Update: Endeavour to Present at IPAA Oil and Gas Symposium London

HOUSTON - Endeavour International Corporation (NYSE-Amex: END) (LSE: ENDV) will participate in Oil and Gas Investment Symposium London hosted by the Independent Petroleum Association of America (IPAA) on Tuesday, June 2, 2009. The event will be held in conjunction with Credit Suisse’s London Oil and Gas Conference.

J. Michael Kirksey, executive vice president and chief financial officer, is scheduled to speak on the company’s business strategies and operational plans at 10:30 a.m. British Summer Time. A web cast of the presentation will be available by accessing Endeavour’s Internet home page at www.endeavourcorp.com.

Endeavour International Corporation is an oil and gas exploration and production company focused on the acquisition, exploration and development of energy reserves in the North Sea and United States. For more information, visit www.endeavourcorp.com.

Source: Endeavour International Corporation

Investors, Mike Kirksey of Endeavour International Corporation, +44-(0)-207-451-2364, or +1-713-307-8788; or Jeffrey Auld of Canaccord Adams, +44-(0)-207-050-6500, for Endeavour International Corporation; or UK Media, Philip Dennis, +44-(0)-207-743-6363, or Henry Lerwill, +44-(0)-203-178-6242, both of Pelham Public Relations, for Endeavour International Corporation