Kent Snyder joined Senomyx in June 2003 and has served as Chief Executive Officer and as a member of our Board of Directors since that time. From June 2003 until September 2009 Mr. Snyder also served as our President, and since May 2008 Mr. Snyder has served as our Chairman of the Board of Directors. From July 1991 to October 2001, Mr. Snyder held various marketing and sales management positions with Agouron Pharmaceuticals, Inc., a Pfizer company. Mr. Snyders most recent position was President of Global Commercial Operations, and prior to that Mr. Snyder served as Senior Vice President of Commercial Affairs and Vice President of Business Development. Mr. Snyder is a director of Santarus, Inc., a publicly-held biopharmaceutical company. Mr. Snyder received his B.S. from the University of Kansas and his M.B.A. from Rockhurst College. Mr. Snyder contributes his extensive knowledge of the company and also ensures long-term continuity on the Board. In addition, he contributes operational and leadership skills that he has developed through his prior experience in various roles of increasing responsibility.

John Poyhonen joined us in October 2003 as Vice President and Chief Business Officer and was promoted in April 2004 to Vice President, Chief Financial and Business Officer. In January 2006, he was promoted to Senior Vice President, Chief Financial and Business Officer and in September 2009 he was promoted to President and Chief Operating Officer. Before joining Senomyx, from 1996 until October 2003, Mr. Poyhonen served in various sales and marketing positions for Agouron Pharmaceuticals, a Pfizer company, most recently as Vice President of National Sales. Mr. Poyhonen is a director of Ardea Biosciences, Inc., a biopharmaceutical company. Mr. Poyhonen received his B.A. in Marketing from Michigan State University and his M.B.A. from the University of Kansas.

Sharon Wicker has served as our Senior Vice President and Chief Commercial Development Officer since September 2009. From when Ms. Wicker joined Senomyx in April 2006 until September 2009 she served as our Senior Vice President of Commercial Development and Chief Strategy Officer. From 2003 to 2006, Ms. Wicker held various strategic marketing positions, most recently as President, Flavor Business Unit, at A.M. Todd Company. Prior to 2003 Ms. Wicker held various general management positions with Heinz, ConAgra and General Mills. Ms. Wicker received her B.S. in Food Science and Nutrition from Colorado State University and her M.B.A. from Michigan State University.

Antony E. Rogers, Vice President and Chief Financial Officer, joined us in June 2001 and was appointed Director of Finance and Administration in February 2002. He has served in various roles of increasing responsibility and was appointed Vice President, Finance and Treasury in February 2006. He was promoted to his current position in September 2009. His previous experience includes various finance and accounting positions with Indiqu, Inc., Ancile Pharmaceuticals, Aurora Biosciences, and Sequana Therapeutics. Mr. Rogers received his B.S. in Accounting from San Diego State University.

Donald S. Karanewsky, Ph.D., joined Senomyx in June 2007 as Senior Vice President, Discovery and was appointed Chief Scientific Officer in June 2010. From October 2002 to June 2007 Dr. Karanewsky was Executive Director of Chemistry at The Genomics Institute of the Novartis Research Foundation (GNF). At GNF, Dr. Karanewsky had management responsibility for the Departments of Medicinal Chemistry, Analytical Chemistry, Bioanalytical Chemistry, and Compound Management, and was a member of the GNF Drug Discovery Steering Committee and the Novartis Global Discovery Chemistry Leadership Team. Dr. Karanewsky has also directed chemistry research teams and had senior management roles at Ligand Pharmaceuticals and Idun Pharmaceuticals and he previously held principal positions at Glaxo Inc, Bristol-Myers Squibb, and the Squibb Institute for Medical Research. He received his Ph.D. in Chemistry from Harvard University and was granted a B.S. in Chemistry, Magna Cum Laude, from Stevens Institute of Technology in New Jersey. Dr. Karanewsky is an inventor on more than 85 issued US patents and has authored over 70 scientific publications.