is a key player in the energy sector majorly focused on the Illinois market. Initially established in 1902, and formerly known as Central Illinois Public Service Company, the company underwent a significant rebranding in October 2010 to Ameren Illinois Company. It is headquartered in Collinsville, Illinois, laying down its roots in an extensive history of providing energy services. As a vital subsidiary of Ameren Corporation, Ameren Illinois sustains its operations in the realms of electric generation, transmission, and distribution that are rate-regulated, alongside venturing into the natural gas distribution segment, thereby catering to a wide spectrum of energy needs in Illinois.
The services offered by Ameren Illinois are pivotal in maintaining a stable and efficient energy supply for its customers. These services encompass: