Stephen Greenfield

Stephen Greenfield is an experienced purchasing and supply chain professional with a career spanning over 15 years. Currently serving as the Purchasing Manager at Owlstone Medical since May 2019, Stephen focuses on optimizing purchasing processes and driving cost reductions with semiconductor suppliers. Previous roles include Materials Manager at Bourns, Inc., Supply Chain Manager at George East House Wares Ltd, and Purchasing & Logistics Manager at Megahertz Ltd. Stephen has demonstrated expertise in supply chain planning, supplier management, and process improvement across various organizations, including Cambridge Broadband Networks Limited and Cambridge Silicon Radio Ltd, where involvement in Oracle R12 E-procurement implementation and Sarbanes-Oxley compliance was notable. Education includes attendance at Aylesbury College from 1990 to 1992.