Atlas Energy, L.P. (NYSE: ATLS) announces today that it will release results for the second quarter 2013 on Thursday, August 8, 2013 after market hours, and invites investors and other interested parties to listen to the live webcast of its quarterly conference call on Friday, August 9, 2013, at 9:00am ET. This call is being webcast live and can be accessed by investors and other interested parties from the Investor Relations section of Atlas Energy’s website at www.atlasenergy.com. For those unavailable to listen to the live broadcast, the replay of the webcast will be available following the live call on the website and telephonically beginning at 11:00a.m. ET on August 9, 2013 by dialing 888-286-8010, passcode: 51594938. Atlas Energy, L.P. (NYSE: ATLS) is a master limited partnership which owns all of the general partner Class A units and incentive distribution rights and an approximate 37% limited partner interest in its upstream oil & gas subsidiary, Atlas Resource Partners, L.P. Additionally, Atlas Energy owns and operates the general partner of its midstream oil & gas subsidiary, Atlas Pipeline Partners, L.P., through all of the general partner interest, all the incentive distribution rights and an approximate 6% limited partner interest. For more information, please visit our website at www.atlasenergy.com, or contact Investor Relations at InvestorRelations@atlasenergy.com.