Our Leadership

Our team is comprised of industry veterans from leading cell and gene therapy and oncology companies.

We were founded by cell therapy pioneers, and our leaders have applied their deep scientific and operational expertise to successfully deliver new medicines for patients.

Leadership Team

Lynn Seely, M.D.
President and Chief Executive Officer
Jarrad Aguirre, M.D., M.B.A.
Senior Vice President, Medical Affairs
Stephen Hill, M.B.A.
Chief Operating Officer
Gary Lee, Ph.D.
Chief Scientific Officer
Mark Meltz, J.D.
General Counsel and Corporate Secretary
Bryan Selby, M.S.
Senior Vice President, Clinical Development Operations
David Shook, M.D.
Chief Medical Officer
Ann Tomlin, M.S.
Chief Human Resource Officer

Founders

Rick Klausner, M.D.
Founder & Chairman of the Board
Crystal Mackall, M.D.
Founder
Stan Riddell, M.D.
Founder

Board of Directors

Rick Klausner, M.D.
Founder & Chairman of the Board
Lynn Seely, M.D.
President and Chief Executive Officer
Mark J. Bachleda, Pharm.D., M.B.A.
Director
Otis Brawley, M.D.
Director
Catherine Friedman, M.B.A.
Director
Elizabeth Nabel, M.D.
Director
Sumant Ramachandra, M.D., Ph.D., M.B.A.
Director
William Rieflin, J.D.
Director

Our Pipeline

Explore our clinical-stage pipeline of next-generation CAR T-cell product candidates for cancers with significant unmet medical need.

Pipeline