X0202 3 2008-01-30 0 0000813779 CRIMSON EXPLORATION INC. CXPO.OB 0001427034 PIERCE ADAM C/O OAKTREE CAPITAL MANAGEMENT LLC 333 S GRAND AVENUE 28TH FLOOR LOS ANGELES CA 90071 1 0 0 0 No securities beneficially owned. 0 I Stock Held by Oaktree Capital Management LLC The reporting person is a Vice President of Oaktree Capital Management, L.P. ("Oaktree"), a registered investment adviser under the Investment Advisers Act of 1940, as amended. This Form 3 excludes 1,988,486 shares of the common stock, par value $0.001 per share, of Crimson Exploration Inc. (the "Issuer"), 76,700 shares of Series G Preferred Stock, par value $0.01 per share, of the Issuer, and 2,000 shares of Series H Preferred Stock, $0.01 per share, of the Issuer held by certain funds managed by or affiliated with Oaktree. The reporting person disclaims beneficial ownership of these securities and the filing of this Form 3 shall not be construed as an admission that such person is the beneficial owner of any securities covered by this Form 3, except to the extent of any indirect pecuniary interest therein. Adam Pierce 2008-02-11