Jonathan W. Ayers

Chairman, President and Chief Executive Officer

IDEXX Chairman, President and Chief Executive Officer since January 2002

IDEXX LABORATORIES, INC.

Mr. Ayers has been the Chairman of the Board, President and Chief Executive Officer of IDEXX since January 2002. Before joining IDEXX, Mr. Ayers held various leadership positions at United Technologies Corporation and its business unit Carrier Corporation, including serving as President of Carrier Corporation from 1999 to 2001, President of Carrier’s Asia Pacific Operations from 1997 to 1999, and Vice President, Strategic Planning, at United Technologies from 1995 to 1997. Prior to joining United Technologies, from 1986 to 1995, Mr. Ayers held various positions at Morgan Stanley & Co. in mergers and acquisitions and corporate finance. Mr. Ayers holds an undergraduate degree in molecular biophysics and biochemistry from Yale University and graduated from Harvard Business School in 1983 with high distinction. We value Mr. Ayers’s successful leadership since arriving at IDEXX in 2002 and his deep domain knowledge of our technologies and products, which has contributed to IDEXX consistently generating exceptional, above-market returns for our shareholders through continuous innovation during this extended period. We also value Mr. Ayers’s significant and diverse experience in many relevant areas, including global business management, finance and strategic planning, business development, marketing, product development, software technology and managing international operations.