| Bredbandsval.se | |
| Brick Technology AB | |
| Bridget | Västra Götaland |
| Bright Day Graphene | |
| Bright Energy AB | |
| Bright Sunday | |
| Brightly Ventures AB | Stockholm |
| Brightvision AB | Västra Götaland |
| Brilliant Minds | |
| Brinja | |
| Brink Commerce | |
| Briqpay | |
| Brite AB | |
| Brizo AB | |
| Brocc AB | |
| Bryntum AB | Stockholm |
| Bublar Group AB (publ) | |
| Budbee | Stockholm |
| Buddywise AB | |
| BudID | |
| Buildahome Digital | |
| Bumbee Labs | |
| Bumpy AB | |
| Burt | Västra Götaland |
| Business & Emotions | |
| Business Name Generator | |
| Business Sweden | |
| Business Vision | Västra Götaland |
| Buster AB | Västra Götaland |
| Buzz | |
| Buzzard Pharmaceutical | |
| Buzzlemedia AB | |
| BXO Solutions AB | Stockholm |
| Byggfakta Sverige i Ljusdal AB | |
| BYON8 | |
| Bzzt AB | |
| C-Green | |
| C-Net Systems AB | |
| C-RAD AB | |
| C-SAM | Stockholm |
| C.A.G. Group | Stockholm |
| CAB Group AB | |
| CAD Konsult Syd | Skåne |
| CAD Software | Stockholm |
| CadCoordintor AB | |
| CADint Sweden AB | Stockholm |
| Cadmac | Skåne |
| Cadputer AB | Stockholm |
| CADShop | Norrbotten |
| CAG Ateles AB | |