February 20, 2007
Securities and Exchange Commission
450 Fifth Street, N.W.
Washington, D.C. 20549
| Re: | Riverbed Technology, Inc. |
Filed on Form S-1
Registration No. 333-140544
Ladies and Gentlemen:
In connection with the above-captioned Registration Statement, we wish to advise that between February 15, 2007 and the date hereof 16,482 copies of the Preliminary Prospectus dated February 15, 2007 were distributed as follows: 14,598 to 6 prospective underwriters; 1,703 to 1,703 institutional investors; 0 to 0 prospective dealers; 0 to 0 individuals; 9 to 3 rating agencies and 172 to 10 others.
We have been informed by the participating underwriters that they will comply with the requirements of Rule 15c2-8 under the Securities Exchange Act of 1934.
We hereby join in the request of the registrant that the effectiveness of the above-captioned Registration Statement, as amended, be accelerated to 4:00pm on February 22, 2007 or as soon thereafter as practicable.
Very truly yours,
GOLDMAN, SACHS & CO.
DEUTSCHE BANK SECURITIES INC.
CITIGROUP GLOBAL MARKETS INC.
THOMAS WEISEL PARTNERS LLC
As representatives of the
prospective Underwriters
| By: | /s/ Goldman, Sachs & Co.
| |
| (Goldman, Sachs & Co.) |
On behalf of the prospective Underwriters