Sir William Castell

Chairman, Wellcome Trust

Sir William Castell is Chairman of the Wellcome Trust, a global charitable foundation dedicated to achieving extraordinary improvements in human and animal health. Prior to taking up this role in 2006 Sir William was President and Chief Executive Officer of GE Healthcare, the global medical diagnostics and biosciences business of the General Electric Company, of which he was also a Vice Chairman.  Before its acquisition by GE in 2004, Sir William was Chief Executive of Amersham plc.  Sir William retired as a Director of the General Electric Company in April 2011 and in 2012 retired from the board of BP having served for six years, latterly as senior independent director. Bill Castell is Chairman of the Board of Trustees of Chichester Festival Theatre; Chairman of the High Street Fund 2012-13; and former Chairman of The Prince’s Trust.  He is an Honorary Fellow of Green Templeton College, University of Oxford, an Honorary Fellow of the Academy of Medical Sciences, and a Trustee of the Education and Employers Taskforce