 Gunson sold the house to Sir Edwin Smith in 1878, who greatly extended the home, including a verandah & balcony imported from Glasgow and a large ballroom, to the designs of architect Thomas English (who also designed the new premises of Kent Town Brewery in 1876 for Smith).In December 1920 Loreto Convent bought the house on , opening at that location in February 1921.Further conversions have been undertaken by the school over time.