Endeavour Announces Public Offering of Common Stock

HOUSTON, June 12, 2012 /PRNewswire/ -- Endeavour International Corporation (NYSE: END) (LSE: ENDV) today announces the commencement, subject to market conditions, of an underwritten public offering of shares of its common stock. In addition, Endeavour intends to grant the underwriter a 30-day option, solely to cover over-allotments, to purchase additional shares of its common stock.

Endeavour intends to use the net proceeds from the offering to fund its current development operations.  Any remaining net proceeds will be used for general corporate purposes.

Global Hunter Securities, LLC is acting as sole book-running manager for the offering.  The offering will be made only by means of a prospectus supplement and related base prospectus, copies of which may be obtained from:

A copy of the preliminary prospectus supplement and base prospectus may also be obtained at no charge at the Securities and Exchange Commission's website at www.sec.gov.

This press release is neither an offer to sell, nor a solicitation of an offer to buy, nor shall there be any sale of these securities in any jurisdiction in which such offer, solicitation or sale would be unlawful prior to registration or qualification under the securities laws of any such jurisdiction.  A registration statement, as amended, relating to the securities has been filed with the Securities and Exchange Commission and was declared effective on February 9, 2010.

Certain statements in this news release should be regarded as "forward-looking" statements within the meaning of the securities laws.  These statements speak only as of the date made.  Such statements are subject to assumptions, risk and uncertainty.  Actual results or events may vary materially.

Investors are urged to also consider closely the disclosure in our filings with the SEC, available from our website at www.endeavourcorp.com.  Endeavour is also subject to the requirements of the London Stock Exchange and considers the disclosures in this release to be appropriate and/or required under the guidelines of that exchange.

Endeavour International Corporation is an international 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.