Allied World Schedules Fourth Quarter 2012 Earnings Announcement and Conference Call

     Allied World Schedules Fourth Quarter 2012 Earnings Announcement and
                               Conference Call

  PR Newswire

  ZUG, Switzerland, Jan. 8, 2013

ZUG, Switzerland, Jan. 8, 2013 /PRNewswire/ -- Allied World Assurance Company
Holdings, AG (NYSE: AWH) today announced that it will release its financial
results for the fourth quarter and for the year ended December 31, 2012, after
the close of market on Wednesday, February 13, 2013.

Scott Carmilani, President and Chief Executive Officer, and Tom Bradley, Chief
Financial Officer, will host a conference call on Thursday, February 14, 2013
at 9:00 am (Eastern Time) to discuss the fourth quarter and year end 2012
financial results. This call will include a question and answer session.

The conference call can be accessed by dialing (888) 317-6003 (U.S. and Canada
callers) or (412) 317-6061 (international callers) and entering the passcode
8250430 approximately ten minutes prior to the call. A live webcast of the
call will be available online at www.awac.com . A replay of the call will be
available through Thursday, February 28, 2013 by dialing (877) 344-7529 (U.S.
and Canada callers) or (412) 317-0088 (international callers) and entering the
passcode 10022422. In addition, the webcast will remain available online
through Thursday, February 28, 2013 at www.awac.com .

About Allied World Assurance Company Allied World Assurance Company Holdings,
AG, through its subsidiaries, is a global provider of innovative property,
casualty and specialty insurance and reinsurance solutions, offering superior
client service through a global network of offices and branches. All of
Allied World's rated insurance and reinsurance subsidiaries are rated A by
A.M. Best Company, A by Standard & Poor's, and A2 by Moody's, and our Lloyd's
Syndicate 2232 is rated A+ by Standard & Poor's and Fitch. Please visit
www.awac.com for further information on Allied World.

Cautionary Statement Regarding Forward-Looking Statements Any forward-looking
statements made in this press release reflect our current views with respect
to future events and financial performance and are made pursuant to the safe
harbor provisions of the Private Securities Litigation Reform Act of 1995.
Such statements involve risks and uncertainties, which may cause actual
results to differ materially from those set forth in these statements. For
example, our forward-looking statements could be affected by pricing and
policy term trends; increased competition; the impact of acts of terrorism and
acts of war; greater frequency or severity of unpredictable catastrophic
events; negative rating agency actions; the adequacy of our loss reserves; the
company or its subsidiaries becoming subject to significant income taxes in
the United States or elsewhere; changes in regulations or tax laws; changes in
the availability, cost or quality of reinsurance or retrocessional coverage;
adverse general economic conditions; and judicial, legislative, political and
other governmental developments, as well as management's response to these
factors, and other factors identified in our filings with the U.S. Securities
and Exchange Commission. You are cautioned not to place undue reliance on
these forward-looking statements, which speak only as of the date on which
they are made. We are under no obligation (and expressly disclaim any such
obligation) to update or revise any forward-looking statement that may be made
from time to time, whether as a result of new information, future developments
or otherwise.

Website: http://www.awac.com
Contact: Media: Faye Cook, VP, Marketing & Communications, +1- 441-278-5406,
faye.cook@awac.com; Investors: Keith J. Lennox, Investor Relations Officer,
+1-646-794-0750, keith.lennox@awac.com
 
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