Blackstone Announces First Quarter 2008 Earnings Conference Call for the Media

New York, May 9, 2008 "(pressreleasepoint)"-- The Blackstone Group L.P. (NYSE:BX), announced today that it willhost a 9:30 am (EST) conference call for the media on Thursday, May 15, 2008 on its firstquarter 2008 earnings results.The conference call can be accessed by dialing (800) 762-4905 (U.S. domestic) and (480) 629-9035 (international).The Blackstone GroupThe Blackstone Group is a leading global alternative asset manager and provider of financialadvisory services. Its alternative asset management businesses include the management ofcorporate private equity funds, real estate opportunity funds, funds of hedge funds, mezzaninefunds, senior debt funds, proprietary hedge funds and closed-end mutual funds. The BlackstoneGroup also provides various financial advisory services, including mergers and acquisitionsadvisory, restructuring and reorganization advisory and fund placement service. Furtherinformation is available at www.blackstone.com.ContactPeter RoseManaging Director – Public AffairsThe Blackstone GroupNew York+ 1 212.583.5871