Item 8.01 Other Events

The following documents are filed with reference to the Registration Statement (No. 333-155571) on Form S-4 (the "Registration Statement"), filed by Marsh & McLennan Companies, Inc. with the Securities and Exchange Commission on November 21, 2008, as amended on December 5, 2008. Such documents are filed in connection with the issuance of shares under the Registration Statement pursuant to a Share Purchase Agreement dated as of October 3, 2009.

Item 9.01 Financial Statements and Exhibits

(d) Exhibits

5.1 Opinion of the Deputy General Counsel of Marsh & McLennan Companies, Inc.

23.1 Consent of the Deputy General Counsel of Marsh & McLennan Companies, Inc. (contained in Exhibit 5.1).

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