Allied World Assurance Company Schedules Second Quarter 2006 Earnings Announcement and Conference Call

Allied World Assurance Company Holdings, Ltd (NYSE: AWH)
today announced that it will release its financial results for the
second quarter ended June 30, 2006 on Tuesday, August 8, 2006, after
the market closes.
Scott Carmilani, President and Chief Executive Officer, and Joan
Dillard, Chief Financial Officer, will host a conference call on
Wednesday, August 9, 2006, at 8:30 am (Eastern) to discuss the second
quarter financial results.
The conference call can be accessed by dialing (866) 578-5801
(U.S. and Canada callers) or (617) 213-8058 (international callers)
and entering the passcode 36188596 approximately ten minutes prior to
the call. A live webcast of the call will be available online at
www.awac.com.
Following the conclusion of the presentation, a replay of the call
will be available through Friday, August 25, 2006 by dialing (888)
286-8010 (U.S. and Canada callers) or (617) 801-6888 (international
callers) and entering the passcode 18530350. In addition, the webcast
will remain available online through Friday, August 25, 2006 at
www.awac.com.

About Allied World Assurance Company

Allied World Assurance Company Holdings, Ltd, founded in November
2001, is one of Bermuda's leading property and casualty insurers. The
company, through its operating subsidiaries, offers property and
casualty insurance and reinsurance on a worldwide basis. The principal
operating subsidiaries of Allied World Assurance Company Holdings, Ltd
have A (Excellent) ratings from A.M. Best Company and A- ratings from
Standard & Poor's. The company's Bermuda and U.S. operating
subsidiaries are rated A2 by Moody's Investors Service.