| Ayd AB | |
| Ayoy AB | |
| Azelio | |
| Azenna Advox AB | Stockholm |
| B2B Trade Payment Services AB | |
| B3 Consulting Group | |
| B3 Consulting Group | |
| Baby Journey | |
| Backstage AB | |
| Bactiguard AB | |
| Baemingo | |
| Baffin Bay Networks | Stockholm |
| Bahnhof AB | Stockholm |
| Bakels Sweden | |
| Balco Group AB | |
| Bambuser AB | Stockholm |
| Barium | Västra Götaland |
| Barkfors Fleet AB | |
| Base10 AB | |
| Bashi | |
| Basic Genomics | |
| Batterikungen | |
| Bazooka | |
| BBH Stockholm | |
| BBO | |
| Be Lamb AB | |
| Be-Ge Group | |
| BeammWave AB | |
| BeamWave AB | |
| Beat Vascular Health | |
| Beatly | |
| Bedow | |
| BeeScanning | |
| Beetroot Academy | |
| Beijer Electronics | Skåne |
| Beijer Electronics Group | Skåne |
| Beijer Electronics Products AB | Skåne |
| Beijer Tech AB | |
| Beleco | |
| Belly Balance Sverige AB | |
| Bemlo | |
| Bencha Sweden AB | |
| Berazy AB | |
| Berg Marin AB | |
| Berghs School of Communication | |
| Bergkvarabuss AB | |
| Besab AB | |
| Besedo Global Services AB | |
| Betagenon AB | |
| Betalo AB | |