| Talisman Energy Inc. (Talisman) is a global, diversified, upstream oil and gas company. The Company's business activities include exploration, development, production, transportation and marketing of crude oil, natural gas and natural gas liquids. Talisman's three main operating areas are North America, the North Sea and Southeast Asia. The Company's wholly owned subsidiaries include Talisman Energy Canada, Talisman Energy USA Inc., Talisman Energy Norge AS, Talisman Energy (UK) Limited, Talisman North Sea Limited, Talisman (Corridor) Ltd., Transworld Petroleum (UK) Limited, Talisman Malaysia Limited, Talisman Wiriagar Overseas Limited and Talisman Energy Alpha Limited. During the year ended December 31, 2010, the Company's activities were conducted in North America, the United Kingdom, Scandinavia and Southeast Asia. In January 2011, Talisman, along with Ecopetrol S.A., completed the acquisition of BP Exploration Company (Colombia) Limited (BPXC). |