Is Marathon Petroleum Corp an American company?
Yes — Marathon Petroleum Corp is an American company.
Marathon Petroleum Corp is incorporated in Delaware, United States and headquartered in Findlay, Ohio. Its legal-entity record reports no foreign parent — the company is independently American-owned.
The evidence
- Legal name
- Marathon Petroleum Corp
- Incorporated in
- Delaware, United States
- Registered office
- WILMINGTON, the United States
- Headquarters
- Findlay, Ohio, United States
- Ultimate owner
- None reported (independent)
- Stock listing
- NYSE: MPC on NYSE
- LEI
- 3BNYRYQHD39K4LCKQF12
- Founded
- 2009
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.
Marathon Petroleum Corp: origin questions
Is Marathon Petroleum Corp an American company?
Yes — Marathon Petroleum Corp is an American company. Marathon Petroleum Corp is incorporated in Delaware, United States and headquartered in Findlay, Ohio. Its legal-entity record reports no foreign parent — the company is independently American-owned.
Where is Marathon Petroleum Corp incorporated?
Marathon Petroleum Corp is legally incorporated in Delaware, United States, according to its GLEIF legal-entity record.
Who owns Marathon Petroleum Corp?
Marathon Petroleum Corp reports no parent company in its legal-entity record — it is independently owned rather than a subsidiary.
Is Marathon Petroleum Corp traded on a US stock exchange?
Yes — Marathon Petroleum Corp trades under the ticker MPC on the NYSE.
See the full Marathon Petroleum Corp company profile — financials, stock data and trust credentials — or browse the directory of American companies.