Martin Marietta Materials Inc.

Martin Marietta Materials, Inc. is an American-based company and a leading supplier of aggregates and heavy building materials. It provides essential resources such as crushed stone, gravel, sand, ready mixed concrete, and asphalt, which form the foundations for roads, sidewalks, infrastructure, and communities. Operating through a network of facilities across 28 states, Canada, and the Bahamas, the company serves the construction industry with high-quality, engineered granular materials of varying minerologies. Additionally, its Specialties business produces high-purity magnesia, magnesium hydroxide, dolomitic lime, and other magnesium oxide products for environmental, industrial, agricultural, and specialty applications worldwide. Martin Marietta Materials, Inc. also offers performance-driven concrete mix designs, ancillary products, and cement and lime wholesaling. Headquartered in Raleigh, North Carolina, it plays a vital role in supporting infrastructure development and sustainable building practices across key sectors.