| Stängslets Fjällby AB | Svärdsjö | 0 tkr |
| Stecar Konsult AB | Falun | 0 tkr |
| STELIS.M AB | Falun | 0 tkr |
| Stenhyddan Invest AB | Falun | 0 tkr |
| Stenis38 AB | Falun | 0 tkr |
| Stinta & Mas AB | Falun | 0 tkr |
| Stockholms markteam AB | Falun | 0 tkr |
| Stöperiet Falun AB | Enviken | 0 tkr |
| Stora Enso Bergskog 2 AB | Falun | 0 tkr |
| Stora Enso Bergskog 3 AB | Falun | 0 tkr |
| Stora Enso China Holdings AB | Falun | 0 tkr |
| Stora Enso Paper Aktiebolag | Falun | 0 tkr |
| Stora Enso Pulp and Paper Asia Aktiebolag | Falun | 0 tkr |
| Stora Källviken 1:30 AB | Falun | 0 tkr |
| Stråtenbo Holding AB | Falun | 0 tkr |
| Stråten konsult AB | Falun | 0 tkr |
| STR Livs AB | Strängnäs | 0 tkr |
| Strukturellt Träägande i Falun AB | Falun | 0 tkr |
| S T SVENSSON AB | Falun | 0 tkr |
| Stubba AB | Falun | 0 tkr |
| Sundborns Lanthandel Aktiebolag | Sundborn | 0 tkr |
| Sundborns Snickeri & Design AB | Sundborn | 0 tkr |
| Sundborns Tomt o fastighet AB | Domsjö | 0 tkr |
| Sundell Holding i Falun AB | Borlänge | 0 tkr |
| Sunset Medical Consulting group AB | Falun | 0 tkr |
| Superfood Sweden AB | Hedemora | 0 tkr |
| SupportBuddy AB | Vaxholm | 0 tkr |
| Suptallen Förvaltning AB | Falun | 0 tkr |
| Svanhogna AB | Falun | 0 tkr |
| Svantenia AB | Falun | 0 tkr |
| Svea Båt och Fordonsförmedling AB | Falun | 0 tkr |
| Svealands Hem AB | Falun | 0 tkr |
| SveLis AB | Falun | 0 tkr |
| Sven Erik Kärner Förvaltning AB | Falun | 0 tkr |
| Sven Fröbergs Investment AB | Falun | 0 tkr |
| Swelfare AB | Falun | 0 tkr |
| Swett Holding AB | Falun | 0 tkr |
| Swift Trust AB | Falun | 0 tkr |
| Sylwans Fastigheter AB | Falun | 0 tkr |
| Synfocus Falun AB | Dala-Husby | 0 tkr |
| Syns Gruppen AB | Falun | 0 tkr |
| T42 Events AB | Mora | 0 tkr |
| Tairyo Konsult AB | Falun | 0 tkr |
| Tajme AB | Falun | 0 tkr |
| Täkten i Falun Fastighets Aktiebolag | Falun | 0 tkr |
| Tala Holding AB | Falun | 0 tkr |
| Tallenleden Holding AB | Falun | 0 tkr |
| Tansbo Förvaltning AB | Bjursås | 0 tkr |
| TC's Sport och Varda' AB | Sundborn | 0 tkr |
| Team Börjesson AB | Nacka | 0 tkr |