Crimson Exploration Inc. Announces Extension of Maturity Date and Other Favorable Amendments to Senior Credit Agreement

Crimson Exploration Inc.

is pleased to announce the execution of an amendment to its $400 million senior secured revolving credit agreement (the “Senior Credit Agreement”) that included, among other items: i) extension of the maturity date from May 31, 2013 to May 31, 2015; ii) improved pricing through a reduction in the applicable margin grid on borrowings outstanding; and iii) amendments to certain covenants that provide Crimson with greater flexibility going forward. Simultaneous with the amendment process the borrowing base was reaffirmed at $100 million, with the next borrowing base redetermination under the Senior Credit Agreement scheduled for November 1, 2012. As of March 31, 2012, Crimson had $53.3 million outstanding, with availability of $46.7 million, under the Senior Credit Agreement.