Mosman Oil and Gas Limited engages in the exploration, development, and production of oil and gas projects in Australia and the United States. It holds a 100% interest in the Amadeus Basin in central Australia; and owns interests in the Falcon, Stanley, Livingston, Winters-1, Winters-2, Greater Stanley, Galaxie, Arkoma, and Cinnabar oil and gas producing assets in the United States. The company was formerly known as Mosman Minerals Limited and changed its name to Mosman Oil and Gas Limited in December 2012. Mosman Oil and Gas Limited was incorporated in 2011 and is headquartered in Sydney, Australia.