Ensign United States Drilling Inc., a wholly owned subsidiary of Ensign Energy Services Inc., Calgary, (Toronto: ESI) has acquired Action Oil Field Services Inc. and Action Energy Services from Petro-Canada Resources (USA) Inc. The acquisition expands Ensign's suite of oilfield services to include well servicing in the Rocky Mountain region of the United States. Action Services owns and operates eight well servicing rigs, one swabbing unit and 10 vacuum/fluid hauling trucks in Colorado and three coalbed-methane drilling rigs and other related equipment in Wyoming. The purchase price, which was not disclosed, will be funded with existing working capital. This acquisition represents Ensign's entry into the United States well-servicing market.