Lord Cavendish is the President of SCRT.

Lord Cavendish is the chairman of the Holker Estate Group and has chaired the Morecambe and Lonsdale Conservative Association (1975–78) and the board of governors of St Anne’s School, Windermere (1983–89). He is a director of Nirex Ltd (since 1993) and served as High Sheriff of Cumbria (1978–79) and a member of the Cumbria County Council (1985–1990). He became president of the Dry Stone Walling Association of Great Britain in 2008. He is also the chairman of the Burlington Stone Company.