Dauntesey was himself from West Lavington, the son of John Dauntesey, and when he died in April 1542, he left money in his will dated 10 March 1542 for the founding of the School. He gave the Mercers' Company lands in London so that they could build a schoolhouse for a grammar school at West Lavington and also support seven poor persons in an almshouse, within the same charity. The master of the school was to be appointed by the heir of Dauntesey's brother Ambrose Dauntesey, but the company was to have the power of dismissal. In 1868, a Schools Inquiry Commission noted that "By ancient custom, the owner of the Dauntesey estate at West Lavington, now Lord Churchill, appoints".