PetroHunter Energy Corporation engages in the acquisition, exploration, development, and production of crude oil and natural gas reserves in the western United States and Australia. It has 50% leasehold and working interest in oil and gas leases, covering 173,851 net mineral acres in Great Salt Lake, Utah; 100% interest in certain oil and gas leases, covering approximately 16,000 net mineral acres located in the Piceance Basin, Colorado; and an interest in approximately 1,000 net leasehold acres in Garfield County, Colorado. The company also has interests in 4 exploration licenses, covering 7 million net leasehold acres in the Northern Territory of Australia. PetroHunter Energy was incorporated in 2005 and is headquartered in Denver, Colorado.