HOUSTON, Jan. 27 /PRNewswire-FirstCall/ -- PATTERSON-UTI ENERGY, INC. (Nasdaq: PTEN) today announced that it will make a presentation on February 2, 2010 at the Credit Suisse Energy Summit in Vail, Colorado. Representing the Company at the conference will be Mark S. Siegel, Chairman, and John E. Vollmer, Chief Financial Officer.

The presentation will be webcast live beginning at approximately 7:00 a.m. Mountain Time on February 2, 2010. To access the webcast, go to www.patenergy.com approximately 10 minutes prior to the scheduled start time. Replay of the webcast will be available through February 10, 2010 at www.patenergy.com.

About Patterson-UTI

Patterson-UTI Energy, Inc. subsidiaries provide onshore contract drilling and pressure pumping services to exploration and production companies in North America. Patterson-UTI Drilling Company LLC has approximately 350 marketable land-based drilling rigs that operate primarily in the oil and natural gas producing regions of Texas, New Mexico, Oklahoma, Arkansas, Louisiana, Mississippi, Alabama, Colorado, Arizona, Utah, Wyoming, Montana, North Dakota, South Dakota, Pennsylvania, West Virginia and western Canada. Universal Well Services, Inc. provides pressure pumping services primarily in the Appalachian Basin.

SOURCE Patterson-UTI Energy, Inc.