Ownership Submission
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

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 *
HALEY JOHN J
  2. Issuer Name and Ticker or Trading Symbol
Towers Watson & Co. [TW]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
__X__ Director _____ 10% Owner
__X__ Officer (give title below) _____ Other (specify below)
CEO and Chair of the Board
(Last)
(First)
(Middle)
875 THIRD AVENUE
3. Date of Earliest Transaction (Month/Day/Year)
01/15/2010
(Street)

NEW YORK, NY 10022
4. If Amendment, Date Original Filed(Month/Day/Year)
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 Acquired, Disposed of, or Beneficially Owned
1.Title of Security
(Instr. 3)
2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction 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
Class A Common Stock 01/15/2010   M(1)   240,425.07 A $ 0 (1) 340,966.07 D  
Class A Common Stock 01/15/2010   D(2)   14,819.07 D $ 47.97 (2) 326,147 D  
Class A Common Stock 01/15/2010   F(3)   82,496 D $ 47.97 (3) 243,651 D  

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
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Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security
(Instr. 3)
2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year) 3A. Deemed Execution Date, if any (Month/Day/Year) 4. Transaction 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
(Month/Day/Year)
7. Title and Amount of Underlying Securities
(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
Deferred Stock Unit $ 0 (1) 01/15/2010   M     240,425.07 01/15/2010 01/15/2010 Class A Common Stock 240,425.07 (1) 0 D  

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
HALEY JOHN J
875 THIRD AVENUE
NEW YORK, NY 10022
  X     CEO and Chair of the Board  

Signatures

 /s/Karl Chen, attorney-in-fact for Mr. Haley   01/20/2010
**Signature of Reporting Person Date

Explanation of Responses:

* 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).
(1) Pursuant to the terms of the applicable plans, these deferred stock units are being settled on a one-for-one basis in shares of Class A common stock of the Issuer (except with respect to 14,819.07 deferred stock units that are required to be settled in cash) as a result of the consummation of the merger under the Agreement and Plan of Merger by and among (among others) Towers, Perrin, Forster & Crosby, Inc., Watson Wyatt Worldwide, Inc., and the Issuer.
(2) This represents deferred stock units that were settled in cash, pursuant to the terms of the applicable plan. The transaction price is based upon the closing price of the Issuer's stock on the effective date of the transaction.
(3) This represents shares that were withheld by the Issuer to satisfy withholding tax requirements upon settlement of the deferred stock units, pursuant to the terms of the applicable plans. The transaction price is based upon the closing price of the Issuer's stock on the effective date of the transaction.

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