Felix Theeuwes, D.Sc.
Chairman and Chief Scientific Officer

James E. Brown, D.V.M.
President and Chief Executive Officer

Michael H. Arenberg
Senior Vice President, Corporate and Business Development

David J. Ellis, M.D., Ph.D.
Vice President, Clinical and Regulatory Affairs

John W. Gibson, M.S.
Vice President, Birmingham Operations and Principal Scientist

Steve Helmer
Vice President, Chief Patent Counsel

Matthew J. Hogan
Chief Financial Officer

Judy Joice
Vice President, Operations and Corporate Quality Assurance

Jian Li
Vice President, Finance and Corporate Controller

WeiQi Lin, M.D., Ph.D.
Vice President, R&D Business Development & Principal Scientist

Andrew R. Miksztal, Ph.D
Vice President, Pharmaceutical Research and Development

Su IL Yum, Ph.D.
Executive Vice President, Pharmaceutical Systems R&D and Principal Engineer