Company Website: http://www.crimsonexploration.com
HOUSTON -- (Business Wire)

Crimson Exploration Inc. (NasdaqGM:CXPO) today announced it expects to issue its third quarter 2011 earnings press release after the market close on Wednesday, November 9, 2011. In conjunction with the release, Crimson will conduct a conference call to discuss contents of that release on Thursday, November 10, 2011 at 9:30am Central Standard Time.

Those interested in participating in the earnings conference call may do so by calling the following phone number: 888-437-9357, (International 719-325-2409) and entering the following participation code 4153260. A replay of the call will be available from November 10, 2011 at 12:30pm CST through November 17, 2011 at 12:30pm CST by dialing toll free 888-203-1112, (International 719-457-0820) and asking for replay ID code 4153260.

Crimson Exploration is a Houston, Texas-based independent energy company engaged in the acquisition, development, exploitation and production of crude oil and natural gas, primarily in the onshore Gulf Coast regions of the United States. The Company owns and operates conventional properties in Texas, Louisiana, Colorado and Mississippi, approximately 6,000 net acres in the Haynesville Shale, Mid-Bossier, and James Lime plays in San Augustine and Sabine counties in East Texas, approximately 8,000 net acres in the Eagle Ford play in South Texas, approximately 15,500 net acres in Madison and Grimes counties in Southeast Texas and approximately 11,000 net acres in the Denver Julesburg Basin of Colorado.

Additional information on Crimson Exploration Inc. is available on the Company's website at http://crimsonexploration.com.

Contacts:

Crimson Exploration Inc., Houston
E. Joseph Grady, 713-236-7400

Source: Crimson Exploration Inc.