1816 – Corn Exchange Building, Burgh Quay, Dublin Architect: George Halpin The Corn Exchange Building designed by George Halpin in 1815, was approved by the Wide Streets Commissioners in 1816 with work commencing soon afterwards.
1817 – Fanad Lighthouse, Co. Donegal Architect: George Halpin Construction started in 1812-13 with the tone brought pre-cut from North Wall, Dublin. Light first lit St Patrick’s Day 1817.
1817 – Harbour Lighthouse, Howth, Co. Dublin Architect: George Halpin Fine lighthouse on the end of the southern arm of the harbour. The lighthouse also had a defensive purpose,
1820 – Poolbeg Lighthouse, Dublin Architect: George Halpin Originally constructed in the 1760s, it was re-designed and re-built in 1820 by George Halpin. The current lighthouse is painted red to indicate ‘port side’ for ships entering Dublin Bay and North Bull lighthouse (on the other side of the bay) is painted green to indicate it is ‘starboard’.
1845 – No.16 Park Street, Dundalk, Co. Louth Architect: George Halpin / Millar & Symes Designed for the Bank of Ireland by George Halpin, this building was remodelled for Millar and Symes in the first part of the twentieth century.
1847 – Lighthouse East Pier, Dun Laoghaire, Co. Dublin Architect: George Halpin, This permanent lighthouse and dwelling was designed by Chief Engineer with the Ballast Board, George Halpin,
1850 – Former Bank of Ireland, Church St., Portlaoise, Co. Laois Architect: George Halpin Former bank branch for the Bank of Ireland. Probably a converted house, the building has a fine set of Victorian railings to the street.