1790s – Curraghmore, Portlaw, Co. Waterford Architect: James Wyatt / John Roberts / Samuel Ussher Roberts In the late eighteenth century, the 2nd Earl, afterwards 1st Marquis of Waterford,
1849 – Mayfield House, Portlaw, Co. Waterford Architect: William Tinsley / John Skipton Mulvany Detached seven-bay three-storey over basement Italianate house incorporating fabric of earlier house constructed for the Malcomson family,