 The house remained in the possession of Lady Chandos' descendants for several generations until 1675, when it was bought by George Sitwell.He had moved to Eastcote in 1668 from Eckington to marry Elizabeth Hawtrey, whose family owned the nearby Eastcote House.Sitwell was an ironmaster, although his ironworks failed and he was lent money by his father-in-law, Ralph Hawtrey, with Haydon Hall as security.