Currently Chairman of VSO Petroleum Consultants, Mr. Pressler founded Pressler Petroleum Consultants, Inc., which has actively provided petroleum engineering consulting services since 1985. Prior to 1985, Mr. Pressler was President of Philip Hill Energy, President of Republic Oil and Gas Corp., and Chief Petroleum Engineer for Barnhart Co. after his initial years with Exxon. Mr. Pressler is a 1959 graduate of the University of Texas with a B.S. Degree in Petroleum Engineering, and is a Registered Professional Engineer.