Overview
Prime contract obligationsObligation: money the government has legally committed to a contract. It is not the same as money paid. Example: $6M obligated of a $10M ceiling. Glossary, FY2021–FY2025
4 of 10 registrations
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Click a state to open its page.
Insight 51% was performed in Illinois
The latest fiscal year is reported so far (hatched)
Hover over a year to see its value.
Insight $1.64M in FY2025, 64% above FY2021
Largest company groups and registrations by prime obligations, FY2021–FY2025
Structure
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Structure of Ameren Corporation: company groups and registrations by prime obligations, FY2021–FY2025
4 with a profile · 10 registrationsRegistration: a company's record for doing federal work. One company can hold several (one per location); we count registrations until they are merged. Glossary; open the 4 with a profile in the contractor directory (opens another page)
| Organization | Level | Location | Status | Prime obligations | Awards, all years |
|---|---|---|---|---|---|
| Ameren Corporation | Parent company | $6,400,497 | 1,059 | ||
| Ameren Services Company (opens another page) | Registration | Saint Louis, MO | Active | $5,186,137 | 155 |
| Ameren Corporation (opens another page) | Registration | Saint Louis, MO | Active | $830,047 | 124 |
| Ameren Illinois Company (opens another page) | Registration | Collinsville, IL | Active | $373,813 | 140 |
| Union Electric Company (opens another page) | Registration | Saint Louis, MO | Active | $10,500 | 465 |
| Ameren Energy Development CompanyNo profile yet | Registration | $0 | 1 | ||
| Ameren Energy Generating CompanyNo profile yet | Registration | $0 | 2 | ||
| Central Illinois Light CompanyNo profile yet | Registration | $0 | 22 | ||
| Electric Energy, Inc.No profile yet | Registration | $0 | 1 | ||
| Illinois Power CompanyNo profile yet | Registration | $0 | 148 | ||
| Missouri Central Railroad Co.No profile yet | Registration | $0 | 1 |
Contracts
Contracts of Ameren Corporation's registrations, latest action first
Use this to find a contract of any registration in the family.
500 most recent contracts; 6 still running
Showing 1–10 of 500 contracts
| Since award, US$ | |||||
|---|---|---|---|---|---|
| 36C25527F0003 | Ameren Services Company | Department of Veterans Affairs | $650,000 | Oct 1, 2026 | Sep 30, 2027 |
| 36C25527F0004 | Ameren Services Company | Department of Veterans Affairs | $3,000 | Oct 1, 2026 | Sep 30, 2027 |
| 15B40726F00000065 | Ameren Services Company | Federal Prison System / Bureau of Prisons | $360,441 | Sep 17, 2026 | Sep 30, 2026 |
| 15B40926F00000163 | Ameren Services Company | Federal Prison System / Bureau of Prisons | $22,280 | Sep 15, 2026 | Aug 31, 2026 |
| 15B40926F00000173 | Ameren Services Company | Federal Prison System / Bureau of Prisons | $25,000 | Sep 9, 2026 | Sep 30, 2026 |
| 15B40726F00000218 | Ameren Services Company | Federal Prison System / Bureau of Prisons | $0 | Sep 4, 2026 | Oct 15, 2027 |
| 36C25526F0002 | Ameren Services Company | Department of Veterans Affairs | $623,000 | Aug 19, 2026 | Sep 30, 2026 |
| 15B40926F00000126 | Ameren Services Company | Federal Prison System / Bureau of Prisons | $20,210 | Aug 18, 2026 | May 31, 2026 |
| 15B40926F00000128 | Ameren Services Company | Federal Prison System / Bureau of Prisons | $22,866 | Aug 18, 2026 | Jul 31, 2026 |
| 15B40926F00000127 | Ameren Services Company | Federal Prison System / Bureau of Prisons | $20,851 | Aug 7, 2026 | Jun 30, 2026 |
Agencies
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Sub-agencies by prime obligations to Ameren Corporation, FY2021–FY2025
Use this to see which sub-agencies pay the family's registrations; open one to see its offices.
4 sub-agencies paid the family
Showing 1–4 of 4 sub-agencies
| FY2021–FY2025, US$ | FY2021–FY2025 | ||
|---|---|---|---|
| Federal Prison System / Bureau of Prisons | $3,755,187 | 105 | |
| Department of Veterans Affairs | $2,244,300 | 28 | |
| Federal Prison Industries / Unicor | Department of Justice | $330,510 | 5 |
| Department of the Army | $70,500 | 4 | |
Industries
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Industries by prime obligations, FY2021–FY2025
Use this to see what the family's registrations sell; open a code to see who else wins it.
Showing 1–3 of 3 industry codes
| FY2021–FY2025, US$ | FY2021–FY2025 | |
|---|---|---|
| 221122 Electric Power Distribution | $5,474,616 | 110 |
| 221112 Fossil Fuel Electric Power Generation | $667,679 | 13 |
| 221210 Natural Gas Distribution | $258,202 | 19 |
Places
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Insight 51% was performed in Illinois
States of performance by prime obligations since award, contracts active FY2021 on
Use this to see where the family's contract work is performed; open a state to see its contractors.