| Talisman Energy Inc. is an independent international upstream oil and gas company whose main business activities include exploration, development, production, transporting and marketing of crude oil, natural gas and natural gas liquids. The Company's operations, during the year ended December 31, 2004, were conducted principally in four geographic segments: North America, the North Sea, Southeast Asia and Algeria. The Trinidad Angostura project began production in January 2005. Exploration is being advanced in other areas outside the principal geographic segments, including Alaska, Colombia, Qatar and Peru. During 2004, total production averaged 438 million barrels of oil equivalent per day (mboe/d) and the Company exited the year producing 452 mboe/d in December. In 2004, the Company drilled 641 successful wells. |