Martin Marietta Materials Inc

MLM

Basic MaterialsNYQ$35.5B

MLM SEC filings last scanned 13 May 2026, 23:08 UTC

CEO Timeline

C. Howard NyeCurrent

Jan 2010 — Present(16y 4mo)

C. Howard Nye was appointed Chief Executive Officer and President of Martin Marietta Materials, Inc., effective January 1, 2010.

1 source filing — click to expand

Stephen P. Zelnak, Jr.

Since at least Mar 2005 — Jan 2010(4y 10mo)

planned retirement mid-year 2010

1 source filing — click to expand