People, Passion, Performance Precision Drilling Corporation (NYSE: PDS, TSX: PD) is the largest drilling rig contractor in Canada, also providing oil field rental and supplies. Operations expanded from 3 drilling rigs in 1984 to over 240+ drilling rigs and worldwide operations (Mexico, North Africa, Middle East, Kazakhstan, India, etc.) BUSINESS UNITS: Precision Drilling Ltd - contracting of drilling rigs Precision Rentals - oilfield and onshore equipment rentals Precision Well Servicing - completion and workovers for oil wells Rostel Industries Ltd - manufacturing and repair services for oilfield equipment LRG Catering Ltd - camp and catering company Live Well Service Ltd - supplier of snubbing services for completions Columbia Oilfield Supply Ltd - general supply store to the oilfield service industry Grey Wolf Drilling - U.S. drilling contractor with 122 rigs (merged in 2008) *Precision Energy (including Computalog Ltd and Reeves Wireline) was sold to Weatherford International in 2005.

Ensign Energy Services Inc. is an industry leader in the delivery of oilfield services in Canada, the United States and internationally.