Leadership and Governance
Board of Supervisors & Joint Conference Committee
Col. Paul Cook (Ret.)
First District Supervisor
Jesse Armendarez
Second District Supervisor
Dawn Rowe
Chairman
Third District Supervisor
Curt Hagman
Fourth District Supervisor
Joe Baca, Jr.
Vice Chair
Fifth District Supervisor
Joint Conference Committee Members
- Dawn Rowe, San Bernardino County Board of Supervisors Chair & Third District Supervisor
- Joe Baca Jr., San Bernardino County Board of Supervisors Vice Chair & Fifth District Supervisor
- Luther Snoke, San Bernardino County CEO
- Andrew Goldfrach, FACHE, Arrowhead Regional Medical Center CEO
- John Brill, M.D., Arrowhead Regional Medical Center CMO
- David Seigler, M.D., President, Arrowhead Regional Medical Center Medical Staff
- Steven Barr, M.D., President-Elect, Arrowhead Regional Medical Center Medical Staff
- Kambiz Raoufi, M.D., Immediate Past President, Arrowhead Regional Medical Center Medical Staff
The next Joint Conference Committee meeting will be held on Thursday, December 18, 2025 from 3:00 p.m. - 4:30 p.m. Click here for the meeting agenda.
Our Leadership
To contact any member of our leadership team, please call 909-580-6160.
Andrew Goldfrach
Chief Executive Officer
Nanette R. Buenavidez
Chief Operating Officer
Arvind Oswal
Chief Financial Officer
Sharon Brown
Chief Nursing Officer
John H. Brill, M.D.
Chief Medical Officer
Katrina Shelby
Administrator, Quality & Accreditation and Chief Compliance Officer
Carlos Prieto, DrPH
Chief, Business Development & Strategy
MariJane Aquino
Associate Chief Nursing Officer
Ravneet Mann
Associate Chief Nursing Officer
Carina Menjivar
Associate Chief Nursing Officer
Jeff Emery
Associate Chief Financial Officer
Brandy Arthur
Associate Hospital Administrator
Ambulatory Services
Ron Taber
Associate Hospital Administrator, Operations
Justine Rodriguez
Director of Marketing and Public Relations