Approach Resources Inc. is an independent energy company. The Company is engaged in the exploration, development, production and acquisition of oil and gas properties in the Midland Basin of the greater Permian Basin in West Texas. The Company focuses on finding and developing oil and natural gas reserves in oil shale and tight gas sands. The Company is developing resource potential from the Wolfcamp shale oil formation. The Company's additional drilling targets include the Clearfork, Canyon Sands, Strawn and Ellenburger zones. The Company refers its development project in the Permian Basin as Project Pangea, which includes Pangea West. The Company also owns interest in the East Texas Basin. The Company owns and operates approximately 729 producing oil and gas wells in the Permian Basin.