Endeavour to Present at Two Upcoming Conferences

HOUSTON, September 30, 2011 -

Endeavour International Corporation (NYSE: END) (LSE: ENDV) today announced that William L. Transier, chairman, chief executive officer and president, is scheduled to present on the company’s business strategies and operational plans at the following conferences:

• Johnson Rice Energy Conference in New Orleans, Louisiana on Wednesday, October 5th at 4:15p.m. Eastern Time.
• Imperial Capital Global Opportunities Conference in New York, NY on Thursday, October 6th at 8:00a.m. Eastern Time.

Copies of the presentations 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 oil and natural gas in the North Sea and the United States. For more information, visit www.endeavourcorp.com.

Investor Relations, Mike Kirksey, +1-713-307-8788; or Darcey Matthews, +1-713-307-8711