Erich Hunziker

Who is Erich Hunziker?

Dr. Hunziker was elected director of Genentech in April 2004. He joined

the Roche Group as chief financial officer in 2001 and was elected to

the Executive Committee of the Roche Group at that time. In January

2005, he was appointed deputy head of the Executive Committee. Prior

to joining the Roche Group, from 1998 until 2001, Dr. Hunziker was

chief executive officer of the Diethelm Group and Diethelm Keller

Holding Ltd. Dr. Hunziker joined Corange Ltd (holding company of

Boehringer Mannheim Group), where he was appointed chief financial

officer in 1997. Dr. Hunziker is also a member of the Boards of

Directors of Holcim Ltd. and Chugai Pharmaceutical Co., Ltd., a

subsidiary of Roche. Pursuant to the affiliation agreement, Dr.

Hunziker is a designee of Roche.