William Colles (1745-1779)
of Abbeyvale & Millmount House, Co. Kilkenny; Owner of the Kilkenny Marble Works
He is said to have designed and built the family house at Millmount, Maddoxtown, in 1770. It was described as, "a two-storey over basement house on cruciform plan". The marble business was continued by his third son, Richard.