| Johan Henningsson Investment AB | Falun | 0 tkr |
| Johan Lundengård Holding AB | Ludvika | 0 tkr |
| Johanna Speles i Borlänge AB | Borlänge | 0 tkr |
| Johannes Hütter Förvaltning AB | Nusnäs | 0 tkr |
| Johannes Wetterholt Consulting AB | Malmö | 0 tkr |
| Johansson Spring Holding AB | Mora | 0 tkr |
| Johanssons Samtalsterapi & Familjejuridik AB | Söderbärke | 0 tkr |
| Johan Thorn AB | Sälen | 0 tkr |
| Johan Trapp AB | Sollerön | 0 tkr |
| John Aronssons Skogsavverkning Aktiebolag | Borlänge | 0 tkr |
| John Norin Invest AB | Borlänge | 0 tkr |
| Johnny Eriksson Förvaltning AB | Säter | 0 tkr |
| Johnsson Industrial Solution AB | Hedemora | 0 tkr |
| Johns Sport Försäljnings Aktiebolag | Mora | 0 tkr |
| Jokosa AB | Falun | 0 tkr |
| Jon-App Development AB | Idre | 0 tkr |
| Jonas Bromander AB | Uppsala | 0 tkr |
| Jonas Engholm AB | Bjursås | 0 tkr |
| Jonas Lennart Svensson AB | Tyresö | 0 tkr |
| Jonas Lindström Skogstjänster AB | Enviken | 0 tkr |
| Jon Björ AB | Leksand | 0 tkr |
| Jones Elservice i Idre Holding AB | Idre | 0 tkr |
| Jon E Svensson AB | Falun | 0 tkr |
| JoniWeld AB | Borlänge | 0 tkr |
| Jonna Bodin Hansen Fastigheter AB | Leksand | 0 tkr |
| Jon Onsbacke Holding AB | Falun | 0 tkr |
| Jonsson ProjektStyrning AB | Falun | 0 tkr |
| Jonssons i Väsa AB | Älvdalen | 0 tkr |
| Jonsson & Trygg AB | Borlänge | 0 tkr |
| JONY Fastigheter AB | Nusnäs | 0 tkr |
| Jordpäron Holding AB | Grycksbo | 0 tkr |
| Jörgen Edström Entreprenad i Grängesberg AB | Grängesberg | 0 tkr |
| Jörgen Hellberg Control AB | Bjursås | 0 tkr |
| Jörgen & Susanne Invest AB | Saxdalen | 0 tkr |
| Josef Wåhlin Invest AB | Folkärna | 0 tkr |
| JOSJO Fastighetsförmedling AB | Falun | 0 tkr |
| Josmyren Lindvallen Fastigheter AB | Göteborg | 0 tkr |
| J. Palander AB | Borlänge | 0 tkr |
| JPM Invest AB | Borlänge | 0 tkr |
| JR Holding i Ludvika AB | Ludvika | 0 tkr |
| JS HJÄLPKRAFT AB | Västerås | 0 tkr |
| J-son Projekt i Falun AB | Falun | 0 tkr |
| JS Twin Speed Aktiebolag | Falun | 0 tkr |
| JTK Holding AB | Mora | 0 tkr |
| JTNS Holding AB | Falun | 0 tkr |
| Juhani Mielonen Förvaltning AB | Mora | 0 tkr |
| Juliy Holding AB | Ludvika | 0 tkr |
| Julove Holding AB | Luleå | 0 tkr |
| Jungfruviken Holding AB | Idre | 0 tkr |
| Jusmon SYL AB | Svärdsjö | 0 tkr |