MMC to Webcast 2008 Annual Meeting of Sharehold...

MMC
                  Marsh & McLennan Companies, Inc. (MMC) will webcast its 2008 annual meeting of
shareholders on Thursday, May 15, 2008 at 10:00 a.m. Eastern Time.

The live audio webcast (which will be listen-only) will include the remarks of
Brian Duperreault, president and chief executive officer of MMC. The webcast can
be accessed at www.mmc.com. A replay will be available beginning approximately
two hours after the event.

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; Oliver Wyman, the management consultancy; and Kroll, the risk
consulting firm. With more than 55,000 employees worldwide and annual revenue
exceeding $11 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.

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MMC
Media Contact:
Vincent Beatty, 212 345 5644
[e-mail]
or
Investor Contact:
Mike Bischoff, 212 345 5470
[e-mail]
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