Ameren: Detailed Company Information & Corporate Profile
Summary
Ameren is a public company that has been in the industry for 29 years. The business currently specializes in Utilities, Electric, Water & Gas Utilities areas. Ameren's headquarter is located at St. Louis, Missouri, USA. The number of employees is at least 5.0K. Register with SignalHire to connect with Ameren employees and management.
| Ameren Website | ameren.com |
| Social Links |    |
| Phone Number | 1-800-552-7583 |
| Industries | |
| Ameren Headquarters address | One Ameren Plaza, St. Louis, MO, 63103 US |
| Company Size | 5000-10000 employees |
| Specialties | Power Generation, Operations, Electric, Gas, Construction and Maintenance, Power Distribution |
| SIC Code | 1382 |
| DMA Code | Greater St. Louis Metropolitan Area |
| Founded | 1902 |
| Estimated Annual Revenue | $5B - 10B |
| Operating Status | Independent Company |
| Updated: | 2026-07-23 |
Ameren Org Chart
Chief Executive Officer
C-Level
Competitors
Name | Founded | Type | Employees |
|---|---|---|---|
| 1907 | Public Company | 5.0K - 10K | |
| 1984 | Public Company | 1.0K - 5.0K | |
| 1866 | Public Company | 10K - 50K | |
| 1906 | Public Company | 10K - 50K |
Estimated Website Traffic
The chart shows a decline in traffic to the ameren.com website. In June, traffic decreased to 823873, compared to 904168 in the previous month. The highest traffic in 2026 was recorded in January, reaching 1142412 visits.
Workforce Turnover
Number of employees switched from or switched to
Departmental sample breakdown
Length of Employment
Ameren's workforce includes employees across a wide range of tenure levels.
5% have been with the company for 1 to 2 years14% have been with the company for 3 to 4 years14% have been with the company for 5 to 7 years17% have been with the company for 8 to 10 years50% have been with the company for more than 11 years
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Ameren Corporate Information: FAQ
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