Management Team
Samuel M. Holtzman
President and Chief Executive Officer
Teresa Shafer, RN, MSN, CPTC
Executive Vice President and Chief Operating Officer
Patricia Rubin, CPA
Executive Vice President and Chief Financial Officer
Kimberly Davis, RN, CPTC, CTBS
Managing Director of Donor Resources
Janice Whaley, MPH, CPTC, CTBS
Managing Director of Clinical Operations, Southeast Region
Ron Ehrle, RN, BSN, CPTC
Managing Director, North Region
Schawnté Williams-Taylor, RN, BSN, CCRN, CPTC
Managing Director, West Region
Jessica C. Leibold
Managing Director of Facilities and Purchasing
Collis J. Foard, CPA
Controller
Carolyn Olivarez, LVN, CPTC
Director of Quality Assurance/Risk Management/Regulatory Compliance
Mark W. Roth, MHA / MBA, CTBS
Director of Tissue Recovery Services, Southeast Region
Laura Frnka, BS, APR
Director of Communications
Monique LeFlore, MHR
Director of Human Resources
Eve Jones
Assistant Manager of Human Resources
Carla J. Arreola
Manager of Donor Resource Center
Sergio Manzano Jr., RN, CPTC
Assistant Managing Director, North Region
Rhonda Young, RN, BSN, CNOR
Assistant Managing Director of Clinical Operations, Southeast Region
Joanna Zaman, BS
Assistant Manager of Clinical Operations, Southeast Region
Mark Casarez, CTBS
Tissue Program Supervisor, West Region
Medical Directors
R. Patrick Wood, M.D., FACS
Chief Medical Officer
Board of Directors
Joseph DeLeon, MPA — Chair
Texas Health Harris Methodist Hospital Fort Worth, Fort Worth
Nancy C. Cychol, RN, MSN
Cook Children’s Medical Center, Fort Worth
Sheriff Adrian Garcia
Public Member, Houston
John K. Graham, M.D.
Public Member, Houston
Samuel M. Holtzman
LifeGift
Sharyn Ivory, CPHQ
Public Member, Lubbock
Brenda Lyon, RN, MS, NEA-BC
Memorial Hermann-Texas Medical Center, Houston
Edward K. Massin, M.D.
Public Member, Houston
Ruth Schiermeyer
Public Member, Lubbock
Roberta Schwartz, MHS
The Methodist Hospital, Houston
Roland B. Smith, Ed.D., MPA
Public Member, Houston
Adriana Valencia
Public Member, Houston
EMERITUS
Barclay Berdan, FACHE
Lawrence Schkade, Ph.D., CSP, FAAAS




