Unit Corporation (NYSE:UNT) announced today that it will present at the
Independent Petroleum Association of America’s 2011 Oil & Gas Investment
Symposium, which will be held September 26th – 28th in San Francisco.
Unit’s presentation will be broadcast live over the Internet on Monday,
September 26th at 2:05 p.m. Pacific Time (5:05 p.m. Eastern Time).
Listeners may access the webcast 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 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
David T. Merrill, 918-493-7700
Financial Officer & Treasurer