| Probe Software Ltd | Waikato |
| Problogger.net | Auckland |
| Procase NZ Ltd | Auckland |
| ProcessIT Ltd | Hawke's Bay |
| Production Software Ltd | Canterbury |
| Professional CAD Systems Ltd | Waikato |
| Professional Development Ltd | Manawatu-Wanganui |
| Professional Web Solutions | Marlborough |
| Profix Electronics | Auckland |
| Proformac Technologies | Taranaki |
| Progression Media & Development | Otago |
| Promato | Auckland |
| Promotus Advertising | Wellington |
| Prophecy Networks | Wellington |
| Prosouth IT Solutions | Otago |
| Prototec Ltd | Auckland |
| Protozoa | |
| Provoke Solutions | Auckland |
| ProWeb Services Ltd | Auckland |
| ProWorkflow | Auckland |
| ProWorkflow | Canterbury |
| Psychoactive | Auckland |
| Publiceye New Zealand | Auckland |
| Pulse Security Ltd | |
| Punakaiki Fund Ltd | Auckland |
| Pure SEO | Auckland |
| Pure Solutions Ltd | Canterbury |
| Pureweb Ltd | Wellington |
| Putti | Auckland |
| Qasar communications | Auckland |
| Qb Studios | Canterbury |
| QCIT Ltd | Manawatu-Wanganui |
| QMB Computers | Auckland |
| Qrious Ltd | Auckland |
| Quadramedia | Auckland |
| QualiEco Circuits Ltd | Auckland |
| Quantenary Concepts Ltd | Auckland |
| Quasar Systems Ltd | Canterbury |
| Quick Heal New Zealand Ltd | Waikato |
| Quickmap | Wellington |
| QuickWeb Hosting | Auckland |
| QuiverVision | Auckland |
| R.A.C.E Services Ltd | Canterbury |
| Rabobank New Zealand Ltd | |
| Radio Waves | Auckland |
| Raindance | Auckland |
| Rakon Ltd | Auckland |
| Ramsu Ltd | Taranaki |
| Rapallo Ltd | Auckland |
| RasterTech New Zealand | Taranaki |