Dale Redman

Chief Executive Officer and Director

Dale Redman is a co-founder of ProPetro and has been Chief Executive Officer since 2008, and he has been a member of our board of directors since 2005. Mr. Redman has over 32 years of executive and entrepreneurial experience in the energy services industry. He was a co-founder and Chief Executive Officer of Downhole Injection Systems, LLC, which was sold in 2004. Prior to that, Mr. Redman was President and CEO of Reef Chemical Company from 1993 to 1998. Mr. Redman received a B.B.A. in Finance from Texas Tech University.

Spencer D. Armour III

Director

Spencer D. Armour, III has served as a member of our board of directors since February 2013. Mr. Armour has over 30 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, which 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., which acquired Lone Star Mud, Inc., a 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 B.S. 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.

Schuyler E. Coppedge

Director

Schuyler E. Coppedge has served as a member of our board of directors since March 2013. Mr. Coppedge is a Partner at Energy Capital Partners where he has worked since 2005. Mr. Coppedge has over 20 years of experience in energy industry finance and investment activities, with a particular emphasis on oil field services, midstream oil and gas and renewable power generation. Prior to joining Energy Capital in 2005, Mr. Coppedge spent over six years at JP Morgan. In addition to ProPetro, Mr. Coppedge currently serves on the boards of STEAG-SCR Tech, Terra-Gen, LLC and USD Partners LP and as an observer to NCSG Crane & Heavy Haul Corporation. Mr. Coppedge also served on the board of FirstLight Power Enterprises, Inc. Mr. Coppedge received a B.A. from Middlebury College and an M.B.A. from the Wharton School at the University of Pennsylvania.

Stephen Herman

Director

Stephen Herman has served as a member of our board of directors since March 2013. Mr. Herman has served as a Managing Director at Energy Capital Partners since 2005. Mr. Herman has over 43 years of energy industry experience, with a particular emphasis on renewable and fossil generation and environmental and oil field services. Prior to joining Energy Capital Partners in 2005, Mr. Herman was Senior Energy Counsel for Goldman Sachs. Mr. Herman was also the Senior Vice President and General Counsel of PG&E National Energy Group and its predecessor, U.S. Generating Company. Mr. Herman was also previously a Partner at Latham & Watkins and Kirkland & Ellis. Mr. Herman currently serves on the boards of ADA Carbon Solutions LLC, STEAG-SCR Tech, EnergySolutions, Inc. and Granite Holdings, Inc. (the parent company of Wheelabrator Technologies, Inc.). Mr. Herman has also served on the boards of FirstLight Resources Inc., NextLight Renewable Power, LLC, PLH Group, Inc., Power Holdings of Illinois, LLC and Ice Energy, Inc. Mr. Herman received a B.S. in Economics from the Wharton School of Finance and Commerce at the University of Pennsylvania and an LL.B. from the University of Virginia Law School.

Matthew H. Himler

Director

Matthew H. Himler has served as a member of our board of directors since October 2016 and was appointed to the board in connection with his affiliation with Energy Capital Partners. Mr. Himler is a Vice President at Energy Capital Partners, where he has worked since 2013. Mr. Himler has over seven years of experience in energy industry investment and finance activities. In addition to ProPetro, Mr. Himler serves on the board of NESCO Holdings LP and is an observer to NCSG Crane and Heavy Haul Corporation. Prior to joining Energy Capital Partners in 2012, Mr. Himler was an analyst at Lazard Frères & Co. Mr. Himler received a B.A. in Economics and Political Science from Amherst College.

Peter L. Labbat

Director

Peter L. Labbat has served as a member of our board of directors since March 2013 and was appointed to the board in connection with his affiliation with Energy Capital Partners. Mr. Labbat has served as a Partner of Energy Capital Partners since 2006. Mr. Labbat has over 27 years of financial and investment experience and specializes in the energy and power sectors. Prior to joining Energy Capital Partners in 2006, Mr. Labbat was a Managing Director at Goldman, Sachs & Co. He currently serves on the boards of ADA Carbon Solutions, LLC, Chieftain Sand and Proppant, LLC, Next Wave Energy Partners, LP, Sendero Midstream Partners, LP and Summit Midstream Partners, LP. Mr. Labbat has also served on the boards of NextLight Renewable Power, LLC, Odessa Power Holdings, LLC, Ice Energy, Inc. and Red Oak Power Holdings, LLC. Mr. Labbat received a B.A. in Economics from Georgetown University and an M.B.A. from the Wharton School at the University of Pennsylvania.