Basel, Switzerland
June 25, 2002

Dr. David Evans, Head of Research and Technology, is to retire on March 31, 2003.

Dr. David Lawrence, currently Head of Research, is appointed to the Executive Committee, as Head of Research and Technology with effect from September 1, 2002.

John Elias, Head of Human Resources, is also appointed to the Executive Committee effective September 1, 2002.

Biographies

David Lawrence - BA Chemistry, University of Oxford (1971); D.Phil. Chemical Pharmacology, University of Oxford (1974); Joined ICI in 1974: Team Leader Scientist in Biochemistry and Chemistry (1974); Manager Biochemistry Section at Jealott's Hill, UK (1986); Head Exploratory Plant Sciences (1992); Head of Research & Development Projects (1999); Head of Research, Syngenta (2001)

John Elias - BA Psychology, Liverpool University (1972); International Personnel Director, Fisher Controls (1984); Personnel Director UK/Scandinavia, Monsanto (1986); General Manager, North Wales,
Monsanto (1989); Director, Human Resources Development, The BOC Group Plc (1993); Group Director, HR, The BOC Group Plc (1998); Head of Human Resources Syngenta (2001)

Syngenta is a world-leading agribusiness. The company ranks first in crop protection, and third in the high-value commercial seeds market. Sales in 2001 were approximately US $6.3 billion. Syngenta employs more than 20,000 people in over 50 countries. The company is committed to sustainable agriculture through innovative Research and Technology. Syngenta is listed on the Swiss stock exchange and in London, New York and Stockholm. Further information is available at www.syngenta.com.