Bill Siomos

Bill Siomos is an accomplished procurement and supply chain professional with extensive experience in leading strategic sourcing initiatives across various sectors. Notable current roles include Vice President and Director of Procurement Services at OMERS, where Bill has focused on developing the Strategic Sourcing department and implementing best practices to streamline processes and enhance value for money. Previous experiences include positions at Cancer Care Ontario, Ornge, CIBC, WSIB, and Toronto East General Hospital, demonstrating a strong background in sourcing and procurement management. Additionally, Bill served as a professor teaching Operations & Supply Chain Management at Seneca College. Bill's educational credentials include courses from Columbia Business School and the Rotman School of Management, along with certifications in Supply Chain Management.