Michael C. Coffman
President, CEO
Oklahoma City, OK
Duke R. Ligon
Attorney
Former Strategic Advisor to Love's Travel Stops and Country Stores,
Former Senior Vice President and General Counsel, Devon Energy Corp.
both of Oklahoma City, OK
Robert O. Lorenz
Lead Independent Director
Retired
Edmond, OK
Robert A. Reece
Attorney
Reece Enterprises, Inc.
Oklahoma City, OK
Robert E. Robotti
Robotti & Company, LLC, CEO
New York City, NY
Darryl G. Smette
Executive Vice President of
Marketing and Midstream
Devon Energy Corporation
Oklahoma City, OK
H. Grant Swartzwelder
Petrogrowth Advisors, CEO
Plano, Texas