Unit Corporation (NYSE: UNT) announced today that it will participate at
EnerCom’s London Oil & Gas Conference, which will be held June 13th
and 14th in London, England. Unit’s presentation will be
broadcast live over the Internet on Wednesday, June 13, 2012 at 2:55
p.m. British Summer Time (9:55 a.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
David T. Merrill, 918-493-7700
Financial Officer & Treasurer