David M. Bump
Vice President, Drilling and Completions

David M. Bump joined the company in April 2014 as Vice President, Drilling and Completions. Mr. Bump brings with him 25 years of domestic and international industry experience with both small and large independent operators. From 2011 to 2014, he worked for Anadarko Petroleum Corporation as the Drilling and Completions Manager overseeing the Mozambique operations. From 2006 through 2011, Mr. Bump served as Anadarko’s Gulf of Mexico and International Deepwater Completions Manager. From 1997 until 2006, Mr. Bump held a variety of positions with Kerr-McGee Oil and Gas prior to the merger with Anadarko Petroleum Corporation. These positions included Gulf of Mexico/International Deepwater Completions Manager, Drilling Engineering Manager of China Operations, and Deepwater Drilling Engineer. Prior to 1997, he held various engineering positions at several small independent operators. Mr. Bump received Bachelor of Science Degree in Petroleum Engineering from Texas A&M University in 1989.



Antoine Gautreaux
Vice President, Production Operations

Antoine Gautreaux joined W&T in 2007 and was appointed Vice President, Production Operations in December 2013. Mr. Gautreaux has over 39 years of Oil & Gas operational experience including 21 years with Placid Oil Company, 3 years with Deeptech International/Leviathan Gas Pipeline in the Gulf of Mexico and 10 years with Prime Natural Resources, Inc., including both domestic operations in the USA and internationally in Colombia and Iraq. Mr. Gautreaux has a B.S. in Petroleum Engineering Technology from Nicholls State University.



Todd E. Grabois
Vice President and Treasurer

Todd E. Grabois joined W&T as Vice President and Treasurer in July, 2006. Mr. Grabois was most recently Chief Financial Officer for Texas Independent Exploration LTD from 2001 to 2006. Prior to joining Texas Independent, he was with Benz Energy, Inc. and Texstar Petroleum for 17 years serving in various positions, including Treasurer and Secretary. Mr. Grabois has a B.S. in Accounting from the University of Delaware.



Steve Hamm
Vice President, HSE&R

Steve Hamm joined W&T as Vice President, HSE&R in 2017.  He originally joined the Company in 2012 as Director HSE, a position he held for four years before he left the Company to co-found and operate his own HSE consulting firm for the energy industry. Mr. Hamm spent the first 11 years of his career at an environmental regulatory agency where he held roles as an NPDES Investigator, Superfund Coordinator and Emergency Response Manager.  Following this, Steve consulted for the oil and gas industry in regulatory, environmental and safety compliance for approximately 10 years. Steve holds a B.S. degree in Marine Fisheries from Texas A&M University, and is a Certified Safety Professional.



James Hersch
Vice President, Geosciences

James Hersch joined W&T in 2010 as Exploration Manager Worldwide and in 2013 became Director, Geosciences, a position he held until being appointed Vice President Geosciences in 2017.  Mr. Hersch has over 35 years of experience as a geologist and led exploration teams analyzing oil and gas producing basins around the world for large and small companies, including Exxon, Anadarko Petroleum and Century Petroleum.  Immediately prior to joining W&T, he was the Principal and Founder of a private geological/geophysical consulting firm for international and domestic North America projects.  Mr. Hersch is a licensed geologist and received a B.A. in Geology from Appalachian State University and an M.S. in Economic Geology from the University of Tennessee.



W. Allen Tate
Vice President, Marketing & Midstream

W. Allen Tate joined W&T as Vice President, Marketing & Midstream in August 2006. Mr. Tate has over 30 years of industry experience and was most recently Director of Producer Services for Noble Energy Marketing, Inc. Prior to joining Noble, he was a Business Development Director for Southern Union, Director of Business Development and Supply for CMS Field Services, and Director of Marketing for CMS Energy. Prior to that, Mr. Tate held various management positions in Marketing, Marketing Operations, Business Development & Supply and Gas Measurement with Duke Energy, PanEnergy, Panhandle Eastern Corporation and Hytech Energy. Mr. Tate has a BBA in Finance from the University of Texas at Austin.



Janet Yang
Vice President, Corporate & Business Development

Janet Yang joined W&T in 2008 as Finance Manager and in 2012 became Director, Strategic Planning & Analysis, a position she held until being appointed Vice President, Corporate & Business Development in 2017.  Ms. Yang has over 15 years of finance, investment and strategy experience in the energy industry.  Prior to joining W&T, Ms. Yang held positions in research and investment analysis at BlackGold Capital Management, investment banking at Raymond James and energy trading at Allegheny Energy.  Ms. Yang received a B.A. in Economics from Rice University and an M.B.A. with concentrations in Finance and Accounting from The University of Chicago Booth School of Business.