| Jiteg Technologies AB | Saltsjö-Boo | 0 tkr |
| JJ Industries AB | Saltsjöbaden | 0 tkr |
| JJ World AB | Nacka | 0 tkr |
| JK Business Consulting AB | Saltsjö-Boo | 0 tkr |
| JNCC AB | Stockholm | 0 tkr |
| J-Nyman AB | Saltsjö-Boo | 0 tkr |
| JO2 INVEST AB | Nacka | 0 tkr |
| JO3 INVEST AB | Nacka | 0 tkr |
| Joachim Carinci AB | Saltsjö-Boo | 0 tkr |
| Joachim Lundgren Holding AB | Saltsjö-Boo | 0 tkr |
| Joachim Roos Invest AB | Nacka | 0 tkr |
| Joakim Vistam Fastigheter AB | Värmdö | 0 tkr |
| Joelsson Consulting AB | Saltsjö-Boo | 0 tkr |
| Jofer AB | Älta | 0 tkr |
| Johan Mikael Falk Holding AB | Älta | 0 tkr |
| Johan Sejdhage Consulting AB | Älta | 0 tkr |
| Johan Skyttes högskola AB | Saltsjö-Duvnäs | 0 tkr |
| Johansson Nacka Holding AB | Saltsjö-Boo | 0 tkr |
| Johan Stålhäll AB | Nacka | 0 tkr |
| Johan Sundberg Advokat AB | Saltsjöbaden | 0 tkr |
| Johnston & Co AB | Saltsjö-Boo | 0 tkr |
| J Olofsson Holding AB | Saltsjö-Boo | 0 tkr |
| Jonas Hassler Consulting AB | Saltsjö-Boo | 0 tkr |
| Jonas J Holding AB | Saltsjöbaden | 0 tkr |
| Jonas Lennevald Analys AB | Nacka | 0 tkr |
| JONASSANDSTROM AB | Stockholm | 0 tkr |
| Jonke Söderberg AB | Saltsjöbaden | 0 tkr |
| Jonsson Bergspräckning & Uthyrning AB | Nacka | 0 tkr |
| Jord Investment Holding AB | Stockholm | 0 tkr |
| Josefine Larsson Förvaltning AB | Saltsjö-Boo | 0 tkr |
| JO Unlimited Holding AB | Saltsjö-Boo | 0 tkr |
| JOVU AB | Saltsjö-Boo | 0 tkr |
| JOX AB | Nacka | 0 tkr |
| J Partin AB | Saltsjö-Boo | 0 tkr |
| JPB Advisory Services AB | Saltsjö-Boo | 0 tkr |
| J-Pipe Holding AB | Älta | 0 tkr |
| JP Trading Nacka AB | Värmdö | 0 tkr |
| JQ Medical AB | Saltsjö-Boo | 0 tkr |
| JRS Venture Partners AB | Saltsjö-Boo | 0 tkr |
| J&S Rubin AB | Saltsjöbaden | 0 tkr |
| JSW Invest AB | Värmdö | 0 tkr |
| JTB Group Aktiebolag | Saltsjö-Boo | 0 tkr |
| JTS Holding AB | Saltsjö-Boo | 0 tkr |
| Juleboda konsult AB | Saltsjö-Duvnäs | 0 tkr |
| J Unger Data AB | Nacka | 0 tkr |
| Juniperhills Ventures AB | Stockholm | 0 tkr |
| Just Another Company AB | Nacka | 0 tkr |
| J Wessling Holding AB | Älta | 0 tkr |
| K20 Förvaltning AB | Nacka | 0 tkr |
| K5 Hälsa & Hästar AB | Knivsta | 0 tkr |