Martin Marietta Materials Q3 2026 Earnings Date & Estimates

Martin Marietta Materials (NYSE:MLM) is a supplier of construction materials serving the infrastructure, commercial, residential and industrial markets. The company’s primary business is aggregates, including crushed stone, sand and gravel used in roads, bridges, buildings and other construction projects.

Martin Marietta also produces cement, ready-mixed concrete and asphalt products, and provides paving and related construction services in selected markets. Through its Magnesia Specialties business, the company manufactures magnesium-based and dolomitic lime products used in industrial, environmental and agricultural applications.

Headquartered in Raleigh, North Carolina, Martin Marietta Materials became an independent publicly traded company in 1993 following a spin-off from Martin Marietta Corporation. Its operations primarily serve customers across the United States, with a network of quarries, cement plants, ready-mixed concrete facilities, asphalt plants and other distribution locations.