Person Details

Mark S. Siegel

Mark S. Siegel, Chairman, Patterson-UTI Energy, Inc.; President, Remy Investors and Consultants, Inc.

Mr. Siegel has served as Chairman of the Board and as a director of Patterson-UTI since May 2001. Mr. Siegel served as Chairman of the Board and as a director of UTI from 1995 to May 2001, when UTI merged with and into Patterson-UTI. Mr. Siegel has been President of REMY Investors & Consultants, Incorporated (“REMY Investors”) since 1993. From 1992 to 1993, Mr. Siegel was President, Music Division, Blockbuster Entertainment Corp. From 1988 through 1992, Mr. Siegel was an Executive Vice President of Shamrock Holdings, Inc., a private investment company, and Managing Director of Shamrock Capital Advisors, Incorporated. Mr. Siegel holds a Bachelor of Arts degree from Colgate University and a J.D. from the University of California, Berkeley (Boalt Hall) School of Law.