Lever retired from the Diplomatic Service in 2003 .
Was Global Development Director , RWE Thames Water , 2003 -- 06 and Chairman of the Royal United Services Institute 2004 -- 09 .
Lever retired from the Diplomatic Service in 2003 and was Global Development Director , RWE Thames Water , 2003 -- 06 and Chairman of the Royal United Services Institute 2004 -- 09 .