Cooper Energy Limited, an upstream gas and oil exploration and production company, engages in securing, finding, developing, producing, and selling of hydrocarbons in Australia. The company produces offshore gas liquids from the Sole gas field in the Gippsland Basin, Victoria; and Casino, Henry, Netherby gas fields in the Otway Basin, Victoria, as well as onshore oil production and exploration in the Cooper Basin, South Australia. It also operates Manta and Gummy gas and liquids fields in the Gippsland Basin. Cooper Energy Limited was incorporated in 2001 and is headquartered in Adelaide, Australia.