Mr. Gillock is a registered petroleum engineer who provides contract, engineering and field services to D. R. Payne & Associates, Inc. (“DRPA”) in situations where the Firm’s principals serve as an operating executive/fiduciary. Mr. Gillock has worked on a number of E&P Company matters as a contract consultant and part of DRPA’s professional service team.

Campbell & Associates, Inc. – Production Engineer

March 2014 – Current

• Collaborated with production manager to evaluate, plan, and safely execute uphole recompletion operations and repair downhole equipment failures
• Determined performance characteristics of wells with echometer to establish inflow performance curves
• Reviewed LOEs and made cost reductions to optimize economics of current and future production
• Researched leasing and pooling information to track development and expenses for unconventional wells throughout the SCOOP and STACK
• Frequently testifies as expert engineer at the Oklahoma Corporation Commission
• Performed fair value analysis on numerous acquisition and divesture operations ranging from several hundred thousand to tens of millions of dollars
• Regularly estimates measure of value and performance for unconventional wells throughout the SCOOP and STACK
• Use rate transient and pressure transient analysis to determine reservoir properties
• Worked as consulting field supervisor and advisor with multiple lending groups for bankruptcies and receiverships
• Collaborated with legal counsel to develop material for numerous hearings in District and Federal Courts throughout the United States
• Analyzed cause of fault in personal injury cases related to drilling and completing operations in the Anadarko Basin
• Frequently supervises field operations including recompletion operations, remedial operations, and well plugging
• Performed least cost analysis to optimize artificial lift selection for rod lift, submersible pump, and plunger lift wells
• Lead supervisor for team overseeing operations on a ~13,000 acre secondary recovery unit
• Successfully developed and permitted through the OCC, DEQ, and PHMSA a previously defunct pipeline system in urban conditions that allowed the profitable sales of produced gas
• Designed and successfully implemented new processing facilities that improved economics for several large water volume oil and gas wells
• Generated reserve reports for various corporate clients and accounting firms

Registered Professional Petroleum Engineer – June 2020

M.S. Petroleum Engineering Coursework – May 2016
University of Oklahoma, Norman
Coursework: Well Testing, Secondary Recovery Techniques

B.S. Petroleum Engineering – December 2015
University of Oklahoma, Norman

B.S. Biochemistry – Aug 2012
University of Oklahoma, Norman

SPE Future Trailblazers Mentorship Program
Society of Petroleum Engineers