David had a long and distinguished career in the waste management industry. He was Executive Chairman of Cory Environmental Holdings which managed long term contracts for the disposal of waste for local authorities. He was a director of the companies which owned Cory Environmental, Ocean Group plc from 1994 to 2000 and following the merger of Ocean Group with Exel plc he was a director of that FTSE 100 company from 2000 to 2005. He joined the board of Blue Sky Development and Regeneration in 2011 and was a member until the merger with Forward Trust. David is also a Freeman of the City of London and a lifetime member of the Environment Services association.