Dr. Aart J. de Geus
Dr. Aart J. de Geus co-founded Synopsys and currently serves as Chief Executive Officer and Chairman of the Board of Directors. Since the inception of Synopsys in December 1986, he has held a variety of positions, including Senior Vice President of Engineering and Senior Vice President of Marketing. From 1986 to 1992, Dr. de Geus served as Chairman of the Board. He served as President from 1992 to 1998. Dr. de Geus has served as Chief Executive Officer since January 1994 and has held the additional title of Chairman of the Board since February 1998. He has served as a Director since 1986. From 1982 to 1986 Dr. de Geus was employed by General Electric Corporation, where he was the Manager of the Advanced Computer-Aided Engineering Group. Dr. de Geus holds an M.S.E.E. from the Swiss Federal Institute of Technology in Lausanne, Switzerland and a Ph.D. in electrical engineering from Southern Methodist University.

Dr. Chi-Foon Chan
Dr. Chi- Foon Chan joined Synopsys as Vice President of Application Engineering & Services in May 1990. Since April 1997 he has served as Chief Operating Officer and since February 1998 he has held the additional title of President. Dr. Chan also became a Director of the Company in February 1998. From September 1996 to February 1998 he served as Executive Vice President, Office of the President. From February 1994 until April 1997 he served as Senior Vice President, Design Tools Group and from October 1996 until April 1997 as Acting Senior Vice President, Design Reuse Group. Additionally, he has held the titles of Vice President, Engineering and General Manager, DesignWare Operations and Senior Vice President, Worldwide Field Organization. From March 1987 to May 1990, Dr. Chan was employed by NEC Electronics, where his last position was General Manager, Microprocessor Division. From 1977 to 1987, Dr. Chan held a number of senior engineering positions at Intel Corporation. Dr. Chan holds an M.S. and Ph.D. in computer engineering from Case Western Reserve University.

Alfred J. Castino
Alfred J. Castino has been a Director of Synopsys since May 2007. Mr. Castino joined Autodesk, Inc. in August 2002 and serves as Senior Vice President and Chief Financial Officer. Prior to joining Autodesk, Mr. Castino was Chief Financial Officer for Virage, Inc., a video and media communication software company from January 2000 to July 2002. Mr. Castino worked at PeopleSoft, Inc., from September 1997 to August 1999, most recently as Senior Vice President and CFO. Other previous experience includes a role as controller for Chiron Corporation, a series of key domestic and international finance assignments at Sun Microsystems over a period of eight years and various divisional finance management positions over a period of seven years. Mr. Castino holds a CPA certificate from the State of California, a Bachelor of Arts in Economics from Holy Cross College in Worcester, Massachusetts, and a Master of Business Administration from Stanford University.

Bruce R. Chizen
Bruce R. Chizen has been a Director of Synopsys since April 2001. Mr. Chizen is currently President, Chief Executive Officer and a member of the board of directors of Adobe Systems Incorporated, one of the largest software companies in the world. Mr. Chizen was named President in April 2000 and added the additional titles of CEO and member of the board in December 2000. He joined Adobe Systems in August 1994 as Vice President and General Manager, Consumer Products Division and in December 1997 became Senior Vice President and General Manager, Graphics Products Division. In August 1998 Mr. Chizen was promoted to Executive Vice President, Products and Marketing. From November 1992 to February 1994 he was Vice President and General Manager, Claris Clear Choice for Claris Corporation, a wholly owned subsidiary of Apple Computer.

Deborah A. Coleman
Deborah A. Coleman has been a Director of Synopsys since November 1995. Ms. Coleman is a General Partner of SmartForest Ventures, a venture capital firm, which she co-founded in June 2000. Ms. Coleman was Chairman of the Board of Merix Corporation, a manufacturer of printed circuit boards, from May 1994, when it was spun off from Tektronix, Inc., until September 2001. She also served as Chief Executive Officer of Merix from May 1994 to September 1999 and as President from March 1997 to September 1999. Ms. Coleman joined Merix from Tektronix, a diversified electronics corporation, where she served as Vice President of Materials Operations, responsible for worldwide procurement, distribution, component engineering and component manufacturing operations. Prior to joining Tektronix in November 1992, Ms. Coleman was with Apple Computer, Inc. for eleven years, where she held several executive positions, including Chief Financial Officer, Vice President, Information Systems and Technology and Vice President of Operations. She holds an M.B.A. from Stanford University. Ms. Coleman serves on the Board of Directors of Applied Materials, Inc., a manufacturer of semiconductor fabrication equipment, Kryptiq Corp., a secure-messaging provider of medical information flows, Teja Technologies, Inc., an embedded system software company, and NeoPad, Inc., a fabricator of custom chemical mechanical polishing pads for semiconductor manufacturing.

John G. Schwarz
John G. Schwarz has been a Director of Synopsys since May 2007. Mr. Schwarz has been the Chief Executive Officer of Business Objects S.A., a provider of business intelligence software and services, since September 2005 and was appointed to its Board of Directors in January 2006. Before joining Business Objects, Mr. Schwarz served as President and Chief Operating Officer of Symantec Corporation from December 2001 to September 2005. Prior to joining Symantec, from January 2000 to November 2001, Mr. Schwarz served as President and Chief Executive Officer of Reciprocal Inc., which provided business-to-business secure e-commerce services for digital content distribution over the internet. Before joining Reciprocal, Mr. Schwarz spent 25 years at IBM Corporation where most recently he was General Manager of IBM’s Industry Solutions unit, a worldwide organization focused on building business applications and related services for IBM’s large industry customers. Mr. Schwarz serves as a member of the Board of Directors of the Information Technology Association of America’s Software Board. Mr. Schwarz has a Bachelor of Science in Computer Science from the University of Manitoba, a Diploma in Business Administration from the University of Toronto, and an honorary PhD from Dalhousie University in Halifax, Nova Scotia.

Dr. Sasson Somekh
Dr. Sasson Somekh has been a Director of Synopsys since January 1999. Dr. Somekh joined Novellus Systems, Inc., a manufacturer of semiconductor fabrication equipment, as President in January 2004. Previously, Dr. Somekh served as a member of the Board of Directors of Applied Materials, Inc., also a manufacturer of semiconductor fabrication equipment, from April 2003 until December 2003, and as an Executive Vice President of Applied from November 2000 until August 2003. Dr. Somekh served as a Senior Vice President of Applied from December 1993 to November 2000 and as a Group Vice President from 1990 to 1993. Dr. Somekh is a director of Nanosys, Inc., a privately-held developer of nano-enabled systems for use in energy, defense, electronics, healthcare and information technology applications.

Roy Vallee
Roy Vallee has been a Director of Synopsys since February 2003. Mr. Vallee is Chief Executive Officer and Chairman of the Board of Avnet, Inc., a global semiconductor products and electronics distributor, positions he has held since June 1998. Previously, he was Vice Chairman of the Board since November 1992, and also President and Chief Operating Officer since March 1992. Mr. Vallee currently serves on the Board of Directors of Teradyne, Inc., an automated testing company for the electronics, communications and software industries. He is also a member of the Executive Committee of the Global Technology Distribution Council.

Steven C. Walske
Steven C. Walske has been a Director of Synopsys since December 1991. Mr. Walske has been Chief Business Strategist of Parametric Technology Corporation, a supplier of software products for mechanical computer aided engineering since June 2000. Previously, Mr. Walske served as Chairman, Chief Executive Officer and a Director from August 1994 until June 2000 and as President and Chief Executive Officer of that company from December 1986 to August 1994.