| Bo Erik Berggren AB | Falun | 0 tkr |
| BoFa Productions AB | Borlänge | 0 tkr |
| Bogg Brothers Holding AB | Mora | 0 tkr |
| Boggs i Älvdalen AB | Stockholm | 0 tkr |
| Bogsnan Consulting AB | Borlänge | 0 tkr |
| Boje Halvarssons VVS Aktiebolag | Särna | 0 tkr |
| Bo Kvar AB | Borlänge | 0 tkr |
| Bolag Intelligence Holding AB | Tumba | 0 tkr |
| Bolanche Invest AB | Borlänge | 0 tkr |
| Bolänge Järnet AB | Falun | 0 tkr |
| Bolle Brasserie AB | Djurås | 0 tkr |
| Bomäklarna Falun Förvaltning AB | Falun | 0 tkr |
| Bomäklarna Falun Holding AB | Falun | 0 tkr |
| BoM signal AB | Falun | 0 tkr |
| Bonum AB | Hedemora | 0 tkr |
| Bo Olof Berggren AB | Falun | 0 tkr |
| Boötes AB | Falun | 0 tkr |
| B.O.R. All-bygg Aktiebolag | Avesta | 0 tkr |
| Borgärdet Bostäder AB | Bjursås | 0 tkr |
| Borlänge Autoshop Real Performance AB | Borlänge | 0 tkr |
| Borlänge Bud AB | Gustafs | 0 tkr |
| Borlänge Optic Services AB | Göteborg | 0 tkr |
| Borrenergi försäljning ludvika AB | Ludvika | 0 tkr |
| Börshea Invest AB | Transtrand | 0 tkr |
| BOSS Invest Dalarna AB | Sollerön | 0 tkr |
| Boss North Holding AB | Nusnäs | 0 tkr |
| Bostad Dalarna AB | Falun | 0 tkr |
| Botrivsel i Dalarna AB | Karlstad | 0 tkr |
| BPR Holding AB | Vansbro | 0 tkr |
| Brainwork Factory AB | Djura | 0 tkr |
| BRAK AB | Leksand | 0 tkr |
| Brännholmen Capital Aktiebolag | Göteborg | 0 tkr |
| Brante Exclusive AB | Leksand | 0 tkr |
| Brasar Trav Aktiebolag | Leksand | 0 tkr |
| Brasses fastighetsbolag AB | Leksand | 0 tkr |
| Braxus Invest AB | Falun | 0 tkr |
| Brenäs Holding AB | Insjön | 0 tkr |
| Br Fogd AB | Enviken | 0 tkr |
| BRH HOLDING AB | Orsa | 0 tkr |
| Brian Falk Transport AB | Grängesberg | 0 tkr |
| Bridgeman-Williams Asset Management AB | Falun | 0 tkr |
| Brilliant service Sweden AB | Västerås | 0 tkr |
| Britsarvet Förvaltnings AB | Falun | 0 tkr |
| Britsarvet Invest AB | Falun | 0 tkr |
| Brittsand Fastigheter AB | Ludvika | 0 tkr |
| Brkoslav AB | Falun | 0 tkr |
| BRM Holding AB | Dala-Järna | 0 tkr |
| Broåkerns Allservice AB | Mora | 0 tkr |
| Bröderna Daniels AB | Orsa | 0 tkr |
| Bröderna Fjärdsmans AB | Gustafs | 0 tkr |