Sec Form 3 Filing - Reintjes David @ TPG Specialty Lending, Inc. - 2011-03-15

FORM 3 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 Reintjes David 2. Issuer Name and Ticker or Trading Symbol TPG Specialty Lending, Inc. [ N/A] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner X __ Officer (give title below) _____ Other (specify below) See Remark (4) (Last) (First) (Middle) C/O TPG CAPITAL, L.P., 301 COMMERCE ST., SUITE 3300 3. Date of Earliest Transaction (MM/DD/YY) 03/15/2011 (Street) FORT WORTH, TX76102 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 No securities are beneficially owned ( 1 ) ( 2 ) 0 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 Reintjes David C/O TPG CAPITAL, L.P. 301 COMMERCE ST., SUITE 3300 FORT WORTH, TX76102 See Remark (4) Signatures /s/ By: Ronald Cami, on behalf of David Reintjes (3) 03/15/2011 Signature of Reporting Person Date

Explanation of Responses:

( 1 )David Reintjes does not directly own any securities of TPG Specialty Lending, Inc. (the "Issuer"). ( 2 )Mr. Reintjes is the Chief Compliance Officer of TPG Capital, L.P., which is affiliated with Tarrant Advisors, Inc., a Texas corporation ("Tarrant"), which, as of the date hereof, directly holds 1,000 shares of Common Stock (the "Tarrant Stock") of the Issuer. Mr. Reintjes disclaims beneficial ownership of the shares of Tarrant Stock that are or may be beneficially owned by Tarrant or any of its affiliates, including Tarrant Capital Advisors, Inc. and TPG Group Holdings (SBS) Advisors, Inc. Pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), this filing shall not be deemed an admission that Mr. Reintjes is, for purposes of Section 16 of the Exchange Act or otherwise, the beneficial owner of any securities of the Issuer directly held by Tarrant or any of its affiliates.

Remarks: (3) Ronald Cami is signing on behalf of Mr. Reintjes pursuant to an authorization and designation letter dated March 10, 2011, whichis filed herewith as Exhibit A.(4) Chief Compliance Officer and Secretary

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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