Twist Bioscience Corporation announced the appointment of Mark Buck as senior vice president, operations. Mr. Buck brings experience improving manufacturing efficiency and driving revenue and margin through managing supply chain and operations, including planning, quality, procurement and logistics. Prior to joining Twist, Mr. Buck served as corporate senior vice president, operations, global supply chain at Excelitas Technologies Corporation where he established a global footprint, drove global supply chain optimization measures, enabled scale up and drove revenue growth.

His responsibilities included global supply chain planning, global sourcing and procurement supply, internal supply, supply quality and logistics inbound and outbound movement of freight. Prior to Excelitas, Mr. Buck was director, global supply chain management and general manager of resale product operations at Bio-Rad Inc., where he managed buy-sell products, which grew in revenue to $270 million, significantly improving profitability over his time in the role. He previously held leadership positions including vice president operations, global manufacturing, supply chain and logistics at Celerity Group; director, operations management at Solectron corporation; and senior supply chain operations manager at Apple Computer Inc. Before joining industry, Mr. Buck served in the United States Marine Corps.

He holds an MBA from National University and a B.S. in electrical and computer engineering from University of Illinois, Urbana-Champaign.