David Shimmon is a highly experienced CEO of the highest calibre. His last role was as CEO of Ichor Systems, Inc, one of the world’s leading semiconductor businesses. He was also CEO of global digital technology agency Celerity from 1999 to 2008, executive chairman from 2000 to 2008 and executive director from 2000 to 2008. Prior to this he had a number of other senior roles, including president of Kinetics Group, Inc., a subsidiary of Celerity, Inc. from 1996 to 2005, CFO from 1991 to May 2005, and COO from 1990-1991. He has also been the director of The Tech Museum of Innovation in California.