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 *   MAHAFFEE JOSEPH W 2. Date of Event Requiring Statement (Month/Day/Year) 07/08/2014 3. Issuer Name and Ticker or Trading Symbol Booz Allen Hamilton Holding Corp [BAH] (Last) (First) (Middle) 8283 GREENSBORO DRIVE 4. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner __X__ Officer (give title below) __X__ Other (specify below) CAO & EVP / Member of 13D Group 5. If Amendment, Date Original Filed(Month/Day/Year) (Street) MCLEAN, VA 22102 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) Class A Common Stock 88,016 (1) D   Class A Common Stock 91,795 I By Trust (2) Class E Special Voting Common Stock 26,353 (3) I By Trust (2)

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
Employee Stock Option (right to buy)	  (4)	11/19/2018	Class A Common Stock	230,000	$ 4.28	D	Â
Employee Stock Option (right to buy)	06/30/2014(5)	09/15/2014	Class A Common Stock	26,335	$ 0.01	D	Â
Class C Restricted Common Stock	  (6)	  (7)	Class A Common Stock	39,340	$ (6)	D	Â

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
MAHAFFEE JOSEPH W 8283 GREENSBORO DRIVE MCLEAN, VA 22102	Â	Â	  CAO & EVP	Member of 13D Group

Signatures

By: /s/ Terence E. Kaden as Attorney-in-Fact for Joseph W. Mahaffee		07/18/2014
**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)	57,139 vested shares, 14,772 shares of restricted stock vesting on June 30, 2015, 8,094 shares of restricted stock vesting on June 30, 2016 and 8,011 restricted stock units. Each restricted stock unit represents a contingent right to receive one share of the Issuer's Class A common stock upon vesting. One-third of these restricted stock units are scheduled to vest and settle on each of June 30, 2015, 2016 and 2017. The restricted stock and restricted stock units are issued under the Issuer's Amended and Restated Equity Incentive Plan.
(2)	Shares held by the Joseph W. Mahaffee Revocable Trust.
(3)	Upon the exercise of an option described in footnote 5 below by the reporting person, the reporting person must sell to the issuer, and it must repurchase, at par value, one share of Class E special voting common stock for each option exercised.
(4)	Options are fully vested and exercisable.
(5)	All options are fully vested and exercisable on the date set forth in the table above. All vested options must be exercised within 60 days following the exercise date unless the reporting person receives written consent from the issuer, in which case such options may be exercised through the end of the year in which they become exercisable. Upon exercise of an option, the reporting person must sell to the issuer, and it must repurchase, at par value, one share of Class E special voting common stock for each option exercised.
(6)	Upon the transfer of any shares of Class C restricted common stock, such shares will be automatically converted on a share for share basis into shares of Class A common stock.
(7)	N/A

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