CONSENT OF CAWLEY, GILLESPIE & ASSOCIATES
Published on September 22, 2025
Exhibit 23.5
CONSENT OF INDEPENDENT PETROLEUM ENGINEERS
As independent petroleum engineers, we hereby consent to the references to our firm, in the context in which they appear, and to the references to, and the inclusion of, our summary reserve report dated January 21, 2025, and oil, natural gas and NGL reserves estimates and forecasts of economics as of December 31, 2024, included in or made part of the Annual Report on Form 10-K of Mach Natural Resources LP (the “Company”) filed on March 13, 2025. We also consent to the incorporation by reference of such report in this Registration Statement (Form S-3) of the Company.
| CAWLEY, GILLESPIE & ASSOCIATES, INC. | |
| Texas Registered Engineering Firm | |
| /s/ J. Zane Meekins | |
| J. Zane Meekins, P.E. | |
| Executive Vice President |
Fort Worth, Texas
September 22, 2025