Our leadership is deeply committed to developing first-in-class medicines and bringing together a dedicated team of experts to achieve this goal.

Thomas B. Neff

Thomas B. Neff

Chairman, Founder, and
Chief Executive Officer
Karen L. Bergman

Karen L. Bergman

Vice President, Investor Relations and Corporate Communications
Christine L. Chung

Christine L. Chung

Senior Vice President, China Operations
Pat Cotroneo

Pat Cotroneo

Chief Financial Officer
Richard Farley

Richard Farley

Vice President, Human Resources
R. Wayne Frost, Pharm.D., J.D.

R. Wayne Frost, Pharm.D., J.D.

Senior Vice President, Regulatory Affairs
M. Sean Healy, Ph.D.

M. Sean Healy, Ph.D.

Vice President, Quality
Elias Kouchakji, M.D.

Elias Kouchakji, M.D.

Senior Vice President, Clinical Development, Drug Safety, and Pharmacovigilance
Al Y. Lin, M.D., Ph.D.

Al Y. Lin, M.D., Ph.D.

Senior Vice President, Drug Development
Michael D. Lowenstein, J.D.

Michael D. Lowenstein, J.D.

Chief Legal Counsel
Michael J. Martinelli, Ph.D.

Michael J. Martinelli, Ph.D.

Senior Vice President, Technical Development
James W. Polarek, Ph.D.

James W. Polarek, Ph.D.

Vice President, Protein Therapeutics and Collagen Development
Leanne C. Price, J.D.

Leanne C. Price, J.D.

Chief Intellectual Property Counsel
K. Peony Yu, M.D.

K. Peony Yu, M.D.

Chief Medical Officer

Our Partners

We are interested in building strong partnerships that complement our strengths.