Is Ameren Corp an American company?
Yes — Ameren Corp is an American company.
Ameren Corp is incorporated in Missouri, United States and headquartered in St Louis, Missouri. Its legal-entity record reports no foreign parent — the company is independently American-owned.
The evidence
- Legal name
- AMEREN CORP
- Incorporated in
- Missouri, United States
- Registered office
- SAINT LOUIS, the United States
- Headquarters
- St Louis, Missouri, United States
- Ultimate owner
- None reported (independent)
- Stock listing
- NYSE: AEE on NYSE
- LEI
- XRZQ5S7HYJFPHJ78L959
- Founded
- 1997
Source: GLEIF, the global Legal Entity Identifier registry · checked Jul 26, 2026. A US headquarters or stock listing does not always mean US incorporation — this page reports what the legal-entity registry actually records.
Ameren Corp: origin questions
Is Ameren Corp an American company?
Yes — Ameren Corp is an American company. Ameren Corp is incorporated in Missouri, United States and headquartered in St Louis, Missouri. Its legal-entity record reports no foreign parent — the company is independently American-owned.
Where is Ameren Corp incorporated?
Ameren Corp is legally incorporated in Missouri, United States, according to its GLEIF legal-entity record.
Who owns Ameren Corp?
Ameren Corp reports no parent company in its legal-entity record — it is independently owned rather than a subsidiary.
Is Ameren Corp traded on a US stock exchange?
Yes — Ameren Corp trades under the ticker AEE on the NYSE.
See the full Ameren Corp company profile — financials, stock data and trust credentials — or browse the directory of American companies.