TBPE REGISTERED ENGINEERING FIRM F-1580 FAX (713) 651-0849
1100 LOUISIANA STREET SUITE 4600 HOUSTON, TEXAS 77002-5294 TELEPHONE (713) 651-9191
EXHIBIT 23.3
CONSENT OF INDEPENDENT ENGINEERS
As independent engineering consultants, Ryder Scott Company, L.P. hereby consents to the use of our report entitled “Southwest Royalties, Inc. and Clayton Williams Energy, Inc., Estimated Future Reserves and Income Attributable to Certain Leasehold and Royalty Interests, SEC Parameters, as of December 31, 2015” dated February 19, 2016 and data extracted therefrom (and all references to our Firm) included in or made a part of this Form 10‑K Annual Report to be filed on or about March 23, 2016 and to the incorporation by reference of this Form 10‑K Annual Report (including the use of our report and references to our Firm herein) into that certain Registration Statement on Form S-3 filed by Clayton Williams Energy, Inc. with the Securities and Exchange Commission, file number 333-116825, Form S-4 numbers 333-193567 and 333-178470, and those certain Registration Statements on Form S-8 filed by Clayton Williams Energy, Inc. with the Securities and Exchange Commission, file numbers 33‑68320, 33‑68316, 33‑69688, and 33‑92834 covering the Bonus Incentive Plan of Clayton Williams Energy, Inc., Outside Directors Stock Option Plan of Clayton Williams Energy, Inc., Clayton Williams Energy, Inc. 401(k) Plan & Trust, and the Executive Incentive Stock Compensation Plan of Clayton Williams Energy, Inc., respectively.
/s/ Ryder Scott Company, L.P.
RYDER SCOTT COMPANY, LP
TBPE Firm Registration No. F-1580
Houston, Texas
March 23, 2016
SUITE 600, 1015 4TH STREET, S.W. CALGARY, ALBERTA T2R 1J4 TEL (403) 262-2799 FAX (403) 262-2790
621 17TH STREET, SUITE 1550 DENVER, COLORADO 80293-1501 TEL (303) 623-9147 FAX (303) 623-4258