|Ricardo B. Levy, PhD|
Retired Founder, Chairman & CEO, Catalytica, Inc.
Ricardo Levy was elected to the Board of Directors of StemCells, Inc. in September 2001. He most recently served as Lead Director of Renegy Holdings, the successor of Catalytica Energy Systems, Inc., an environmental emissions solutions provider. Prior to his role with Renegy Holdings, Dr. Levy served as Chairman of the Board of Catalytica Energy Systems from 1995, when the company was formed as a subsidiary of Catalytica, Inc., until October 2007 when the company merged to form Renegy. Dr. Levy was a founder of Catalytica, Inc. in 1974, serving as Chief Operating Officer from 1974 until 1991, and President and Chief Executive Officer until December 2000, when Catalytica, Inc. and its subsidiary Catalytica Pharmaceuticals, Inc. were sold to DSM N.V. Before founding Catalytica, Inc., Dr. Levy was a founding member of Exxon’s chemical physics research team, and prior to that served as Chief Executive Officer of Sudamericana C.A. in Quito, Ecuador. He continues to serve as Special Advisor to the Board of Directors of Renegy Holdings, and also as a member of the Board of Directors of Accelrys Inc. (formerly Pharmacopeia, Inc.) and NovoDynamics, Inc., a private company focused on advanced image discovery. Dr. Levy holds Bachelor of Science and PhD degrees in Chemical Engineering from Stanford University, and a Master of Science Degree from Princeton University.