Davis Polk & Wardwell 450 Lexington Avenue New York, NY 10017 212 450 4493 May 2, 2006 Re: GREENHILL & CO., INC. REGISTRATION STATEMENT ON FORM S-3 FILE NO. 333-133705 FILING DATE: MAY 1, 2006 WITHDRAWAL OF REGISTRATION STATEMENT U.S. Securities & Exchange Commission Division of Corporation Finance 100 F Street N.E. Washington, DC 20549 Ladies & Gentlemen: On behalf of Greenhill & Co., Inc. (the "Company") and in accordance with Rule 477 of the Securities Act of 1933, as amended, we are hereby withdrawing the registration statement referenced above. The registration statement has not been declared effective and no securities have been sold in connection with the offering covered by the registration statement. The Company intended to file an automatic shelf registration statement, and filed the above registration statement in error. The Company subsequently filed the correct registration statement. If you have any questions or comments concerning this letter, please contact the undersigned at the above number. Sincerely yours, /s/ Donna M. Chambers Campbell Davis Polk & Wardwell cc: Ms. Ulrika Ekman Mr. Nicholas Kronfeld