DeGolyer and MacNaughton
Suite 800 East
Dallas, Texas 75244
February 27, 2017
Callon Petroleum Company
200 North Canal Street
Natchez, Mississippi 39120
Ladies and Gentlemen:
We hereby consent to the use of the name DeGolyer and MacNaughton, to the references to us and to our reserves reports for the years ended December 31, 2014, 2015, and 2016 in Callon Petroleum Company’s Annual Report on Form 10-K for the year ended December 31, 2016, references to DeGolyer and MacNaughton as an independent petroleum engineering consulting firm, to references to our third-party letter report dated January 23, 2017, containing our opinion on the proved reserves attributable to certain properties that Callon Petroleum Company has represented that it owns, as of December 31, 2016 (our Report), and to the inclusion of our Report as an exhibit in Callon Petroleum Company’s Annual Report on Form 10-K for the year ended December 31, 2016. We also consent to all such references and to the incorporation by reference of our Report in the Registration Statements to be filed by Callon Petroleum Company on its Form S-3 (Nos. 333‑210612 and 333-202038) and Form S-8 (Nos. 333-109744, 333-176061, 333-100646, 333-188008, and 333-212044).
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Very truly yours, |
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/s/ DeGolyer and MacNaughton |
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DeGOLYER and MacNAUGHTON |
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Texas Registered Engineering Firm F-716 |
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