| Bello Holding AB | Sundbyberg | 0 tkr |
| Bellport AB | Saltsjöbaden | 0 tkr |
| Bellum Ekonomikonsult AB | Nacka | 0 tkr |
| Benam AB | Älta | 0 tkr |
| Benet Holding AB | Saltsjöbaden | 0 tkr |
| BENGT DAHLGREN STOCKHOLM HOLDING AB | Stockholm | 0 tkr |
| Benton Holdings AB | Saltsjö-Boo | 0 tkr |
| Beoteknik Svenska Aktiebolag | Jordbro | 0 tkr |
| BE Personalkraft AB | Nacka | 0 tkr |
| Beredskapsmat i Sverige AB | Saltsjöbaden | 0 tkr |
| Beredum AB | Nacka | 0 tkr |
| Bergabo Holding AB | Saltsjöbaden | 0 tkr |
| Bergent AB | Älta | 0 tkr |
| Bergentoft Pharma Consulting AB | Stockholm | 0 tkr |
| Bergfolk AB | Stockholm | 0 tkr |
| Bergholmen Fastigheter AB | Nacka | 0 tkr |
| Bergman NextMove AB | Nacka | 0 tkr |
| Bergsåker Projekt Exploatering AB | Östersund | 0 tkr |
| Berit Ekenberg Utbildningsrådgivning Aktiebolag | Nacka | 0 tkr |
| Berosi AB | Vallentuna | 0 tkr |
| Berruba Holding AB | Lerberget | 0 tkr |
| Berrylake AB | Saltsjö-Duvnäs | 0 tkr |
| Berthelius Consulting AB | Saltsjöbaden | 0 tkr |
| Bertie International AB | Saltsjö-Boo | 0 tkr |
| Bertie International Holding AB | Saltsjö-Boo | 0 tkr |
| Bertram Consulting Aktiebolag | Stockholm | 0 tkr |
| Best Bygg och Inredning i Stockholm AB | Enskede | 0 tkr |
| Best Exotic Europe AB | Mörarp | 0 tkr |
| BEST I BOO AB | Saltsjö-Boo | 0 tkr |
| Better Music Sweden AB | Saltsjö-Boo | 0 tkr |
| BE Ventures AB | Nacka | 0 tkr |
| Bexanc Consulting AB | Nacka | 0 tkr |
| Beyond More AB | Segeltorp | 0 tkr |
| BFV Förvaltning AB | Stocksund | 0 tkr |
| BGM Holding AB | Höllviken | 0 tkr |
| BGOB Capital AB | Saltsjöbaden | 0 tkr |
| Big & Small G AB | Rönninge | 0 tkr |
| BiJaKa AB | Saltsjöbaden | 0 tkr |
| BikeMeNow AB | Nacka Strand | 0 tkr |
| Bilskadeservice i Nacka Holding AB | Saltsjö-Boo | 0 tkr |
| Bintebo Design AB | Ingarö | 0 tkr |
| Biofuture Scandinavia AB | Stockholm | 0 tkr |
| Bioviva AB | Stockholm | 0 tkr |
| Biozoul AB | Saltsjöbaden | 0 tkr |
| BIRAN Aktiebolag | Saltsjöbaden | 0 tkr |
| Birdnest Advice AB | Nacka | 0 tkr |
| Birdnest Invest AB | Nacka | 0 tkr |
| Birds & Anemones AB | Stockholm | 0 tkr |
| Birgers Marinteknik Aktiebolag | Flen | 0 tkr |
| Birgitta Strömberg Sales & Marketing AB | Stockholm | 0 tkr |