MMC Holds Annual Shareholder Meeting

Quarterly Dividend Declared

MMC Holds Annual Shareholder Meeting

Marsh & McLennan Companies, Inc.

Marsh & McLennan Companies, Inc. (MMC) today held its annual meeting of shareholders, at which the company announced that its Board of Directors has declared a quarterly dividend of $.20 per share, payable on August 16, 2010 to shareholders of record on July 9, 2010.

MMC also announced that shareholders re-elected the entire slate of 2010 director nominees for a one-year term expiring at next year’s annual meeting. They are: Leslie M. Baker, Jr.; Zachary W. Carter; Brian Duperreault; Oscar Fanjul; H. Edward Hanway; Gwendolyn S. King; Bruce P. Nolop; and Marc D. Oken.

In further business at the annual meeting, shareholders ratified the selection of Deloitte & Touche LLP as the company's independent registered public accounting firm for 2010, and did not approve the shareholder proposal presented at the meeting.

An audio webcast of MMC's 2010 annual meeting can be accessed at www.mmc.com.

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 approximately 52,000 employees worldwide and annual revenue exceeding $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 WaltonChristine Walton
212-345-0675212-345-0675
[e-mail]
Investor:
Mike Bischoff, 212-345-5470Mike Bischoff, 212-345-5470
[e-mail]