Tom Jorden was named President and Chief Executive Officer of Cimarex Energy Co. effective September 30, 2011. Since December 8, 2003, Mr. Jorden served as Executive Vice President of Exploration and had served in a similar capacity since September 30, 2002. Prior to September 2002, Mr. Jorden was with Key Production Company, Inc., where he served as Vice President of Exploration (October 1999 to September 2002) and Chief Geophysicist (November 1993 to September 1999). Prior to joining Key, Mr. Jorden was with Union Pacific Resources and Superior Oil Company. Mr. Jorden is a graduate of the Colorado School of Mines, where he earned B.S. and M.S. degrees in Geophysics.