Martin Marietta Materials

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Martin Marietta Inc.
Traded as NYSEMLM
S&P 500 Component
Industry Construction Materials
Founded 1993
Headquarters Raleigh, North Carolina, United States
Revenue Increase $3.82 billion USD (2016)[1]
Increase$325 million USD (2012)
Increase$84 million USD (2012)
Number of employees
8,111 (2016)[1]
Martin Marietta Materials' Quivas Ready Mix plant in Denver, Colorado.

Martin Marietta (NYSEMLM), an American-based company and a member of the S&P 500 Index, is a leading supplier of aggregates and heavy building materials, with operations spanning 26 states, Canada and the Caribbean. In particular, Martin Marietta supplies the resources for roads, sidewalks and foundations.

Martin Marietta's Magnesia Specialties business provides a full range of magnesium oxide, magnesium hydroxide and dolomitic lime products.

It was established as an independent company in 1996, spun off from the newly created Lockheed Martin after having been part of Martin Marietta since 1961. It dates its origins back to 1939, when Superior Stone, an aggregates company in Raleigh, North Carolina, was founded.


  1. ^ a b "Martin Marietta Materials Inc". Business Insights:Essentials. Gale. 2016-12-31. Retrieved 2017-01-21. Total Revenue [Fiscal year 2016]: $3,818,750,000; Employees: 8,111 

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