Ownership Submission
FORM 3
UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940
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(Print or Type Responses)
1. Name and Address of Reporting Person *
  MCGIVNEY MARK C
2. Date of Event Requiring Statement (Month/Day/Year)
01/01/2016
3. Issuer Name and Ticker or Trading Symbol
MARSH & MCLENNAN COMPANIES, INC. [MMC]
(Last)
(First)
(Middle)
1166 AVENUE OF THE AMERICAS
4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director _____ 10% Owner
__X__ Officer (give title below) _____ Other (specify below)
Chief Financial Officer
5. If Amendment, Date Original Filed(Month/Day/Year)
(Street)

NEW YORK, NY 10036
6. Individual or Joint/Group Filing(Check Applicable Line)
_X_ Form filed by One Reporting Person
___ Form filed by More than One Reporting Person
(City)
(State)
(Zip)
Table I - Non-Derivative Securities Beneficially Owned
1.Title of Security
(Instr. 4)
2. Amount of Securities Beneficially Owned
(Instr. 4)
3. Ownership Form: Direct (D) or Indirect (I)
(Instr. 5)
4. Nature of Indirect Beneficial Ownership
(Instr. 5)
Common Stock 15,905
D
 

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly. SEC 1473 (7-02)
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Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security
(Instr. 4)
2. Date Exercisable and Expiration Date
(Month/Day/Year)
3. Title and Amount of Securities Underlying Derivative Security
(Instr. 4)
4. Conversion or Exercise Price of Derivative Security 5. Ownership Form of Derivative Security: Direct (D) or Indirect (I)
(Instr. 5)
6. Nature of Indirect Beneficial Ownership
(Instr. 5)
Date Exercisable Expiration Date Title Amount or Number of Shares
Restricted Stock Units   (1)   (1) Common Stock 13,989 $ (2) D  
Stock Options (Right to Buy)   (3) 02/23/2022 Common Stock 5,174 $ 31.885 D  
Stock Options (Right to Buy)   (4) 02/24/2023 Common Stock 13,105 $ 36.495 D  
Stock Options (Right to Buy)   (5) 02/23/2024 Common Stock 18,116 $ 48 D  
Stock Options (Right to Buy)   (6) 02/22/2025 Common Stock 15,433 $ 56.84 D  

Reporting Owners

Reporting Owner Name / Address Relationships
Director 10% Owner Officer Other
MCGIVNEY MARK C
1166 AVENUE OF THE AMERICAS
NEW YORK, NY 10036
      Chief Financial Officer  

Signatures

/s/ Tiffany D. Wooley, Attorney-in-Fact 01/06/2016
**Signature of Reporting Person Date

Explanation of Responses:

* If the form is filed by more than one reporting person, see Instruction 5(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).
(1) Not Applicable.
(2) The security converts to Marsh & McLennan Companies common stock on a 1-for-1 basis.
(3) These options were granted on February 24, 2012 and vest in four equal annual installments. The first, second and third installments vested and became exercisable on February 24th of 2013, 2014 and 2015. The remaining installment vests on February 24, 2016.
(4) These options were granted February 25, 2013 and vest in four equal annual installments. The first and second installments vested and became exercisable on February 25th of 2014 and 2015. The remaining installments vest on February 25th of 2016 and 2017.
(5) These options were granted on February 24, 2014 and vest in four equal annual installments. The first installment vested and became exercisable on February 24, 2015. The remaining installments vest on February 24th of 2016, 2017 and 2018.
(6) These options were granted on February 23, 2015 and vest in four equal annual installments on February 23rd of 2016, 2017, 2018 and 2019.

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