Oak Ridge Natural Resources is a private exploration and production company headquartered in Tulsa, Oklahoma. Oak Ridge was f ... ormed to pursue the acquisition and development of large, long-life producing oil and natural gas assets with significant remaining upside potential. In September, 2017 Oak Ridge closed on its first asset in a purchase of natural gas assets in the Pinedale Anticline Field in Sublette County, WY from QEP for $740. 0 million and formed Pinedale Energy Partners to operate these assets. read more