SOURCE: Mariner Energy, Inc.

Mariner Energy, Inc.

February 22, 2010 16:30 ET

Mariner Energy Announces Full-Year and Fourth-Quarter 2009 Earnings Conference Call

HOUSTON, TX--(Marketwire - February 22, 2010) - Mariner Energy, Inc. (NYSE: ME) announced today that it has scheduled a conference call for 10:30 a.m. Eastern Time (9:30 a.m. Central Time) on Monday, March 1, 2010 to discuss full-year and fourth-quarter 2009 financial and operating results. Mariner expects to release a summary of financial results before trading opens on the New York Stock Exchange on Monday, March 1, 2010.

To participate in the conference call, callers in the United States and Canada can dial (866) 202-0886. International callers can dial (617) 213-8841. The conference passcode for both numbers is 8460 0122. The call also will be webcast live over the Internet and can be accessed through the Investor Information section of Mariner's website at www.mariner-energy.com.

A telephonic replay of the call will be available through March 11, 2010 by dialing (888) 286-8010 or (617) 801-6888, passcode 7201 1598. An archive of the webcast will be available after the call through March 31, 2010 on Mariner's website.

About Mariner Energy, Inc.

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