MMC to Hold Investor Call on November 9 to Disc...

MMC to Hold Investor Call on November 9 to Discuss Third Quarter 2010 Results

Marsh & McLennan Companies, Inc.

Marsh & McLennan Companies, Inc. (MMC) plans to announce third quarter 2010 results on Tuesday, November 9, 2010 in a news release to be issued before the market opens. The release will also be available on MMC’s website at www.mmc.com.

Brian Duperreault, President and CEO of MMC, and Vanessa A. Wittman, Executive Vice President and CFO, will lead a discussion with investors on financial results at 8:30 a.m. Eastern Time on November 9. The discussion will include a question-and-answer period.

To participate in the teleconference, please dial 888 542 1104. Callers from outside the United States should dial 719 325 2344. The access code for both numbers is 8641182. The live audio webcast may be accessed at www.mmc.com. A replay of the webcast will be available approximately two hours after 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.

MMC
Media
Christine Walton, 212-345-0675Christine Walton, 212-345-0675
christine.walton@mmc.com
oror
Investors
Mike Bischoff, 212-345-5470Mike Bischoff, 212-345-5470
jmichael.bischoff@mmc.com

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