| Nordkap | |
| Nordluft Automation AB | |
| Nordnet Bank AB | Stockholm |
| Nordpil | Stockholm |
| Norgald | |
| Normative | |
| Norna | |
| Norrbärke Sparbank | |
| Norrköping Science Park AB | |
| Norrsken Foundation | |
| North House AB | |
| Northe | |
| Northfork AB | |
| Northmill Bank AB | Stockholm |
| Northvolt AB | |
| NorthX Biologics | |
| Nova Talent AB | |
| NovaCast | Blekinge |
| Novacura AB | |
| Novator Solutions AB | |
| Novatron Fusion Group AB | |
| NoviOcean | |
| Novitell AB | Kalmar |
| Now Interact | |
| NOX Consulting AB | |
| Nstart AB | |
| Numa | |
| Nuverica AB | |
| NuvoAir AB | |
| NXT2B | |
| Nyttodata Väst AB | |
| Obducat AB | Skåne |
| Oblique Therapeutics AB | |
| Ocast AB | |
| Occtoo AB | |
| Occtoo AB | |
| Ocean Harvesting Technologies AB | |
| Odd Hill AB | Skåne |
| Odd Studio AB | |
| OddGames | Västerbotten |
| Oderland | Västra Götaland |
| Odibo | Kalmar |
| Office Sverige AB | Stockholm |
| Offspring Biosciences AB | |
| OhCleo AB | |
| Olink | |
| Olioffice Fjorgyn distribution AB | Uppsala |
| Olivia | |
| Olofströms Kabel-TV AB | Blekinge |
| Omegapoint | Skåne |