Unit Corporation (NYSE: UNT) announced today that Chairman John G.
Nikkel is retiring from the Board of Directors of Unit Corporation
effective December 31, 2016. J. Michael Adcock, a current board member,
has been elected the new chairman.

Mr. Nikkel joined the company as its president, chief operating officer,
and a director in 1983. He was elected its chief executive officer in
July 2001 and chairman of the board in August 2003. Mr. Nikkel retired
as an employee and as the chief executive officer of the company on
April 1, 2005, but retained his position as chairman of the board.

Mr. Adcock has served on the company’s board since 1997. He is a member
of the Audit and Nominating and Governance Committees, as well as
chairman of the Compensation Committee. He has many years of experience
in banking, investments, and energy operations, as well as executive
leadership experience as chief executive officer of two companies, one
of which was a publicly-traded international energy company.

Larry Pinkston, the company’s chief executive officer and president,
said: “John has been an incredible asset to Unit for the 33 years he has
been with this company, working to grow our diversified operations. His
experience and knowledge in this industry is unparalleled. We will
greatly miss John, but we believe that Mike Adcock is poised to take the
helm of our board given his experience and knowledge of the industry and
our company. We look forward to his leadership.”

Unit Corporation is a Tulsa-based, publicly held energy company engaged
through its subsidiaries in oil and natural gas exploration, production,
contract drilling and natural gas gathering and processing. Unit’s
Common Stock is listed on the New York Stock Exchange under the symbol
UNT. For more information about Unit Corporation, visit its website at http://www.unitcorp.com.

Unit Corporation
Michael Earl, 918-493-7700
Vice President,
Investor Relations