| SFShannon Foynes Port Foynes, IrelandTransportation | Other community, social and personal services Bulk Cargo Handling Deep-Water Port Shannon Estuary | |
| SGShannon Group Shannon, IrelandTransportation | IT services: consulting, software development, Internet and support Aviation Commercial Property Airport Operations | |
| DPDublin Port Company Dublin, IrelandTransportation | Other community, social and personal services Port Operations Cargo Handling Shipping Services | |
| IIDASO Ltd Mullingar, IrelandTransportation | IT services: consulting, software development, Internet and support Verkehrsdaten Verkehrserhebung Datenverarbeitung | |
| | IT services: consulting, software development, Internet and support | |
| CECental Engineering Carlow, IrelandManufacturing | Prefabricated Modular Infrastructure Modular Solutions Skid Mounted Solutions | |
| AAAlpha Automation & Controls Ltd Carrigtwohill, IrelandManufacturing | IT services: consulting, software development, Internet and support Industrial Automation Process Control PLC | |
| CJCarroll Joinery Ltd Dublin, IrelandManufacturing | Doors Windows Joinery Products | |
| PHProAir Heat Recovery Ventilation Systems Galway, IrelandManufacturing | Mechanical Ventilation With Heat Recovery MVHR Heat Recovery Ventilation Systems | |
| ICIntegrated Control Solutions Ltd Cork, IrelandManufacturing | Construction work IT services: consulting, software development, Internet and support Electrical Engineering Automation Solutions Control Systems Integration | |