Jean-Jacques Bienaimé,
President and
Chief Executive Officer of
Genencor International, Inc.
opened The NASDAQ Stock Market

Thursday, January 23, 2003
at NASDAQ's MarketSite
in New York City.

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Genencor International, Inc.

The NASDAQ Stock Market welcomes Genencor International, Inc. [GCOR] and its newly-appointed CEO Jean-Jacques Bienaimé to the Market Open. On January 23rd, Genencor International along with NASDAQ, Cooley Godward, Burrill & Company, DSM NV and Cargill Dow will sponsor the Third Wave of Biotechnology, an analyst, investor and media briefing that will address the market potential for industrial biotechnology.

The Biotechnology Industry Organization (BIO) will lead this half-day educational event focused solely on industrial biotechnology and emphasize the progress this sector has made in industrial enzymes, bioenergy and bio-based materials markets. This event will be held at the New York Academy of Sciences from 12:00 - 5:00 p.m. and is open to the media and investment community.

About Genencor International, Inc. [GCOR]

Genencor International, Inc. (www.genencor.com) is a diversified biotechnology company that develops and delivers innovative products and services into the health care, agri-processing, industrial and consumer markets. Using an integrated set of technology platforms, Genencor's products deliver innovative and sustainable solutions to many problems of everyday life.

Genencor traces its history to 1982 and has grown to become a leading biotechnology company, with over $325 million annual revenues in 2001. Genencor has principal offices in Palo Alto, California; Rochester, New York; and Leiden, the Netherlands.