Pure Energy Services Ltd., an energy services company, provides well completion and production related services to oil and natural gas exploration and production companies in Canada and the United States. Its Canadian Completion Services segment primarily provides wire line and frac flow back services performed on new and producing oil and natural gas wells. This segment also offers cased holed electric wireline and slickline services, specialty logging services, pressure transient analysis, and well optimization and swabbing services. The company’s US Completion Services segment provides wireline and frac flowback services performed on new and producing oil and natural gas wells in the Rocky Mountain, North Dakota, and Appalachian Basin regions of the United States. This segment also offers wireline logging and perforating services; and underbalanced drilling services. Pure Energy Services Ltd. was founded in 2001 and is headquartered in Calgary, Canada. As of October 1, 2012, Pure Energy Services Ltd. operates as a subsidiary of FMC Technologies, Inc.