Unit Corporation (NYSE: UNT) announced today that it will present at
EnerCom’s London Oil & Gas Conference, which will be held June 11th
and 12th in London, England. Unit’s presentation will be
broadcast live over the Internet on Tuesday, June 11, 2013 at 10:45 a.m.
British Summer Time (5:45 p.m. Eastern Daylight Time). Listeners may
access the webcast and the conference presentation via the Company’s
website at www.unitcorp.com.

Unit Corporation is a Tulsa-based, publicly held energy company engaged
through its subsidiaries in oil and 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 D. Earl, 918-493-7700
Vice President,
Investor Relations