| JALE Invest AB | Nybro | 0 tkr |
| Jami AB | Västervik | 0 tkr |
| Jämsä Gräv AB | Fårbo | 0 tkr |
| Jan Bernfalk Förvaltning AB | Lindås | 0 tkr |
| jancam AB | Kalmar | 0 tkr |
| J A Nelson Aktiebolag | Gunnebo | 0 tkr |
| Jane's Ekonomi AB | Borgholm | 0 tkr |
| Jan Feltendahl AB | Kalmar | 0 tkr |
| Janida AB | Kalmar | 0 tkr |
| Janna Textil AB | Kalmar | 0 tkr |
| Jannemai Konsult AB | Lindås | 0 tkr |
| Jan Nielsen Läkarkonsult AB | Rosenfors | 0 tkr |
| Jan Nilsson IT och Matematik AB | Vallentuna | 0 tkr |
| Janoaria Invest AB | Kalmar | 0 tkr |
| Jan Solstads Fastighets Aktiebolag | Västervik | 0 tkr |
| Jari Matinlassi Holding AB | Målilla | 0 tkr |
| Järnforsen Invest AB | Järnforsen | 0 tkr |
| Järnkassan AB | Torsås | 0 tkr |
| Järnsida Gård AB | Göteborg | 0 tkr |
| Jasmina Bageriet AB | Mönsterås | 0 tkr |
| JBM Maskiner AB | Kalmar | 0 tkr |
| JBM Sydost Holding AB | Bergkvara | 0 tkr |
| JC Holding i Kalmar AB | Kalmar | 0 tkr |
| JCN Invest AB | Trekanten | 0 tkr |
| JC Verksamhetsutveckling AB | Kalmar | 0 tkr |
| Jebu Kommunikation AB | Kalmar | 0 tkr |
| Jeline AB | Vega | 0 tkr |
| Jelo AB | Kristdala | 0 tkr |
| Jemajo AB | Västervik | 0 tkr |
| Jemaline AB | Västervik | 0 tkr |
| Jennie 2.0 AB | Växjö | 0 tkr |
| Jensson Hotell Aktiebolag | Västervik | 0 tkr |
| Jerker Petersson AB | Kalmar | 0 tkr |
| JH Holding i Oskarshamn AB | Oskarshamn | 0 tkr |
| JI-GUS Products Aktiebolag | Torsås | 0 tkr |
| JILF Invest AB | Färjestaden | 0 tkr |
| Jillou Holding AB | Kalmar | 0 tkr |
| JJFörvaltning i Oskarshamn AB | Oskarshamn | 0 tkr |
| JJ Holding Kalmar AB | Borgholm | 0 tkr |
| JJ Invest Kalmar AB | Trekanten | 0 tkr |
| JJL Group AB | Kalmar | 0 tkr |
| JJL Karlsson Holding AB | Västervik | 0 tkr |
| JJ:s & Others AB | Ekerö | 0 tkr |
| JKA Advisory AB | Helsingborg | 0 tkr |
| J Karlsson holding AB | Rockneby | 0 tkr |
| JKES Sverige AB | Kalmar | 0 tkr |
| JK Villavagn & Fritidshus AB | Vimmerby | 0 tkr |
| JLA Holding AB | Västervik | 0 tkr |
| J Lantz konsult AB | Kalmar | 0 tkr |
| JLC Holding AB | Nybro | 0 tkr |