James R. Murphy

Chairman and Chief Executive Officer

John A. Sedor

President

Richard P. Lindsay, MBA CPA

Vice President and Chief Financial Officer

Robert M. Stote, M.D., F.A.C.P.

Senior Vice President and Chief Medical Officer

Fred Feldman, Ph.D.

Vice President of Research and Development

David C. Brush

Vice President of Business Development and Strategic Planning

Adolfo Herrera Malaga, D.V.M.

Managing Director of European Subsidiaries