1820-45 – Penrhyn Castle, Wales
Architect: Thomas Hopper
Originally a medieval fortified manor house, founded by Ednyfed Fychan. In 1438, Ioan ap Gruffudd was granted a licence to crenellate and he founded the stone castle and added a tower house.
1825 – Purdysburn House, Newtownbreda, Co. Down
Architect: Thomas Hopper
Described simply as “Purdysburn, the splendid mansion of Narcissus Batt, Esq., built after a design by Hopper”
1856 – Gosford Castle, Co. Armagh
Architect: Thomas Hopper
Construction of the castle began in 1819 and finished in the 1850s. It was commissioned by Archibald Acheson,
