From 1991 to 2004, Mr. George served in various executive positions at Vintage Petroleum, Inc., including President, Chief Executive Officer and as a member of the board of directors. In 1981, Mr. George joined Santa Fe Minerals, Inc. where he served until 1991 in executive positions including Vice President of Domestic Operations and Vice President-International. From 1975-1981, Mr. George held engineering and management positions with Amoco Production Company. Mr. George graduated from Missouri University of Science and Technology with a Bachelor of Science degree in Mechanical Engineering and Aquinas Institute with a Master of Arts in Theology.
We believe that Mr. George's service as the chief executive officer and a director of a publicly traded exploration and production company brings important experience and leadership skill to the board of directors of our general partner.
Prior to that, Mr. Olmstead was general manager for LB Jackson Drilling Company from 1978 to 1980. Mr. Olmstead is a certified public accountant and worked in public accounting for Touche Ross & Co. from 1974 to 1978 as an oil and gas tax consultant. Mr. Olmstead graduated from the University of Oklahoma with dual Bachelors of Business Administration degrees in finance and accounting before serving three years in the US Navy.
Mr. Olmstead previously served as Chief Financial Officer and Vice President of Primexx Energy Partners, Ltd., a privately held exploration and production company, from May 2010 until July 2011. From 2006 to 2010, Mr. Olmstead served as an Assistant Vice President at Bank of Texas/Bank of Oklahoma in the bank's energy group. Mr. Olmstead graduated from Vanderbilt University with a Bachelor of Engineering degree in Electrical Engineering and Math and a Master of Business Administration from the Owen School of Business at Vanderbilt University.
Previously, Mr. Culbertson served in various accounting positions with Vintage Petroleum from 2003 to 2006, The Williams Companies from 1999 to 2003 and Samson Resources from 1989 to 1999. Mr. Culbertson graduated from Oklahoma State University with a Bachelor of Business Administration degree in accounting, and the University of Tulsa with a Master of Business Administration. He is a Certified Public Accountant.
Mr. Pekar serves as Vice President of Business Development, General Counsel and Secretary of our general partner. He became an officer of our general partner in April 2012. Prior to joining us, Mr. Pekar served as General Counsel and Business Development Manager with Matador Resources Company from 2007 to 2012. Prior to this, Mr. Pekar was in private practice from 2003 to 2007. Mr. Pekar graduated from The University of Texas at Austin, with a Bachelor of Business Administration degree in Finance, and from Southern Methodist University School of Law, with a Juris Doctor degree. He is a licensed attorney in the State of Texas.