MMC to Hold Investor Day on Thursday, September...

MMC to Hold Investor Day on Thursday, September 30, 2010

Marsh & McLennan Companies, Inc.

Marsh & McLennan Companies, Inc. (MMC) today announced that it will hold an Investor Day for analysts and investors on September 30, 2010. MMC’s senior management will discuss the company’s strategic outlook, financial performance, and growth initiatives.

The event will be hosted by Brian Duperreault, President and Chief Executive Officer of MMC, and include presentations by senior executives of MMC and its Operating Companies.

Due to space constraints, attendance has been limited to invited members of the investment community. The live video webcast of the event, which will begin at 8:30 a.m. ET and conclude at approximately 2:00 p.m., may be accessed from MMC’s website at www.mmc.com. The webcast and slide presentations will be archived following the event at the same web address.

MMC is a global professional services firm providing advice and solutions in the areas of risk, strategy and human capital. It is the parent company of a number of the world’s leading risk experts and specialty consultants, including Marsh, the insurance broker and risk advisor; Guy Carpenter, the risk and reinsurance specialist; Mercer, the provider of HR and related financial advice and services; and Oliver Wyman, the management consultancy. With over 50,000 employees worldwide and annual revenue of $10 billion, MMC provides analysis, advice and transactional capabilities to clients in more than 100 countries. Its stock (ticker symbol: MMC) is listed on the New York, Chicago and London stock exchanges. MMC’s website address is www.mmc.com.

Media:
MMCMMC
Christine Walton, 212-345-0675Christine Walton, 212-345-0675
[e-mail]
oror
Investor:
MMCMMC
Mike Bischoff, 212-345-5470Mike Bischoff, 212-345-5470
[e-mail]