Scott D. Sheffield

Scott D. Sheffield is an energy industry leader who played significant roles in the

American shale revolution and lifting of the U.S. crude oil export ban. He recently retired

as CEO of Pioneer Natural Resources, the company he helped found in 1997 and grew

into what is today the largest crude producer in Texas.

The son of an ARCO executive, Sheffield attended high school in Tehran, Iran. After

graduating from the University of Texas, he began his career as a reservoir engineer with

Amoco Production Co. In 1979, Sheffield became the fifth employee of Parker & Parsley

Petroleum Co. in Midland, Texas. By 1985, he was CEO of Parker & Parsley and became

its chairman in 1991.

Under Sheffield’s leadership, Parker & Parsley merged with MESA, Inc. in 1997 to form

Pioneer Natural Resources Co. He became the company’s founding CEO and assumed

the position of chairman of the board in August 1999. Sheffield retired from the company

in 2016, but he returned as President and CEO in 2019 and continues to serve on the

board. Pioneer announced a sale to ExxonMobil in October 2023 for $65 billion. The

company grew from $32 million in 1985 to $65 billion under his leadership.

Sheffield also serves as a director of The Williams Companies, Inc., a provider of largescale

infrastructure for natural gas and natural gas products, on the advisory board of the

Center for Global Energy Policy at Columbia University and on the Energy Council of

CSL Capital Management, LLC, a private equity firm.

The Permian Basin Petroleum Association recently honored Sheffield as the recipient of

its prestigious Top Hand award, which recognizes individuals who have demonstrated

exceptional leadership within the oil and gas industry and the Permian Basin community.

He is also a 2013 inductee into the Permian Basin Petroleum Museum Hall of Fame,

memorializing those whose achievements and outstanding contributions to the industry

helped build the Permian Basin. Sheffield also received the Texas Oil & Gas

Association’s Distinguished Service Award, the ADL’s Henry Cohn Humanitarian Award

in Dallas, the National Multiple Sclerosis Society’s Hope Award in Midland and the Frank

Pitts Award for Energy Leadership from SMU.

He and his wife, Kimberley, are dedicating their time and funds to building a $15 million,

state-of-the-art tennis facility for First Serve New Mexico to teach the children of Santa Fe

tennis, life skills and tutoring.

Sheffield is a distinguished graduate of the University of Texas with a bachelor of science

degree in petroleum engineering.