Wednesday, Apr 16, 2003

Genentech Announces April 23 Webcast of Annual Meeting of Stockholders

South San Francisco, Calif. -- April 16, 2003 --

Genentech, Inc. (NYSE:DNA) invites investors and the general public to listen to a live audio webcast of its Annual Meeting of Stockholders at 10:00 a.m. Pacfic Time on Wednesday, April 23, 2003.

The webcast can be accessed on Genentech's web site at http://www.gene.com and will be archived and available for replay until 5:00 p.m. Pacific Time on April 30, 2003.

Genentech is a leading biotechnology company that discovers, develops, manufactures and commercializes biotherapeutics for significant unmet medical needs. Fifteen of the currently approved biotechnology products originated from or are based on Genentech science. Genentech manufactures and commercializes ten biotechnology products directly in the United States. The company has headquarters in South San Francisco, California and is traded on the New York Stock Exchange under the symbol DNA. For press releases and additional information about the company, please visit http://www.gene.com.