Martin Marietta Materials, Inc. is a leading American building materials company that supplies aggregates and other essential construction products. Its core business centers on crushed stone, sand, and gravel used in infrastructure, commercial, and residential projects, supported by operations across quarries, mines, and distribution yards in the United States and neighboring markets. The company also produces cement, ready-mixed concrete, asphalt, and paving products and services through its building materials operations, serving customers involved in roads, highways, utilities, rail, and site development. In addition, Martin Marietta Materials, Inc. operates a specialties business that manufactures magnesia-based products and dolomitic lime for industrial, environmental, agricultural, and steel-related applications. Headquartered in Raleigh, North Carolina, Martin Marietta Materials, Inc. plays a significant role in supplying the foundational materials that support large-scale construction and industrial activity.

Martin Marietta Materials, Inc. is a leading American building materials company that supplies aggregates and other essential construction products. Its core business centers on crushed stone, sand, and gravel used in infrastructure, commercial, and residential projects, supported by operations across quarries, mines, and distribution yards in the United States and neighboring markets. The company also produces cement, ready-mixed concrete, asphalt, and paving products and services through its building materials operations, serving customers involved in roads, highways, utilities, rail, and site development. In addition, Martin Marietta Materials, Inc. operates a specialties business that manufactures magnesia-based products and dolomitic lime for industrial, environmental, agricultural, and steel-related applications. Headquartered in Raleigh, North Carolina, Martin Marietta Materials, Inc. plays a significant role in supplying the foundational materials that support large-scale construction and industrial activity.