Canadian Natural Resources Limited (CNQ)
Canadian Natural Resources Limited acquires, explores for, develops, produces, markets, and sells crude oil, natural gas, and natural gas liquids (NGLs).
Enerplus Corporation (ERF)
Enerplus Corporation, together with its subsidiaries, explores and develops crude oil and natural gas in the United States.
Ovintiv Inc. (OVV)
Ovintiv Inc., together with its subsidiaries, explores, develops, produces, and markets natural gas, oil, and natural gas liquids in the United States and Canada.