ME Mariner Energy Inc.

Mariner Energy, Inc. (NYSE: ME) announced today its participation in Pritchard Energy Partners' 2010 Energize Conference in San Francisco this week. Judd Hansen, Senior Vice President-Shelf and Onshore, and Cory Loegering, Senior Vice President-Deepwater, will be presenting at 8:40 a.m., Pacific Standard Time, on Friday, January 8. A PDF version of Mariner's presentation materials for this conference will be accessible on the company's website at www.mariner-energy.com by selecting "Investor Information" and then "Webcasts and Presentations."

About Mariner Energy, Inc.

Mariner Energy is an independent oil and gas exploration, development, and production company headquartered in Houston, Texas, with principal operations in the Permian Basin, South Texas and the Gulf of Mexico. For more information about Mariner, visit the company's website at www.mariner-energy.com.