Exhibit 23.4
July 16, 2018
Callon Petroleum Company
200 North Canal Street
Natchez, Mississippi 39120
Ladies and Gentlemen:
We hereby consent to the incorporation by reference in the Registration Statement on FormS-4 of Callon Petroleum Company, to be filed on or about July 16, 2018, of all references to the name of DeGolyer and MacNaughton and to the use of our reports effective December 31, 2017, December 31, 2016, and December 31, 2015, in Callon Petroleum Company’s Annual Report on Form10-K for the year ended December 31, 2017, filed with the United States Securities and Exchange Commission on February 28, 2018.
Very truly yours,
/s/ DeGolyer and MacNaughton
DeGOLYER and MacNAUGHTON
Texas Registered Engineering FirmF-716