| Båt & Bilakuten Holding i Oskarshamn AB | Oskarshamn | 0 tkr |
| Båt & Fiske i Ödevata AB | Emmaboda | 0 tkr |
| Bättre Ränta i Kalmar AB | Kalmar | 0 tkr |
| Bayside Aktiebolag | Kalmar | 0 tkr |
| BBE Konsult Aktiebolag | Kalmar | 0 tkr |
| BBJA-Handel AB | Mönsterås | 0 tkr |
| B Borgryd Matprofil AB | Kalmar | 0 tkr |
| BC Ekonomi AB | Borgholm | 0 tkr |
| B.EE Invest AB | Oskarshamn | 0 tkr |
| BeeLab Technology Sweden AB | Ålem | 0 tkr |
| Bee RIDE AB | Kalmar | 0 tkr |
| Befine AB | Kalmar | 0 tkr |
| Begeland Förvaltnings AB | Kalmar | 0 tkr |
| Begravningsbyrån i Tjust Aktiebolag | Norrköping | 0 tkr |
| BeGrit AB | Kalmar | 0 tkr |
| Bellvi Förvaltnings AB | Kalmar | 0 tkr |
| Bendinggroup Holding AB | Nybro | 0 tkr |
| Bengt Wahlströms Advokatbyrå AB | Läckeby | 0 tkr |
| Bennarsten Business Group AB | Kalmar | 0 tkr |
| Bennsäters Fastigheter AB | Eringsboda | 0 tkr |
| Bennsäters Holding AB | Eringsboda | 0 tkr |
| Bergfeldts 1937 AB | Kalmar | 0 tkr |
| Bergsgatan Holding i Västervik AB | Västervik | 0 tkr |
| Berti invest AB | Timmernabben | 0 tkr |
| Bertil & Leif Drotts Åkeri Aktiebolag | Lönneberga | 0 tkr |
| Berzelius Creative AB | Västervik | 0 tkr |
| Berzelius Helena Consulting AB | Emmaboda | 0 tkr |
| BE-unIT AB | Bockara | 0 tkr |
| B Holding Kalmar AB | Kalmar | 0 tkr |
| Bicja AB | Västervik | 0 tkr |
| Big Bernd's AB | Fågelfors | 0 tkr |
| BIGSO Invest AB | Nybro | 0 tkr |
| Bikungen AB | Löttorp | 0 tkr |
| Bil AB Josef Engström | Västervik | 0 tkr |
| Bilcenter Trekanten H.a AB | Kalmar | 0 tkr |
| Bildelar i Kalmar AB | Kalmar | 0 tkr |
| BILD-MAN AB | Västervik | 0 tkr |
| Billhem Fastighets Aktiebolag | Hasslö | 0 tkr |
| Bil och Maskin i Oskarshamn Aktiebolag | Oskarshamn | 0 tkr |
| Bio Energy Plants International AB | Nacka | 0 tkr |
| BirdHome Agri AB | Södra Vi | 0 tkr |
| Birger Svensson Holding i Mönsterås AB | Mönsterås | 0 tkr |
| Bistro 25 AB | Nybro | 0 tkr |
| Bitus Broakulla AB | Nybro | 0 tkr |
| Bixo Consulting AB | Kalmar | 0 tkr |
| BJA Holding AB | Gamleby | 0 tkr |
| Bjärkhults Gård AB | Vena | 0 tkr |
| Björkelid Holding AB | Färjestaden | 0 tkr |
| Björkenäs Invest AB | Kalmar | 0 tkr |
| Björkhults Handelsaktiebolag | Tranås | 0 tkr |