William worked in the city for 19 years , leaving Merrill Lynch in 2006. William is Chairman and Co Founder of Knightsbridge School, he is a Director of Knightsbridge School International, Congham Hall Hotel and Red Savannah Travel. William became an Alderman of the City of London in 2013 , and he is a liveryman of the Worshipful Company of Haberdashers. William is married to Hilary and has four children - three boys and a girl.