Mariner Energy Completes Placement of Senior Unsecured Notes

Mariner Energy, Inc. (NYSE: ME) has completed the placement of $300 million of its 7 1/2% senior unsecured notes due 2013, priced to yield 7.75% to maturity. Net proceeds from the issuance were used to repay debt under Mariner's secured bank credit facility.

This announcement is neither an offer to sell nor a solicitation of an offer to buy any securities of Mariner and shall not constitute an offer, solicitation or sale in any jurisdiction in which such offer, solicitation or sale would be unlawful. The notes have not been registered under the Securities Act of 1933 or any state securities laws, and may not be offered or sold in the United States absent registration or an applicable exemption from the registration requirements of the Securities Act and applicable state laws. Any offers of the notes will be made exclusively by means of a private offering memorandum.