Tamarack Valley Energy, an oil and gas exploration and production company, agreed to acquire Crestwynd Exploration, a privately held pure play Clearwater oil producer, for $185m. "The acquisition further establishes Tamarack as a leading operator in the highly economic Clearwater oil play. Acquiring high quality assets with significant free funds flow where we can leverage our operational and technical expertise is a core principle of Tamarack's returns focused strategy. In addition, Tamarack's transition to the SLL Facility demonstrates our commitment to responsible development," Brian Schmidt, Tamarack President and CEO.