Oil Search Limited
Oil Search Limited was established in 1929.The company expanded its Papua New Guinea-based operations through a merger with oil and gas and mineral explorer Orogen Minerals. Oil Search ranks as Papua New Guinea's largest exploration and production company, with proved and probable reserves of 1 billion barrels of oil equivalent. As operator of Papua New Guinea's producing oil and gas fields, in 2007 Oil Search was responsible for generating 16% of Papua New Guinea's Gross Domestic Product and 22% of its export revenue. Abu Dhabi's International Petroleum Investment Company owns 17.6% of Oil Search.