Willis Group Holdings to Announce Second Quarter Earnings on July 24; Investor Conference Call Set for July 25

Willis Group Holdings to Announce Second Quarter Earnings on July 24; Investor
Conference Call Set for July 25

NEW YORK, June 26, 2013 (GLOBE NEWSWIRE) -- Willis Group Holdings plc
(NYSE:WSH), the global risk advisor, insurance and reinsurance broker, will
announce its earnings for the second quarter ending June 30, 2013, after the
market closes on Wednesday, July 24, 2013. The Willis earnings release will be
available in the Investor Relations section of the company's web site,
www.willis.com.

On Thursday, July 25, 2013, at 8:00 AM, Eastern Time, Dominic Casserley, Chief
Executive Officer of Willis Group Holdings, will host a conference call to
discuss the company's results and business trends. Interested parties may
access the conference call by dialing (866) 803-2143 (U.S.) or +1 (210)
795-1098 (international) with a passcode of 'WILLIS'. Media and individuals
will be in a listen-only mode. Participants are asked to dial in a few minutes
prior to the call to register for the event.

The conference call will also be webcast live through the Willis web site.
Interested parties should go to the Investor Relations section of the
company's web site to register for the webcast.

A replay of the call will be available through Aug 23, 2013, at 5:00 PM,
Eastern Time, by calling (888) 568-0429 (U.S.) or + 1 (203) 369-3474
(international) with no passcode, or by accessing the web site.

About Willis

Willis Group Holdings plc is a leading global risk advisor, insurance and
reinsurance broker. With roots dating to 1828, Willis operates today on every
continent with more than 17,000 employees in over 400 offices. Willis offers
its clients superior expertise, teamwork, innovation and market-leading
products and professional services in risk management and transfer. Our
experts rank among the world's leading authorities on analytics, modelling and
mitigation strategies at the intersection of global commerce and extreme
events. Find more information at our website, www.willis.com, our leadership
journal, Resilience, or our up-to-the-minute blog on breaking news,
WillisWire. Across geographies, industries and specialisms, Willis provides
its local and multinational clients with resilience for a risky world.

CONTACT: Investors:
         Peter Poillon
         +1 212 915-8084
         peter.poillon@willis.com
        
         Media:
         Miles Russell
         +44 203 124-7446
         miles.russell@willis.com
 
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