Martin Marietta, a member of the S&P 500 Index, is an American-based company and a leading supplier of building materials – including aggregates, cement, ready-mixed concrete and asphalt. Through a network of operations spanning the United States, Canada and the Bahamas, dedicated Martin Marietta teams supply the resources necessary for building the solid foundations on which our communities thrive. Martin Marietta’s Magnesia Specialties business produces high purity magnesia and dolomitic lime products used worldwide in environmental, industrial, agricultural and specialty applications.

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Mission, Vision and Values

Building a World-Class Organization

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