La structure d'exploitation de la banque repose sur trois entités clés, à savoir Domestic Core Bank, AIB UK [exerçant des activités au Royaume-Uni (Grande-Bretagne et Irlande du Nord)] et Financial Solutions Group, constituée en 2012.
The Bank's operating structure is based on three points of focus — the Domestic Core Bank, AIB UK (the UK business comprising business in Great Britain and Northern Ireland), and the Financial Solutions Group, created in 2012.