Thomas E. Hardisty, Senior Vice President, Corporate Development and Corporate Secretary

Mr. Hardisty has served as Senior Vice President, Corporate Development of PDTI since June 2004. Mr. Hardisty had previously served as Director and Senior Vice President, Corporate Development of Particle Drilling, Inc. from June 2003 until it was merged into PDTI in June 2004, and was also a Director from June 2004 until January 2006. Mr. Hardisty has over 24 years of experience in the oil and gas industry, primarily in the area of land management, contracts and corporate development, and is co-founder of the company. From January 2001 until June 2003, Mr. Hardisty was Vice President, Land of Shoreline Partners LLC, an independent exploration company and from January 2000 until January 2001, Vice President, Land of Benz Resources LLC, a consulting firm charged with managing certain exploration properties acquired by Harken Energy Corporation. From May 1999 until January 2000, Mr. Hardisty was a Land Manager for Texstar Energy Inc. responsible for divesting certain of the company’s exploration projects in the Texas Gulf Coast and Mississippi areas. From 1994 until May 1999, Mr. Hardisty was Division Landman for PetroCorp Inc. responsible for company land positions, contract negotiations and partner relations in exploration and development projects in PetroCorp’s Gulf Coast, Rockies and Canada Division. From 1984 until 1994, Mr. Hardisty was a land consultant and later Senior Project Manager for Roger A. Soape Inc. in Houston, Texas. Mr. Hardisty graduated from the University of Texas at Austin in 1984 with a BBA in Petroleum Land Management. He is a member of the American Association of Drilling Engineers (AADE), the American Association of Professional Landmen (AAPL) and the Houston Association of Professional Landmen (HAPL). Mr. Hardisty recently served as a Director of HAPL and is past Chairman of the HAPL Ethics Committee and past Chairman of HAPL Membership Committee.