Callon Petroleum competitors

John, was appointed executive vice president and chief operating officer – North America, effective Jan. 1, 2014, having been region vice president – Permian Region, from 2010 through 2013. He previously served as vice president – Business Development, since January 2004, and production manager for the Gulf Coast Region since April 2003. Prior to that, Christmann held various positions of increasing responsibility in the business development area since joining the company in 1997. Previously, he was employed by Vastar Resources/ARCO Oil and Gas Company in business development, crude oil marketing and engineering assignments. Christmann received his bachelor’s degree in petroleum engineering from the Colorado School of Mines and MBA from Southern Methodist University.

Wilkie have worked as Principal at Goff Capital Inc, Board Member at RESOLUTE ENERGY CORP, and Interim President & CEO at CONTANGO OIL & GAS CO. They work or have worked as MEMBER at CFA Society of Dallas-Fort Worth. Wilkie studied at University of Texas System.

Christian S. Kendall, President and Chief Operating Officer, joined Denbury in September of 2015. Kendall joined Denbury from Noble Energy, Inc., where he most recently served as a member of Noble’s executive management and as part of its operations leadership team as Senior Vice President, Global Operations Services. Prior to that, Kendall served as Vice President, Gulf of Mexico (2011-2014), and as Business Unit Manager and Vice President, Noble Energy Mediterranean Ltd (2007-2011), having been with Noble since 2001. Kendall began his career with Mobil Oil Corporation in 1989 and, in total, has over 27 years of oil and gas industry experience in domestic and international operations roles. Kendall holds a Bachelor of Science degree in Engineering, Civil Specialty, from the Colorado School of Mines.

Experienced publicly-traded energy company CEO with demonstrated success in cost and operational turnarounds. Skilled at cost structure right-sizing, operational improvement, disciplined capital allocation, liquidity management, corporate finance, M&A and financial restructuring. Prior experience in asset management and investment banking provides strong valuation capabilities and both public- and private-investor "perspective."