| Gemmo AI | |
| Gene Planet Ltd | |
| Genuity Science (Ireland) Ltd | Dublin City Council |
| Geowox | |
| Getting Irish Business Online | Dublin City Council |
| Getvisiblilty | |
| GH Research Ireland Ltd | |
| Giant Studios | |
| Glandore | |
| Global Vision | Cork City Council |
| Globe Technical Services Ltd | Cork City Council |
| Glofox | Dún Laoghaire-Rathdown County Council |
| Go2mobile Solutions Ltd | Limerick City and County Council |
| GoBeyond Ltd | Kildare County Council |
| GoldStar Telecommunications (Ireland) Ltd | Cork City Council |
| Goshido | Limerick City and County Council |
| GoWeb | |
| Granite Consulting Ltd | Cork City Council |
| Granite Digital | Cork City Council |
| Graphedia Ltd | Wexford County Council |
| Grattan Computers Ltd | |
| Greenfi Systems Ltd | |
| Greentech Plastics Ltd | |
| Grey Matter Ltd | |
| GridBeyond | |
| Griffith College - Computing Faculty | Dublin City Council |
| Groupmail Ltd | Sligo County Council |
| gsmExchange.com Ltd | Dún Laoghaire-Rathdown County Council |
| GTS | Dublin City Council |
| GuestDiary.com | |
| Guinness Enterprise Centre | |
| GymBuddy | |
| H2 Learning | |
| Halo Business Angel Network | Dublin City Council |
| Hanley Automation | |
| HardSoft Ltd | |
| Hartnett Centre | |
| HatchHouse Digital | Dublin City Council |
| HCS | Dublin City Council |
| Health Tech Ireland Annual Conference | |
| HealthBeacon | |
| HEAnet Ltd | Dublin City Council |
| HEAVEN11 IPDB INC. Ltd | |
| Heidi Computers Ltd | Wicklow County Council |
| Helgen Technologies | |
| Helixworks Technologies Ltd | |
| Helixworks Technologies Ltd | |
| HelloWorld Web Technologies Ltd | |
| Helping Networks | |
| Hemdahl | |