| Netregistry Pty Ltd | New South Wales |
| Netro | New South Wales |
| Netsell ISP | New South Wales |
| NetSpeed Communications | Australian Capital Territory |
| NetSuite | New South Wales |
| Netsyss | New South Wales |
| Nettfunder Pty Ltd | |
| Network Dynamics | Victoria |
| Network Enablers Pty Ltd | New South Wales |
| Network Integration and Support Services | New South Wales |
| Network Needs Pty Ltd | |
| Network Technologies Queensland | Queensland |
| Networkz Qld Pty Ltd | Queensland |
| Neubreed Design Pty Ltd | New South Wales |
| NeuClone | New South Wales |
| Neumann Space | |
| Neuren Pharmaceuticals Ltd | |
| Neurizon Therapeutics | |
| Neuroscience Research Australia | |
| NeuroScientific | |
| Neurotech International | |
| Neurotechnology Pty Ltd | New South Wales |
| Neurs Pty Ltd | |
| New Atlas | |
| New Beach Co. | |
| New Best Friend | |
| New Business Media | Queensland |
| New Future IT | |
| New Media Sales | Victoria |
| New Sloth | |
| New Sprout | New South Wales |
| New Wave Digital Marketing | |
| New World Events Pty Ltd | Victoria |
| NewBase | Queensland |
| Newbyte Educational Software | New South Wales |
| Newcastle Permanent | |
| Newism Pty Ltd | New South Wales |
| Newline Digital | Victoria |
| Newpath Web | |
| Newsy | New South Wales |
| Newton Pty Ltd | Australian Capital Territory |
| Newy Group Pty Ltd | |
| Nexefy | Queensland |
| Nexevolve | |
| NexGenSm | Australian Capital Territory |
| Nexion Data Systems Pty Ltd | Queensland |
| Nexon Asia Pacific | New South Wales |
| Nexsync | |
| Next Order | |
| NEXTDC Ltd | Queensland |