Spencer D. Armour III

Spencer D. Armour III has served as a member of our board of directors since February 2013. Mr. Armour has over thirty years of executive and entrepreneurial experience in the energy services industry. Mr. Armour currently serves as President of PT Petroleum LLC in Midland, Texas. He was the Vice President of Corporate Development for Basic Energy Services, Inc. from 2007 to 2008. Basic Energy Services acquired Sledge Drilling Corp., a company Mr. Armour co-founded and served as Chief Executive Officer for from 2005 to 2006. From 1998 through 2005, he served as Executive Vice President of Patterson-UTI Energy, Inc. when Patterson-UTI Energy, Inc. acquired Lone Star Mud, Inc., another company Mr. Armour founded and served as President for from 1986 to 1997. He also served on the Patterson — UTI Board of Directors from 1999 through 2001. Mr. Armour received a Bachelor of Science in Economics from the University of Houston in 1977, and was appointed to the University of Houston System Board of Regents in 2011 by former Texas Governor, Rick Perry.