-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 QNhJ2jHLYLrJ32uTFstEYKhn+q/0+rmO1MiqUwRkT7RoM9n21dANPk1zCkAMeQr6
 1CgkxOL9QpGKtVchWzHQHQ==

<SEC-DOCUMENT>0000000000-05-029152.txt : 20060606
<SEC-HEADER>0000000000-05-029152.hdr.sgml : 20060606
<ACCEPTANCE-DATETIME>20050610154929
<PRIVATE-TO-PUBLIC>
ACCESSION NUMBER:		0000000000-05-029152
CONFORMED SUBMISSION TYPE:	UPLOAD
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20050610

FILED FOR:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			MARSH & MCLENNAN COMPANIES, INC.
		CENTRAL INDEX KEY:			0000062709
		STANDARD INDUSTRIAL CLASSIFICATION:	INSURANCE AGENTS BROKERS & SERVICES [6411]
		IRS NUMBER:				362668272
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		UPLOAD

	BUSINESS ADDRESS:	
		STREET 1:		1166 AVENUE OF THE AMERICAS
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10036
		BUSINESS PHONE:		2123455000

	MAIL ADDRESS:	
		STREET 1:		1166 AVENUE OF THE AMERICAS
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10036

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	MARSH & MCLENNAN COMPANIES INC
		DATE OF NAME CHANGE:	19920703

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	MARLENNAN CORP
		DATE OF NAME CHANGE:	19760505
</SEC-HEADER>
<DOCUMENT>
<TYPE>LETTER
<SEQUENCE>1
<FILENAME>filename1.txt
<TEXT>
								June 10, 2005

By Facsimile and U.S. Mail

Richard D. Truesdell, Jr.
Davis Polk & Wardwell
450 Lexington Avenue
New York, New York 10017

	Re:	Marsh & McLennan Companies, Inc.
		Schedule TO-I, Amendment No. 1
		Filed June 9, 2005

Dear Mr. Truesdell:

	We have the following comment on the above-referenced filing:

Offer to Exchange
Information Concerning MMC
1. We reissue comment 6.  The summary financial information must
be
disseminated to security holders.  Please see Instruction 6 to
Item
10 of Schedule TO.  You should disseminate the information in the
same manner you disseminated the original offer.  See Section
II.C.
of Exchange Act Release No. 43069 (July 31, 2000).

      *  *  *

      Please respond to this comment by promptly amending the
filing
and submitting a response letter filed via EDGAR under the label
"CORRESP."  Direct any questions to me at (202) 551-3262.  You may
also contact me by facsimile at (202) 772-9203.

      Sincerely,


      Abby Adams
      Special Counsel
      Office of Mergers and Acquisitions
??

??

??

??

Richard D. Truesdell, Jr.
June 2, 2005
Page 1


UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
WASHINGTON, D.C. 20549-0303

         DIVISION OF
CORPORATION FINANCE


</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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