Mammoth Energy Services competitors

M. Jay Allison has been a director since 1987, and our Chief Executive Officer since 1988. Mr. Allison was elected Chairman of the board of directors in 1997. From 1988 to 2013, Mr. Allison served as our President and before that he served as our Vice President and Secretary. From 1981 to 1987, he was a practicing oil and gas attorney with the firm of Lynch, Chappell & Alsup in Midland, Texas. Mr. Allison was Chairman of the Board of Directors of Bois d’Arc Energy, Inc. from the time of its formation in 2004 until its merger with Stone Energy Corporation in 2008. He received B.B.A., M.S. and J.D. degrees from Baylor University in 1978, 1980 and 1981, respectively. Mr. Allison also serves on the Board of Regents for Baylor University.

Mr. Travis D. Stice is Chief Executive Officer, Director of Diamondback Energy, Inc.,since November 2012. Prior to his current positions with us, he served as our President and Chief Operating Officer from April 2011 to January 2012. He served as a Vice President of Laredo Petroleum Holdings, Inc. from September 2008 to September 2010. Prior to that, Mr. Stice held a series of positions of increasing responsibilities at Burlington Resources until Burlington Resources' acquisition by ConocoPhillips in March 2006. He started his career with Mobil Oil in 1985. Mr. Stice has nearly 30 years of industry experience in production operations, reservoir engineering, production engineering and unconventional oil and gas exploration and over 20 years of management experience. Mr. Stice graduated from Texas A&M University with a Bachelor of Science degree in Petroleum Engineering. Mr. Stice is a registered engineer in the State of Texas, and is a 26-year member of the Society of Petroleum Engineers. We believe that Mr. Stice’s leadership within the Company, his management experience and his knowledge of the critical internal and external challenges facing the Company and the oil and natural gas industry as a whole qualify him for service on our board of directors.

Sam Sledge are a Chief Strategy and Administrative Officer at ProPetro Holding Corp and are based in Midland, Texas. They have worked as Frac Technical Specialist at ProPetro Holding Corp, Intern at Pendragon Oil, and Technical Operations at ProPetro Holding Corp. Sam studied at Hankamer School of Business between 2009 and 2011 and Hankamer School of Business between 2005 and 2009.

Richard A. Hubbell has been President of RPC, Inc., since 1987 and CEO since April 2003. He has also been the President and Chief Executive Officer of Marine Products Corporation (boat manufacturing) since February 2001. Mr. Hubbell serves on the Board of Directors for both of these companies. Previously, he was Executive Vice President of Rollins Communications, Inc., a media company. He joined Rollins, Inc. in 1970. Mr. Hubbell received a B.A. in Economics from Westminster College.

Michael J. Doss has served as our Chief Executive Officer since October 2015. He joined our Company in January 2014 as Senior Vice President—Finance and Treasurer and was named Chief Financial Officer in December 2014. From July 2008 until joining our Company, Mr. Doss served as Vice President of Finance of Energy Transfer Partners, L.P., or ETP, a master limited partnership that owns and operates a portfolio of energy assets in the United States and then as Vice President of Strategic Planning for its affiliate Energy Transfer Equity, L.P. Prior to ETP, he was a Senior Credit Officer at Moody’s Investors Service, a provider of credit ratings, research and risk analysis, covering a diverse portfolio of oil and natural gas issuers. Prior to that, Mr. Doss spent more than seven years of his career in public accounting at Ernst & Young LLP serving clients in the oil and natural gas industry.