NYSE:ERF (Enerplus)
About ERF
Enerplus Corp. engages in the exploration and production of crude oil and natural gas. It conducts operations in Willston Basin, Marcellus Shale, and Canadian Waterfloods. The firm holds interests in North Dakota, Colorado, Pennsylvania, and in the provinces of Alberta and Saskatchewan. The company was founded in 1986 and is headquartered in Calgary, Canada.