Statement of Changes in Beneficial Ownership (4)

FORM 4 [ ] Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES	OMB APPROVAL OMB Number: 3235-0287 Estimated average burden hours per response... 0.5
	Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940

1. Name and Address of Reporting Person * McDonald Scott	2. Issuer Name and Ticker or Trading Symbol MARSH & MCLENNAN COMPANIES, INC. [ MMC ]	5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director                      _____ 10% Owner __ X __ Officer (give title below)      _____ Other (specify below) President and CEO of OWG
(Last)          (First)          (Middle) 1166 AVENUE OF THE AMERICAS	3. Date of Earliest Transaction (MM/DD/YYYY) 2/28/2015
(Street) NEW YORK, NY 10036 (City)        (State)        (Zip)	4. If Amendment, Date Original Filed (MM/DD/YYYY)	6. Individual or Joint/Group Filing (Check Applicable Line) _ X _ Form filed by One Reporting Person ___ Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1.Title of Security (Instr. 3)	2. Trans. Date	2A. Deemed Execution Date, if any	3. Trans. Code (Instr. 8)		4. Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	2/28/2015		M (1)		10781	A	$0	24093.5538   (2)	D
Common Stock	2/28/2015		F (1)		5069	D	$56.99	19024.5538	D

Table II - Derivative Securities Beneficially Owned ( e.g. , puts, calls, warrants, options, convertible securities)
1. Title of Derivate Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Trans. Date	3A. Deemed Execution Date, if any	4. Trans. Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Restricted Stock Units	(3)	2/28/2015		M   (1)			10781	(4)	(4)	Common Stock	10781	$0	22013	D

Explanation of Responses:
( 1)	Vesting and distribution to reporting person of 10,781 shares underlying restricted stock units of which 5,069 were withheld by Marsh & McLennan Companies to cover applicable taxes. These 10,781 shares underlying restricted stock units relate to 1,647 restricted stock units that were granted on February 24, 2012, 4,940 restricted stock units relating to performance stock units that were granted on February 24, 2012 for the performance period 2012-2014, 2,284 restricted stock units that were granted on February 25, 2013 and 1,910 restricted stock units that were granted on February 24, 2014.
( 2)	Includes dividend reinvestment shares acquired on August 15, 2014, November 17, 2014 and February 13, 2015.
( 3)	The security converts to Marsh & McLennan Companies common stock on a 1-for-1 basis.
( 4)	Not Applicable.

Reporting Owners
Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
McDonald Scott 1166 AVENUE OF THE AMERICAS NEW YORK, NY 10036			President and CEO of OWG

Signatures
/s/ Tiffany D. Wooley, Attorney-in-Fact		3/3/2015
** Signature of Reporting Person		Date

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
*	If the form is filed by more than one reporting person, see Instruction 4(b)(v).
**	Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note:	File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
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