Endeavour to Present at The GHS Conference in San Francisco

HOUSTON, July 15, 2011 -

Endeavour International Corporation (NYSE: END) (LSE: ENDV)
today announces that it will participate in The GHS Conference on
Monday, July 18, 2011 in San Francisco, California.

William L. Transier, chairman, chief executive officer and
president is scheduled to speak on the company’s business
strategies and operational plans at 1:00pm Pacific\4:00pm Eastern
Daylight time.

Copies of the presentations will be available by accessing
Endeavour’s internet home page at href="www.endeavourcorp.com/">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 href="www.endeavourcorp.com/">www.endeavourcorp.com
.

Mike Kirksey, +1-713-307-8788, or Darcey Matthews, +1-713-307-8711, both of Endeavour International Corporation