Christopher Hall became a consultant of Knights in 1999. After Trinity College, Cambridge, he worked for Clifford Turner (as it then was), joining Cripps Harries Hall in 1964. Having built up a practice in equestrian and sports law, he became senior partner of that firm in 1991.

Also a farmer, he is a Deputy Lieutenant of East Sussex, Chairman of the International League for the Protection of Horses and has been chairman of the South of England Agricultural Society. He is a former chairman of the Disciplinary Committee of the Jockey Club, as well as of its Arab Horse Racing Committee. He is presently a director of Brighton Racecourse, a trustee of the charity "Racing Welfare" and chairman of the Olympia Christmas Horse Show.