Martin Marietta Materials

Martin Marietta Materials is an S&P 500 company and one of America's leading suppliers of aggregates and heavy building materials including crushed stone, sand, gravel, asphalt, and ready-mixed concrete. Through a network of operations spanning 29 states, Canada, and The Bahamas, Martin Marietta serves the construction industry by supplying foundational materials used in infrastructure, commercial, and residential projects. The company's Specialties business additionally produces high-purity dolomitic lime products for environmental, industrial, and agricultural applications. With approximately 9,600 employees, Martin Marietta is headquartered in Raleigh, North Carolina, and has provided building materials for over three decades.