Leadership
Brian Shepard
Chief Executive Officer
Shepard directs the efforts of more than 350 UNOS staff to ensure that the nation’s transplant network efficiently and fairly serves the needs of transplant candidates and recipients, living donors, donor family members, and transplant professionals. Read more about Brian Shepard.
Stephen Harms
Chief Operating Officer
David Klassen, M.D.
Chief Medical Officer
Maureen McBride, Ph.D.
Chief Contract Operations Officer
Alex Tulchinsky
Chief Technology Officer
Ryan Ehrensberger, Ph.D., FACHE
Chief Growth Officer
Jason Livingston, Esq.
General Counsel and Privacy Officer
Henrisa Tosoc-Haskell, RN, M.S., M.S.H.A, CMQ-E
Senior Director, Organizational Excellence
Mary Beth Murphy
Senior Director, Communications
Roger Brown
Director, Organ Center
Bob Carrico, Ph.D.
Director, Research
Brian Dudley
Director, Facilities and Security Department
Jennifer Gavin
Director, UNOS Meeting Partners
Terri Helfrich
Director, Information Security
Tiwan Nicholson, M.S.I.S.
Director, IT Operations
Jacqueline O’Keefe, M.B.A.
Director, Member Quality
Tony Ponsiglione
Director, Human Resources
Amy Putnam, M.S.W., M.B.A.
Director, IT Customer Advocacy
Marty Wilson
Director, Software Engineering