HOUSTON, July 17 --

Endeavour International Corporation (NYSE-Amex: END) (LSE: ENDV) will
participate in The 2009 Oil and Gas Conference hosted by Enercom, Inc. on
Tuesday, August 11, 2009 in Denver, Colorado.

William L. Transier, chairman, chief executive officer and president, is
scheduled to speak on the company’s business strategies and operational
plans at 11:20 a.m. Mountain Daylight Time, 6:20 p.m. British Summer Time. A
webcast of the presentation will available by accessing Endeavour’s
Internet home page at http://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 the United States. For more information,
visit http://www.endeavourcorp.com

SOURCE: Endeavour International Corporation

Investors, Mike Kirksey of Endeavour International Corporation,
+44-(0)-207-451-2360, or +1-713-307-8788; or Jeffrey Auld of Cannacord Adams -
UK Broker, +44-(0)-207-050-6500, or Philip Dennis, +44-(0)-207-743-6363, or
Henry Lerwill, +44-(0)-203-178-6242, both of Pelham Public Relations - UK Media,
all for Endeavour International Corporation