Marin Software Announces Closing of Initial Public Offering

San Francisco, CA (March 27, 2013) – Marin Software Incorporated (NYSE: MRIN) today announced that it has closed its previously announced initial public offering of 7,500,000 shares of its common stock at a price to the public of $14.00 per share, all of which were sold by Marin Software.

Goldman, Sachs & Co. and Deutsche Bank Securities Inc. acted as lead book-running managers for the offering. UBS Securities LLC and Stifel, Nicolaus & Company, Incorporated acted as book-running managers, and Wells Fargo Securities, LLC acted as co-manager.

A registration statement relating to these securities was declared effective by the Securities and Exchange Commission on March 21, 2013. This offering is being made solely by means of a prospectus, copies of which may be obtained from: Goldman, Sachs & Co., Attention: Prospectus Department, 200 West Street, New York, NY 10282, telephone: 1-866-471-2526 or by emailing prospectus-ny@gs.com or Deutsche Bank Securities Inc., 60 Wall Street, New York, New York 10005, Attention: Prospectus Department, telephone: 1-800-503-4611 or by emailing prospectus.CPDG@db.com.

This press release shall not constitute an offer to sell or the solicitation of an offer to buy, nor shall there be any sale of these securities in any state or jurisdiction in which such an offer, solicitation or sale would be unlawful prior to registration or qualification under the securities laws of any such state or jurisdiction.