Xstate Resources Limited, together with its subsidiaries, engages in the exploration and production of oil and natural gas properties in the United States. The company holds a 25% working interest (WI) in Red Earth and 35% WI in Alberta Plains located in Canada; 20% WI in Anshof-3 exploration well located in Austria; and 33.33% WI in Borba Natural Gas Prospect Drilling located in California, as well as has various WIs between 10% and 30% in oil and gas leases in Sacramento Basin, California. It also has an 12% interest in the King Brown gold tenement. The company was incorporated in 1987 and is based in Fremantle, Australia.