Exhibit 23.7
CONSENT OF INDEPENDENT PETROLEUM ENGINEERS AND GEOLOGISTS
We hereby consent to the inclusion in or incorporation by reference into the Registration Statement on Form S-4 of Chesapeake Energy Corporation, to be filed on or around January 10, 2020, of our report, dated February 26, 2019, with respect to our audit of estimates of proved reserves and future net revenues as of December 31, 2018 for Brazos Valley Longhorn, L.L.C. We also hereby consent to all references to our firm or such reports included in or incorporated by reference into such Registration Statement.
Very truly yours,
| /s/ W. Todd Brooker |
| W. Todd Brooker, P. E. |
| President |
| Cawley, Gillespie & Associates, Inc. |
| Texas Registered Engineering Firm F-693 |
| Austin, Texas |
| January 10, 2020 |