Western Energy Services Corp. operates as an oilfield service company in Canada and the United States. It operates through Contract Drilling and Production Services segments. The Contract Drilling segment provides contract drilling services using drilling rigs and auxiliary equipment. The Production Services segment offers well servicing rig and related equipment, as well as rental equipment services. It serves crude oil and natural gas exploration and production companies. The company was incorporated in 1996 and is headquartered in Calgary, Canada.