Robert P. Jornayvaz III has served as Chairman of the Board and Chief Executive Officer of Intrepid Potash since its formation in November 2007 and has served, directly or indirectly, as a manager of Intrepid Mining since its formation in January 2000. Mr. Jornayvaz is 100% owner of Intrepid Production Corporation, which owns 40% of Intrepid Mining and 100% of IPC Management LLC, one of two managers of Intrepid Mining. He also owns 50% of Intrepid Oil & Gas, LLC. He graduated from Phillips Exeter Academy and holds a B.A. degree from the Plan II Honors Program at the University of Texas and has 27 years' experience in the oil and gas industry. Mr. Jornayvaz has been associated with Mr. Harvey for approximately 12 years, participating in joint property acquisition arrangements through their own companies until forming Intrepid Oil & Gas, LLC in 1996.

J. Landis Martin has served as a director of Intrepid Potash since November 2007 and a director of Intrepid Mining since June 2007. Mr. Martin is the founder of the private equity firm Platte River Ventures and has been a Managing Director since November 2005. Mr. Martin retired as Chairman and Chief Executive Officer of Titanium Metals Corporation, an integrated producer of titanium metals, where he served from 1989 until November 2005. Mr. Martin served as President and Chief Executive Officer of NL Industries, Inc., a manufacturer of titanium dioxide chemicals, from 1987 to 2003 and was Chairman and Chief Executive Officer of Baroid Corporation from 1990 to 1994. Mr. Martin is Chairman of the Board of Directors of Crown Castle International Corp. and is also a director of Halliburton Company and Apartment Investment Management Company. Mr. Martin holds a B.S.B.A. in Business Administration and Economics from Northwestern University and a J.D. from Northwestern University School of Law.

Barth E. Whitham has served as President and Chief Executive Officer of Enduring Resources, LLC, a company focused on the acquisition and exploitation of longlived natural gas assets in domestic onshore basins, since July 2005, and also serves on its board of directors. From January 1991 to June 2005, Mr. Whitham served as President and Chief Operating Officer of Westport Resources Corp., a publicly traded Rocky Mountain-based exploration and production company, and also served on its board of directors. Mr. Whitham also serves as a director and member of the audit committee of Ensign Energy Services Inc., an oilfield services company publicly traded on the Toronto Stock Exchange. Mr. Whitham holds a B.S. in Petroleum Engineering and an M.S. in Economics from the Colorado School of Mines.