Matthew D. Wilks

Executive Chairman

Matthew D. Wilks has served as Executive Chairman of our board of directors since August 2021 and has served as our President since October 2018. Previously, Mr. Wilks served as our Chief Financial Officer from May 2017 to August 2021. Mr. Wilks also has served as Vice President of Investments for Wilks Brothers since January 2012. From 2010 to 2012, Mr. Wilks served as Vice President of Logistics for FTSI. Additionally, Mr. Wilks served as a member of the board of directors of Approach Resources, Inc., an E&P company focused on the exploration, development and production of unconventional oil and gas resources in the United States. Mr. Wilks’ background in numerous roles specific to our Company and his familial connection to our founders as the son of Dan Wilks and nephew of Farris Wilks, allow him to engage in board deliberations with valuable insight and experience.

Terry Glebocki


Ms. Glebocki served as Chief Executive Officer of Ocean Casino from December 2019 through October 2021. From February 2019 to December 2019, Ms. Glebocki served as Chief Financial Officer of Ocean Casino. Prior to that, Ms. Glebocki served as Executive Vice President, Chief Financial Officer, and Treasurer of Tropicana Entertainment Inc. from April 2015 to October 2018. Ms. Glebocki has also served as Vice President of Finance and Chief Financial Officer of Revel Entertainment Group LLC from June 2007 to April 2015. Ms. Glebocki holds a B.S. from Lehigh University.

Gerald Haddock


Mr. Haddock founded Haddock Enterprises, LLC in 2000 and has served as its president since that time. In the last five years, he has served as a Founder and Director of Union Acquisition Corp. I., which recently completed a business combination with Bioceres Crop Solutions Corp., and a Founder and Director of Union Acquisition Corp. II, which recently completed a business combination with Procaps Group, S.A. He anticipates the same or similar position with Union Acquisition III. Mr. Haddock has served as director of Meritage Homes Corporation (MHC) since January 2005. MHC is a real estate development company that constructs single family detached homes across the United States as well as active adult communities and luxury real estate in Arizona. As a Director for Meritage, Mr. Haddock has served as its Chairman for Nominating and Corporate Governance Committee since 2006 and was appointed to its Audit Committee from 2009 until 2018.

Further, Mr. Haddock also serves as Director of Hartman Income REIT, a non-traded SEC reporting real estate investment trust, and has served in that capacity since mid-2020. As Director for Hartman, Mr. Haddock serves as the Chairman of the Nominating and Governance Committee and as a member of the Audit Committee.

Formerly, Mr. Haddock co-founded Crescent Real Estate Equities, a diversified real estate investment trust and served as its President, CEO and COO. He served as a Director of Valaris, Plc. (formerly ENSCO International, Plc.), a leading global offshore oil and gas drilling service company for over 30 years. As Director for Valaris, he served as its co-lead Director and Chairperson of the Audit Committee and was also a member of the Nominating and Governance Committee. Importantly, he served ENSCO in leading much of its mergers and acquisitions and oversaw strategic development. Additionally, from December 2004 to October 2008, Mr. Haddock served as a Board Member of Cano Petroleum, Inc.

Mr. Haddock also serves on the board of CEELI Institute. He has previously served on the Board of Trustees of the Baylor College of Medicine, as a member of the Executive Investment Committee at both Baylor University and at Baylor College of Medicine, as well as on the Board of the M.D Anderson Proton Therapy Education and Research Foundation. Mr. Haddock led the acquisition team to purchase the Texas Rangers in which he was a minority owner along with George W. Bush from 1989 to 1998 and served as its General Counsel.

Mr. Haddock received his Bachelor of Business Administration and Juris Doctorate Degrees from Baylor University. He also holds a Master of Laws in Taxation from New York University and MBA Degree from Dallas Baptist University.

Sergei Krylov


Mr. Krylov has been in the energy industry for more than 20 years, both as an investment banker and as an executive officer. Currently, Mr. Krylov serves as Investment Partner and Chief Financial Officer of Wilks Brothers, LLC. From 2014 to 2020, Mr. Krylov served as an executive at Approach Resources Inc., a NASDAQ listed exploration and production company focused on Permian basin, initially as Executive Vice President and Chief Financial Officer and subsequently as President and Chief Executive Officer. From 2000 to 2013, Mr. Krylov worked at J.P. Morgan Securities LLC in the Energy Investment Banking group in New York and Houston, where he most recently served as Managing Director. During his career Mr. Krylov has executed numerous mergers and acquisitions, capital markets offerings and financial restructurings. Mr. Krylov holds a B.B.A. in finance from Pace University.

Stacy Nieuwoudt


Ms. Nieuwoudt is currently a private investor. From November 2017 to November 2019, Ms. Nieuwoudt served as a Senior Energy and Industrials Analyst at Aptigon Capital, a Citadel Company. Prior to that, Ms. Nieuwoudt served as an Energy Equities Analyst at Surveyor Capital, a Citadel Company, from September 2010 to November 2017. Since January 2021, Ms. Nieuwoudt has served as a director of Independence Contract Drilling. Ms. Nieuwoudt holds a B.A. from Rice University.

Coy Randle


Mr. Randle, 61, joined the Company in May 2018 as the Company’s Senior Vice President of Operations, and has served as the Company’s Chief Operating Officer since October 2018. Mr. Randle has over 40 years of experience in the energy industry. Prior to joining the Company, Mr. Randle provided technical consulting services for New Tech Global Ventures, LLC from 2017 to May 2018. Prior to that, Mr. Randle served as Chief Operating Officer of FTS International, Inc. (“FTSI”), now an indirect subsidiary of the Company, from March 2010 to October 2015, as Senior Vice President of Operations from January 2008 to March 2010, and as Division Manager from March 2007 to January 2008.  As a director, Mr. Randle will be entitled to the compensation payable to the Company’s non-employee directors under the Company’s director compensation program.