Martin Marietta Materials, Inc. is a leading producer of natural resource-derived construction materials, serving the building industry both domestically within the United States and on an international scale. Its extensive product portfolio includes essential aggregates such as crushed stone, sand, and gravel; ready-mixed concrete and asphalt solutions; a variety of paving products and services; and both Portland and specialized cements. These materials are vital for a wide array of applications, from critical infrastructure projects and commercial/residential developments to supporting the railroad, agricultural, utility, and environmental sectors.