Irish Ferries operates passenger and freight ferry services between Ireland, Britain, and Continental Europe, including routes such as Dublin-Holyhead, Rosslare-Pembroke, Dublin-Cherbourg, and Dover-Calais.
Irish Mainport Limited is a marine services provider based in Cork, Ireland, serving ship-owners, exporters, importers, oil companies, seismic survey companies, and offshore wind sectors since 1957.
The Irish Maritime Development Office (IMDO) is Ireland’s national dedicated development, promotional and marketing agency for the shipping services sector, part of the Marine Institute.
The Irish National Petroleum Corporation (INPC) is a semi-defunct Irish State-owned company that owned and operated the Whiddy Island Terminal and Whitegate refinery in County Cork, Ireland.
Irving Shipbuilding Inc. provides shipbuilding and repair, offshore fabrication, industrial manufacturing, engineering, supply chain management, and technical services, and is a key partner in Canada's National Shipbuilding Strategy.