William R. Granberry

Mr. Granberry was appointed to our Board of Directors on January 23, 2008. Mr. Granberry has been a member of the board of directors of The Williams Companies, Inc. (an integrated gas company with exploration and production, midstream, and gas pipeline operations) from November 2005 to December 2011. In January 2012 he became a member of the board of directors of WPX Energy, Inc., which was spun off from The Williams Companies Inc. He was a member of Compass Operating Company, LLC, a small, private oil and gas exploration, development and producing company with properties in West Texas and Southeast New Mexico from October 2004 through December 2013. From 1999 through September 2004, he managed investments and consulted with oil and gas companies. He invested in and became a board member of Just4Biz.com (a start-up internet company engaged in online office supply) in 1999 and served as Interim CEO for brief periods in 2000 and 2001. Just4Biz.com filed for bankruptcy in May 2001. From January 1996 to May 1999, Mr. Granberry was President and Chief Operating Officer of Tom Brown, Inc., a public oil and gas company with exploration, development, acquisition and production activities throughout the central United States. Mr. Granberry earned Bachelor of Science and Master of Science degrees in Petroleum Engineering from the University of Texas and upon graduation, worked for Amoco Production Company for 16 years.