Sec Form 4 Filing - TCS Capital Investments, L.P. @ Information Services Group Inc. - 2010-12-31

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 TCS Capital Investments, L.P. 2. Issuer Name and Ticker or Trading Symbol Information Services Group Inc. [ III] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director X __ 10% Owner _____ Officer (give title below) _____ Other (specify below) (Last) (First) (Middle) 888 SEVENTH AVENUE, SUITE 1504 3. Date of Earliest Transaction (MM/DD/YY) 12/31/2010 (Street) NEW YORK, NY10019 4. If Amendment, Date Original Filed (MM/DD/YY) 6. Individual or Joint/Group Filing (Check Applicable Line) _____ Form filed by One Reporting Person __ X __ 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 12/31/2010 S 904,100 D $ 1.9369 870,600 ( 1 ) ( 2 ) D Common Stock 12/31/2010 S 918,977 D $ 1.9369 885,123 ( 1 ) ( 3 ) D

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 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

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other TCS Capital Investments, L.P. 888 SEVENTH AVENUE, SUITE 1504 NEW YORK, NY10019 X TCS Capital II L.P. 888 SEVENTH AVENUE, SUITE 1504 NEW YORK, NY10019 X Signatures /s/ Eric Semler, managing member of TCS Capital GP, LLC, general partner of TCS Capital Investments, L.P. 01/04/2011 Signature of Reporting Person Date /s/ Eric Semler, managing member of TCS Capital GP, LLC, general partner of TCS Capital II L.P. 01/04/2011 Signature of Reporting Person Date

Explanation of Responses:

( 1 )The filing of this Form 4 shall not be construed as an admission that TCS Capital Investments, L.P. ("TCS Offshore") and TCS Capital II, L.P. ("TCS II" and together, the "Funds"), is or was for the purposes of Section 16(a) of the Securities Exchange Act of 1934, as amended, or otherwise the beneficial owner of any of the common stock, par value $0.001 per share (the "Common Stock") of Information Services Group, Inc. (the "Issuer") owned by the Funds. Pursuant to Rule 16a-1, the reporting persons disclaim such beneficial ownership beyond their pecuniary interest. ( 2 )This Form 4 is being filed to report the sale of Common Stock by TCS Offshore. A separate Form 4 is being filed for TCS Capital GP, LLC, the Funds' general partner, and Eric Semler, the managing member of TCS Capital GP, LLC, to report the change in their pecuinary interest of the Issuer. ( 3 )This Form 4 is being filed to report the sale of Common Stock by TCS II. A separate Form 4 is being filed for TCS Capital GP, LLC, the Funds' general partner, and Eric Semler, the managing member of TCS Capital GP, LLC, to report the change in their pecuinary interest of the Issuer.

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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