Is Martin Marietta Materials Inc an American company?
Yes — Martin Marietta Materials Inc is an American company.
Martin Marietta Materials Inc is incorporated in North Carolina, United States and headquartered in Raleigh, North Carolina. Its legal-entity record reports no foreign parent — the company is independently American-owned.
The evidence
- Legal name
- MARTIN MARIETTA MATERIALS INC
- Incorporated in
- North Carolina, United States
- Registered office
- Raleigh, the United States
- Headquarters
- Raleigh, North Carolina, United States
- Ultimate owner
- None reported (independent)
- Stock listing
- NYSE: MLM on NYSE
- LEI
- 5299005MZ4WZECVATV08
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.
Martin Marietta Materials Inc: origin questions
Is Martin Marietta Materials Inc an American company?
Yes — Martin Marietta Materials Inc is an American company. Martin Marietta Materials Inc is incorporated in North Carolina, United States and headquartered in Raleigh, North Carolina. Its legal-entity record reports no foreign parent — the company is independently American-owned.
Where is Martin Marietta Materials Inc incorporated?
Martin Marietta Materials Inc is legally incorporated in North Carolina, United States, according to its GLEIF legal-entity record.
Who owns Martin Marietta Materials Inc?
Martin Marietta Materials Inc reports no parent company in its legal-entity record — it is independently owned rather than a subsidiary.
Is Martin Marietta Materials Inc traded on a US stock exchange?
Yes — Martin Marietta Materials Inc trades under the ticker MLM on the NYSE.
See the full Martin Marietta Materials Inc company profile — financials, stock data and trust credentials — or browse the directory of American companies.