- Saburo Hamanaka
Chairman
- Mark Iwicki
President and Chief Operating Officer - Andrew I. Koven
Executive Vice President, General Counsel and Corporate Secretary - Thomas H. Large, Ph.D.
Executive Vice President, Discovery and Early Clinical Research - Richard Ranieri
Executive Vice President, Human Resources and Administration - Robert F. Scumaci
Executive Vice President and Special Advisor to the Chairman
- Nobuhiko Tamura
Executive Vice President, Clinical Research and Medical Affairs