Educated at Harrow and Columbia University, John served with the Royal Marines before commencing in the property world in 1960. John has chaired the Sunley Holdings Group of companies since 1979. He is also Chairman of the Trustees of the Bernard Sunley Charitable Foundation and trustee of a number of other charities. John is married with six children and his hobbies include golf (where he has a dangerous handicap!), horse breeding and racing.