HOUSTON, Sept. 11, 2013 /PRNewswire/ -- PATTERSON-UTI ENERGY, INC. (NASDAQ: PTEN) today announced that it will make a presentation on September 12, 2013 at the 2013 Barclays CEO Energy-Power Conference. Representing the Company at the conference will be Andy Hendricks, Chief Executive Officer and John Vollmer, Chief Financial Officer. The presentation will be webcast live beginning at approximately 3:45 p.m. Eastern Time. To access the webcast, go to www.patenergy.com prior to the scheduled start time. Replay of the webcast will be available through September 26, 2013 at www.patenergy.com. About Patterson-UTIPatterson-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 and its subsidiaries have more than 300 marketable land-based drilling rigs and operate primarily in oil and natural gas producing regions in the continental United States, Alaska, and western and northern Canada. Universal Pressure Pumping, Inc. and Universal Well Services, Inc. provide pressure pumping services primarily in Texas and the Appalachian region. Location information about the Company's drilling rigs and their individual inventories is available through the Company's website at www.patenergy.com. SOURCE PATTERSON-UTI ENERGY, INC.