AHL Aspen Insurance Holdings Limited Ordinary Shares

Aspen Insurance Holdings Limited (NYSE:AHL) today announced that Richard Houghton, Chief Financial Officer, is scheduled to present at the Lehman Brothers Financial Services Conference on Wednesday, September 10, 2008 at 8:15 a.m. (ET). The conference is being held in New York City. During the presentation Mr. Houghton will provide an overview of Aspen�s strategy and financial performance. A live webcast of the presentation will be available in the 'Presentations' section of the Investor Relations section of Aspen's website at www.aspen.bm and at the following URL: http://cc.talkpoint.com/LEHM002/090808a_jw/default.asp?entity=aspen. Accompanying informational slides will also be available in the 'Presentations' portion of the Investor Relations page of Aspen's website. A replay of the event will be available through the Aspen website, as described above, for approximately 14 days following the event. About Aspen Insurance Holdings Limited Aspen provides reinsurance and insurance coverage to clients in various domestic and global markets through wholly-owned subsidiaries and offices in Bermuda, France, Ireland, the United States, the United Kingdom, Singapore and Switzerland. For the six months ended June 30, 2008, Aspen reported gross written premiums of $1,125.0 million, net income of $208.1 million and total assets of $7.5 billion. For more information about Aspen, please visit www.aspen.bm.