He became a Director of Shell Transport and Trading in 2002, and chaired the group of Directors who brought about the creation in 2005 of Royal Dutch Shell plc, of which he was deputy chairman and Senior Independent Director until 2012. He was a Director of Rio Tinto from 2003 to 2015. He has been a Director of the Scottish American Investment Trust since 2002, and of Scottish Power Ltd since 2009. He became Deputy Chairman of Scottish Power in 2012.
