Sec Form 4 Filing - Reynolds Barry D. @ SERVICESOURCE INTERNATIONAL, INC. - 2012-02-13

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 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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1. Name and Address of Reporting Person Reynolds Barry D. 2. Issuer Name and Ticker or Trading Symbol SERVICESOURCE INTERNATIONAL, INC. [ SREV] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) X __ Director _____ 10% Owner _____ Officer (give title below) _____ Other (specify below) (Last) (First) (Middle) C/O HOUSATONIC PARTNERS, 44 MONTGOMERY STREET, SUITE 4010 3. Date of Earliest Transaction (MM/DD/YY) 02/13/2012 (Street) SAN FRANCISCO, CA94104 4. If Amendment, Date Original Filed (MM/DD/YY) 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 (MM/DD/YY) 2A. Deemed Execution Date, if any (MM/DD/YY) 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 Common Stock 02/13/2012 S 204,449 D $ 16.92 710,671 I By Housatonic Equity Investors SBIC, LP ( 1 ) Common Stock 02/13/2012 S 1,114,577 D $ 16.92 3,874,303 I By Housatonic Micro Fund SBIC, LP ( 2 ) Common Stock 02/13/2012 S 411,981 D $ 16.92 1,432,059 I By Housatonic Equity Investors IV, LP ( 3 ) Common Stock 02/13/2012 S 18,993 D $ 16.92 66,018 I By Housatonic Equity Affiliates IV, LP ( 4 )

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 (MM/DD/YY) 3A. Deemed Execution Date, if any (MM/DD/YY) 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 (MM/DD/YY) 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 Tran saction(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

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other Reynolds Barry D. C/O HOUSATONIC PARTNERS 44 MONTGOMERY STREET, SUITE 4010 SAN FRANCISCO, CA94104 X Signatures /s/ Barry D. Reynolds 02/15/2012 Signature of Reporting Person Date

Explanation of Responses:

( 1 )The securities are owned by Housatonic Equity Investors SBIC, L.P. ("HEI SBIC"). The Reporting Person is a Manager of Housatonic Equity Partners SBIC, L.L.C. which serves as the general partner of HEI SBIC. As such, the Reporting Person may be deemed to have indirect beneficial ownership of the shares held by HEI SBIC. The Reporting Person disclaims beneficial ownership of these securities except to the extent of his proportionate pecuniary interest therein. ( 2 )The securities are owned by Housatonic Micro Fund SBIC, L.P. ("HMF SBIC"). The Reporting Person is a Manager of Housatonic Micro Partners SBIC, L.L.C. which serves as the general partner of HMF SBIC. As such, the Reporting Person may be deemed to have indirect beneficial ownership of the shares held by HMF SBIC. The Reporting Person disclaims beneficial ownership of these securities except to the extent of his proportionate pecuniary interest therein. ( 3 )The securities are owned by Housatonic Equity Investors IV, L.P. ("HEI IV"). The Reporting Persons is a Manager of Housatonic Equity Partners IV, L.L.C. ("HEP IV") which serves as the general partner of HEI IV. As such, the Reporting Person may be deemed to have indirect beneficial ownership of the shares held by HEI IV. The Reporting Person disclaims beneficial ownership of these securities except to the extent of his proportionate pecuniary interest therein. ( 4 )The securities are owned by Housatonic Equity Affiliates IV, L.P. ("HEA IV"). The Reporting Persons is a Manager of HEP IV which serves as the general partner of HEA IV. As such, the Reporting Person may be deemed to have indirect beneficial ownership of the shares held by HEA IV. The Reporting Person disclaims beneficial ownership of these securities except to the extent of his proportionate pecuniary interest therein.

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).

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