| Done by Nine | |
| Dot Kiwi Ltd | Auckland |
| DOTDOT | |
| Douglas Ltd | |
| Dove Electronics Ltd | Wellington |
| Downing | Nelson |
| DPA Technologies Ltd | Auckland |
| DPB Creations | Auckland |
| DPS Computers Ltd | Auckland |
| DR Design | Waikato |
| Draggnett | |
| DREAMLAND Design Ltd | Waikato |
| DTC Systems 2003 Ltd | Auckland |
| DTS Ltd | Wellington |
| DTSL | Auckland |
| DubCity AI Solutions | |
| Dubzz Digital Marketing | |
| Dunedin Direct | |
| Duotone Design & Communication Ltd | Waikato |
| DVL Software Ltd | Auckland |
| Dynamic Computer Solutions | |
| Dynamic Controls | |
| Dynamic Web Solutions Pty Ltd | |
| Dynamite IT Solutions Ltd | |
| E-builders NZ Ltd | Northland |
| E-cast | Auckland |
| e-Commerce News | Auckland |
| E-xpert developments | Wellington |
| eAccounts Global Ltd | Auckland |
| Eagle Technology Group Ltd | Auckland |
| Earthlight Internet Service Providers | Otago |
| Eastcom Ltd | |
| Eastek | |
| Eastern Institute of Technology | Hawke's Bay |
| Easy As IT | |
| Easy serve | Waikato |
| Easy Social Media | Auckland |
| EasyBusines | Canterbury |
| Easyink Printers and Cartridges Ltd | Manawatu-Wanganui |
| EasyPC (Auckland) Ltd | Auckland |
| EB Games New Zealand | |
| eCargo | Auckland |
| ecentre | Auckland |
| Echo Point Productions Ltd | Otago |
| ECL | |
| Ecoefficient | |
| eCom New Zealand Ltd | Auckland |
| ECONZ Ltd | Auckland |
| Ecosse Business Systems | |
| eDesign | |