Top Mining Companies in USA List by Market Cap as of August 2026

Caterpillar is the manufacturer of construction and mining equipment, diesel and natural gas engines, industrial gas turbines and diesel-electric locomotives. The company principally operates through its three primary segments - Construction Industries, Resource Industries and Energy & Transportation - and also provides financing and related services through its Financial Products segment. Headquarters is in USA.

Conocophillips is oil and gas sector company with headquarters is in Texas, USA.

Newmont Corporation is Mining company and one of largest producer of Gold in the World with headquarters is in Colorado, USA. Newmont is the gold company and a producer of copper, silver, zinc and lead. The Company is an industry leader in value creation, supported by robust safety standards, superior execution and technical proficiency. Newmont Corporation purpose is to create value and improve lives through sustainable and responsible mining.

Freeport-McMoRan Inc. (FCX) is a mining company with headquarters is in Arizona, USA. FCX has mining assets and will do mining in copper, gold and molybdenum.  FREEPORT-MCMORAN portfolio of assets includes the Grasberg minerals district in Indonesia, one of the world’s largest copper and gold deposits; and significant mining operations in the Americas, including the large-scale Morenci minerals district in North America and the Cerro Verde operation in South America. 

Steel and Steel Products manufacturing company with headquarters is in USA.

As on 2022, NUCOR CORPORATION has 31,400 employees.

NUCOR CORPORATION annual revenue generated for period ending Dec-2022 was 41,512 million USD.

NUCOR CORPORATION annual net income generated for period ending Dec-2022 was 7,607 million USD.

Steel Dynamics is a Basic Materials and Metal company. The company products are flat roll, structural, engineered special bar quality, merchant bar, rail, specialty shapes, ferrous and nonferrous scrap, liquid pig iron, joist and decking, processed copper and threaded rod. The headquarters is in USA.

As on 2022, Steel Dynamics has 12,060 employees.

Steel Dynamics annual revenue generated for period ending Dec-2022 was 22,260 million USD.

Vulcan Materials Company is producer and supplier of construction materials like crushed stone, sand and gravel and a major producer of aggregates-based construction materials, including asphalt and ready-mixed concrete. Headquarters is in USA.

As on 2023, Vulcan Materials Company has 12,000 employees.

Vulcan Materials Company annual revenue generated for period ending Dec-2022 was 7,315 million USD.

Vulcan Materials Company annual net income generated for period ending Dec-2022 was 575 million USD.

Martin Marietta is an American-based company and a supplier of building materials – including aggregates, cement, ready mixed concrete and asphalt. Through a network of operations spanning 27 states, Canada and the Bahamas, dedicated Martin Marietta teams supply the resources necessary for building the solid foundations.

Allegheny Technologies is a Specialty Materials and Metals company. The company operating jet engines at 2800 degrees to equipping nation defense to safely and efficiently transporting highly corrosive liquids and exhaust streams to enabling life changing medical insights. It operate worldwide with locations in the United States, Europe and Asia with 57 locations and 17 countries. The headquarters is in USA.

Allegheny Technologies renamed to ATI Inc. in June 2022.