Tuesday, Sep 23, 2008

Genentech Announces October 14 Webcast of Financial and Other Business Results

South San Francisco, Calif. -- September 23, 2008 --

Genentech, Inc. (NYSE:DNA) will announce its 2008 third quarter financial results on Tuesday, October 14, 2008, after the close of the financial markets. The announcement will be followed by a conference call with the investment community at 1:45 p.m. Pacific Time. Members of Genentech's management team will be participating in the call.

Live audio of the conference call will be broadcast simultaneously over the internet and may be accessed on Genentech's web site at http://www.gene.com. The webcast and any corresponding materials will be archived and available for replay until 5:00 p.m. Pacific Time on November 4, 2008.

A telephonic replay of the webcast will be available beginning at 4:45 p.m. Pacific Time on October 14, 2008 through 4:45 p.m. Pacific Time on October 21, 2008. Access numbers for this replay are: 1-800-642-1687 (U.S./Canada) and 1-706-645-9291 (international); Conference ID number is 60099652.

About Genentech
Founded more than 30 years ago, Genentech is a leading biotechnology company that discovers, develops, manufactures and commercializes medicines to treat patients with significant unmet medical needs. The company has headquarters in South San Francisco, California and is listed on the New York Stock Exchange under the symbol DNA. For additional information about the company, please visit http://www.gene.com.