| Fuel Design Ltd | Auckland |
| FuelTorque | |
| FUJIFILM CodeBlue Ltd | |
| Fuse Information Technologies Ltd | |
| Fusion Digital Ltd | Wellington |
| Fusion5 | Wellington |
| Fusion5 Ltd | |
| Future PC | Auckland |
| FutureLab Digital | Auckland |
| FWeb Ltd | |
| Fyre Dynamics | |
| Gameplanet (NZ) Ltd | Auckland |
| Gamma Computers | Auckland |
| Gans Consulting | Auckland |
| GASP Wireless Broadband | Wellington |
| Gateway Teleport | |
| GDE Distribution | Auckland |
| Geek 2 U Ltd | |
| Geeks on Wheels | |
| Genamics | Waikato |
| Geneious | Auckland |
| Generator New Zealand Ltd | Auckland |
| Geo Com Ltd | Auckland |
| Geographic Business Solutions | Auckland |
| Geographx Ltd | Wellington |
| Get Electronics Ltd | Hawke's Bay |
| GetHomeSafe | |
| Ghost Street | Auckland |
| Gisborne Net | |
| Gladeye | Auckland |
| Glassbox Ltd | |
| Glenn Cook Technologies | |
| Global From Day One | Auckland |
| Global Office | Canterbury |
| Global PC | Canterbury |
| Global Thinking | |
| GlobalCom Ltd | Auckland |
| Globalinfo | Auckland |
| Glolbalcube Marketing | |
| GNS Science | |
| Go Robot Ltd | |
| Go Tech | West Coast |
| Go Wireless NZ Ltd | Canterbury |
| Godmode | |
| Goforward | Taranaki |
| Golden Leaf International Ltd | Otago |
| Golden Micro Solutions Ltd | Marlborough |
| Good Websites Ltd | Bay of Plenty |
| Goose Ltd | Auckland |
| Gorilla Technology | Auckland |