Chairman and CEOMr. Scott Douglas Sheffield is Executive Chairman of the Board of the Company. Mr. Sheffield was named Executive Chairman effective January 1, 2017, pursuant to the succession process announced in May 2016. He retired as Chief Executive Officer of the Company effective December 31, 2016, a position he had held since August 1997. He was first named Chairman of the Board in August 1999. He also served as President of the Company from August 1997 to November 2004, and had served as Chief Executive Officer and director from June 2007, and as Chairman of the Board from May 2008, of the general partner of Pioneer Southwest through December 2013. Mr. Sheffield was the Chairman of the Board of Directors and Chief Executive Officer of Parker Parsley from January 1989 until the Company was formed in August 1997
Age: 63 Chairman Since 2016Sheffield joined Parker & Parsley as a petroleum engineer in 1979, was promoted to Vice President Engineering in September 1981, was elected President and a Director in April 1985, and became Parker & Parsley Chairman of the Board and Chief Executive Officer in January 1989. Before joining Parker & Parsley, Mr. Sheffield was employed as a production and reservoir engineer for Amoco Production Company. The Board believes that Mr. Sheffield is qualified to serve on the Board based on his professional experience and education, and particularly, his long service as Chief Executive Officer of the Company, his educational background and work experience in petroleum engineering, his deep knowledge of the Company resulting from his long tenure with the Company and its predecessor, and his extensive knowledge of the energy industry.