Stephen P. Zelnak, Jr.
Mr. Zelnak served as Chairman of the Board of Martin Marietta from 1997 to 2014. From 1993 to 2009, Mr. Zelnak served as its Chief Executive Officer. Mr. Zelnak joined Martin Marietta Corporation in 1981. He served as president of the Materials group from 1992 until the formation of Martin Marietta in 1993.
Mr. Zelnak is Chairman and majority owner of ZP Enterprises, a private investment firm engaged in the purchase of small manufacturing companies. He is also the Chairman of the Board of Directors of Beazer Homes USA, Inc. Mr. Zelnak is also past Chair of the North Carolina Chamber of Commerce and the National Stone, Sand & Gravel Association. He currently serves on the Advisory Board of the College of Management at North Carolina State University and is a Trustee Emeritus of the Georgia Tech Foundation Board.
Mr. Zelnak received a bachelor's degree from Georgia Institute of Technology and master's degrees in Administrative Science and Business Administration from the University of Alabama system.