Former CEO of Deloitte Touche Tohmatsu
William Parrett served as the chief executive officer of Deloitte Touche Tohmatsu, a multinational professional services network, from 2003 until 2007. He joined Deloitte in 1967 and served in a series of roles of increasing responsibility until his retirement in 2007. Parrett serves as a director of Blackstone Inc. and Thoughtworks, Inc. He previously served as a director of the Eastman Kodak Company, Conduent Inc., Thermo Fisher Scientific, UBS Group AG, and IGATE Corporation. Parrett is a Certified Public Accountant with an active license.