Washington, D.C. 20549

Form 13F


Report for the Calendar Year or Quarter Ended: March 31, 2003

Check here if Amendment [  ];  Amendment Number:
     This Amendment  (Check only one.):	[] is a restatement.
					        	[    ] adds new holdings entries.

Institutional Investment Manager Filing this Report:

Name:	Marsh & McLennan Companies, Inc.
Address:	1166 Avenue of the Americas
	New York, New York  10036

Form 13F File Number:    28 - 93

The institutional investment manager filing this
 report and the person by whom it is signed hereby
represent that the person signing the report is
authorized to submit it, that all information contained herein
is true, correct and complete, and that it is understood
 that all required items, statements, schedules, lists,
and tables, are considered integral parts of this form.

Person Signing this Report on Behalf of Reporting Manager:

Name: 	Mark J. Dallara
Title:	Vice President
Phone: 	(212) 345-5512

Signature, Place and Date of Signing:

 /s/ Mark J. Dallara_______________
      5/15/2003       _
    [City, State]	        [Date]

Report Type    (Check only one.):

[    ]	13F HOLDINGS REPORT.  (Check here if all holdings
 of this reporting manager are reported in
this report.)

[ X ]	13F NOTICE.   (Check here if no holdings reported
are in this report, and all holdings are
reported by other reporting manager (s).)

[    ]	13F COMBINATION REPORT.  (Check here if a
 portion of the holdings for this reporting
manager are reported in this report and a portion are
reported by other reporting manager (s).)

List of Other Managers Reporting for this Manager:

	Form 13F File Number	Name

	28 - 90		Putnam Investment Management, LLC