Nighthawk Energy Plc, an independent oil and natural gas company, engages in the exploration, development, production, and sale of hydrocarbons in the United States. Its primary assets are the Jolly Ranch and Smoky Hill project covering an area of approximately 300,000 gross acres located in the state of Colorado, the United States. Nighthawk Energy Plc was incorporated in 2000 and is based in London, the United Kingdom. On April 30, 2018, Nighthawk Energy Plc filed a voluntary petition for reorganization under Chapter 11 in the U.S. Bankruptcy Court for the District of Delaware. It is in joint administration with Nighthawk Royalties LLC.