| ICInternational Commission on Irrigation and Drainage | Hydrology Abflussmessung Hochwasser | |
| MIMetCom Innovative Technologies Ltd. Carlow, ÉireTaighde agus Teicneolaíocht | Construction work Repair and maintenance services | |
| MTMason Technology Dublin, ÉireTaighde agus Teicneolaíocht | Repair and maintenance services Installation services (except software) Scientific Equipment Laboratory Equipment Calibration Services | |
| FFrequency Dun Laoghaire, ÉireTeileachumarsáid | Postal and telecommunications services Internetbasierte Kommunikationssysteme Luftfahrtkommunikation Streaming | |
| TATruck and Bus Parts Ltd Dublin, ÉireSlabhra Soláthair agus Lóistíocht | Repair and maintenance services Truck Parts Bus Parts Cooling Systems | |
| CTCorMan Technical Services Ltd Little Island, ÉireCúram Sláinte | Construction work Repair and maintenance services Electrical Instrumentation Control | |
| BBuska Dublin, ÉireSlabhra Soláthair agus Lóistíocht | Construction structures and materials; auxiliary products to construction (except electric apparatus) Moving Boxes Plastic Boxes Storage Solutions | |
| DDDublin Dental University Hospital Dublin, ÉireCúram Sláinte | Installation services (except software) Dental Education Patient Care Dental Research | |
| PNPS Networks Dublin, ÉireTeileachumarsáid | Repair and maintenance services Architectural, construction, engineering and inspection services Analogue Telephone Systems Digital Telephone Systems VoIP Telephone Systems | |
| IRInvert Robotics Blanchardstown, ÉireTaighde agus Teicneolaíocht | Repair and maintenance services Architectural, construction, engineering and inspection services Robotic Crawler Technology Industrial Asset Inspections Confined Space Entry | |