CNQ vs PTEN

Canadian Natural Resources Limited

Canadian Natural Resources Limited acquires, explores for, develops, produces, markets, and sells crude oil, natural gas, and natural gas liquids (NGLs). The company offers synthetic crude oil (SCO), light and medium crude oil, bitumen (thermal oil), primary heavy crude oil, and Pelican Lake heavy crude oil. Its midstream assets include two crude oil pipeline systems; and a 50% working interest in an 84-megawatt cogeneration plant at Primrose. As of December 31, 2020, the company had total proved crude oil, bitumen, SCO, and NGLs reserves were 10,528 million barrels (MMbbl); total proved plus probable crude oil, bitumen, SCO, and NGLs reserves were 13,271 MMbbl; proved natural gas reserves were 9,465 billion cubic feet (Bcf); and total proved plus probable natural gas reserves were 15,922 Bcf. It operates primarily in Western Canada; the United Kingdom portion of the North Sea; and Offshore Africa. The company was formerly known as AEX Minerals Corporation and changed its name to Canadian Natural Resources Limited in December 1975. Canadian Natural Resources Limited was incorporated in 1973 and is headquartered in Calgary, Canada.

Patterson-UTI Energy Inc.

Patterson-UTI Energy, Inc., through its subsidiaries, provides onshore contract drilling services to oil and natural gas operators in the United States and Canada. It operates through three segments: Contract Drilling Services, Pressure Pumping Services, and Directional Drilling Services. The Contract Drilling Services segment markets its contract drilling services primarily in west Texas and southeastern New Mexico, north central and east Texas, northern Louisiana, Colorado, Wyoming, North Dakota, south Texas, western Oklahoma, Pennsylvania, Ohio, and West Virginia. As of December 31, 2020, this segment had a drilling fleet of 210 marketable land-based drilling rigs. The Pressure Pumping Services segment offers pressure pumping services that consist of well stimulation for the completion of new wells and remedial work on existing wells, as well as hydraulic fracturing, cementing, and acid pumping services in Texas and the Appalachian region. The Directional Drilling Services segment provides a suite of directional drilling services, including directional drilling and measurement-while-drilling services; supply and rental of downhole performance motors and wireline steering tools; and services that enhance the accuracy of horizontal wellbore placement. It also service equipment to drilling contractors, as well as provides electrical controls and automation to the energy, marine, and mining industries in North America and other markets; and owns and invests in oil and natural gas assets as a non-operating working interest owner located principally in Texas and New Mexico. The company was founded in 1978 and is headquartered in Houston, Texas.