Exhibit 23.3
DeGolyer and MacNaughton
5001 Spring Valley Road
Suite 800 East
Dallas, Texas 75244
September 15, 2017
Approach Resources Inc.
One Ridgmar Centre
6500 West Freeway, Suite 800
Fort Worth, Texas 76116
Ladies and Gentlemen:
We hereby consent to the incorporation by reference in this Registration Statement on FormS-3 (the “Registration Statement”) of Approach Resources Inc. (the “Company”) of all information from our letter report dated February 7, 2017, included in or made a part of the Annual Report on Form10-K of the Company for the year ended December 31, 2016. We also consent to the reference to us under the heading “Experts” in such Registration Statement.
Very truly yours,
/s/ DeGolyer and MacNaughton
DEGOLYER AND MACNAUGHTON
Texas Registered Engineering FirmF-716
