Among the most outstanding owners have been Guillaume de Montrevel, who expanded the castle including constructing Northeast Tower and who lead crusade against the Teutonic Knights in Prussia, at the service of the Duke of Bourbon, count of all neighbouring Foy and who was present at the battles of Rosebecque, Verneuil, and Bourbourg. He was later Counsellor and Chamberlain of the Duke of Bourbon and latter the King and Governor of the Dauphin, and who also acted as diplomate to Cyprus, Aragon and England.