Page 2 - 2019 Annual Report

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 27 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 provides a full range of magnesium oxide, magnesium hydroxide and
dolomitic lime products.

Cover image: Red Oak Quarry in Red Oak, GA