Sean Poellnitz is Vice President Supply Chain at Mosaic Life Care. Sean leads all supply chain functions including materials management, logistics, fleet, sourcing, GPO Affiliate Program and all procurement activities across the regional health system. Formerly Sean was System Senior Director Supply Chain & Ancillary Services at OptumCare (USMD) for three hospitals and over 50 clinics with 20 specialties. Before USMD Sean was System Director, Contracting and Resource Utilization for CHRISTUS Health; which is faith-based, not-for-profit health system comprised of almost 350 services and facilities, including more than 60 hospitals and long-term care facilities. Prior to Sean’s role at CHRISTUS Health, Sean held various leadership positions for CHI Health, Raytheon, Southern California Regional Rail Authority, and Union Pacific Railroad based in Omaha, NE. Sean is a member of the American College of Healthcare Executives and he served on the National MedAsset GPO Committee Member for Capital and Long-Term Care Service Lines.