Leader Energy Services Ltd. (Leader) provides completion and stimulation services for the oil and gas sector in the Western Canadian Sedimentary Basin (WCSB) and in the Northeastern United States. Leader’s operations are managed from its operations base in Grande Prairie, Alberta. From this base the Company offers well stimulation services across the WCSB. The Company provides flameless vaporization of liquid nitrogen for coiled tubing operations. Leader's range of services includes nitrogen cleanouts, well kick-arounds, nitrogen purging, nitrified acid assists and foam cementing assists. On July 22, 2008, Key Energy Pressure Pumping Services, LLC, a wholly owned subsidiary of Key Energy Services, Inc. (Key) purchased the assets, properties and rights of Leader’s coiled tubing, cementing, and acidizing services involved in the Company’s United States operations.