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Murray S. Simpson has served as one of our directors since May 1999. From 1975 until 1991, Mr. Simpson served as President and Chief Executive Officer of Super Concrete Corporation. Following that company's merger with British construction materials producer Evered, plc, which is now known as Aggregate Industries, plc, Mr. Simpson served in various roles, including Executive Vice President, Corporate Development, for its United States operations and Director and Counsel for its mid-Atlantic area subsidiary, Bardon, Inc. Mr. Simpson has served on the board of directors of the National Ready-Mixed Conrete Association for 20 years and as chairman of the board from 1997 to 1998. He has also served as a director of the National Aggregates Association. | 