Willis Group Holdings Schedules Second Quarter Earnings Release for July 30

Business Wire, July 17, 2008

Conference Call for July 31

NEW YORK -- Willis Group Holdings Limited (NYSE: WSH), the global insurance broker, will release earnings for the second quarter ending June 30, 2008 after the market closes on Wednesday, July 30, 2008. Copies of the release will be available soon thereafter within the "Investor Relations" section of the company's web site (www.willis.com).

On Thursday, July 31, 2008, at 8:00 AM, Eastern Time, Joe Plumeri, Chairman and Chief Executive Officer of Willis Group Holdings, will host a conference call to discuss the earnings results and business trends. Interested parties may access the conference call by dialing (866) 617-1526 (domestic) or 1 (210) 795-0624 (international) with a passcode of "Willis." Media and individuals will be in a listen-only mode. Participants are asked to call in a few minutes prior to the call to register for the event.

Interested parties may also access the conference call in a listen-only mode via the Internet. To do so they should go to the "Investor Relations" section of the company's website and register for the call. A replay of the call will be available through October 31, 2008 at 11:00 PM Eastern Time, by calling (800) 876-4955 (domestic) or 1 (203) 369-3997 (international) with no passcode, or by accessing the website.

Willis Group Holdings Limited is a leading global insurance broker, developing and delivering professional insurance, reinsurance, risk management, financial and human resource consulting and actuarial services to corporations, public entities and institutions around the world. Willis has more than 300 offices in some 100 countries, with a global team of approximately 16,000 Associates serving clients in some 190 countries. Additional information on Willis may be found at www.willis.com.