August 28, 2007 – SAN ANTONIO, TEXAS – Pioneer Drilling Company (AMEX: PDC) announced today that the Company will be presenting at the Lehman Brothers CEO Energy/Power Conference to be held at the Sheraton New York Hotel & Towers in New York City, September 4 - 6, 2007.

Wm. Stacy Locke, Pioneer Drilling’s President and Chief Executive Officer, is scheduled to present on Wednesday, September 5, 2007, at 11:45 a.m. eastern time. The presentation will be broadcast live over the Internet and the webcast link can be accessed live and for replay by visiting the Company’s website at www.pioneerdrlg.com.

About Pioneer Drilling Pioneer Drilling provides land contract drilling services to independent and major oil and gas operators drilling wells in Texas, Louisiana, Oklahoma, Kansas, the Rocky Mountain region, and internationally in Colombia. Its fleet consists of 69 land drilling rigs that drill in depth ranges between 6,000 and 18,000 feet.