| Sigtuna Tech and Training Solutions AB | Sigtuna | 0 tkr |
| SIGTUNA TRADING Aktiebolag | Åkersberga | 0 tkr |
| Sigtuna Utbildningsservice AB | Sigtuna | 0 tkr |
| Sigtuna Vallstanäs 2:4-1 Aktiebolag | Malmö | 0 tkr |
| Sigtuna Vård och Omsorg Aktiebolag | Sollentuna | 0 tkr |
| Sigtura AB | Arlandastad | 0 tkr |
| Sigunsborg Invest Aktiebolag | Skummeslövsstrand | 0 tkr |
| Sikikato AB | Uppsala | 0 tkr |
| Simantos AB | Sigtuna | 0 tkr |
| Sisyfos Operations Holding AB | Ekerö | 0 tkr |
| S.J.B Zertian AB | Märsta | 0 tkr |
| Skäfthammar 12:49 AB | Märsta | 0 tkr |
| Skånela Holding AB | Rosersberg | 0 tkr |
| Skatterådgivning Ola Spinnars AB | Sigtuna | 0 tkr |
| Sky City Arlanda Holding AB | Norrköping | 0 tkr |
| SLAHG Fastigheter AB | Rosersberg | 0 tkr |
| SmartGeeks Consulting AB | Sollentuna | 0 tkr |
| Smoodly AB | Arlandastad | 0 tkr |
| Smulteberg Holding AB | Sigtuna | 0 tkr |
| Soap Bar Två AB | Stockholm | 0 tkr |
| Sofreh Khaneh - Restaurang Hemma AB | Sigtuna | 0 tkr |
| Soft Investment Group AB | Solna | 0 tkr |
| Sokuna Holding AB | Arlandastad | 0 tkr |
| Solskensön AB | Sigtuna | 0 tkr |
| Spångsmossen AB | Sigtuna | 0 tkr |
| SPHM Intressenter AB | Sigtuna | 0 tkr |
| Spindelsanering Sverige AB | Upplands Väsby | 0 tkr |
| Spinnars Future AB | Sigtuna | 0 tkr |
| Spinnars Vision AB | Sigtuna | 0 tkr |
| Spirits of humanity AB | Sigtuna | 0 tkr |
| Squills Publishing AB | Sigtuna | 0 tkr |
| Srap Transport AB | Märsta | 0 tkr |
| STABIL Assistans Sverige AB | Sigtuna | 0 tkr |
| Stadsängarna Holding AB | Stockholm | 0 tkr |
| Stålfreds Intressen AB | Märsta | 0 tkr |
| Stålfreds Kallbrunn AB | Märsta | 0 tkr |
| StationsCaféet i Märsta AB | Sigtuna | 0 tkr |
| Steelconsult Invest AB | Sigtuna | 0 tkr |
| Stefan Molin Konsult Aktiebolag | Täby | 0 tkr |
| Steningekompaniet i Nääs AB | Märsta | 0 tkr |
| Steninge Läkarpraktik AB | Mora | 0 tkr |
| Stenkustens Hamn AB | Köpingsvik | 0 tkr |
| Sticky Solar Machinery AB | Märsta | 0 tkr |
| Stjernwerk AB | Märsta | 0 tkr |
| STO Broadcast Stockholm AB | Sigtuna | 0 tkr |
| Stockholm Fire Rescue Training Center AB | Märsta | 0 tkr |
| Stockholms Norra Bil AB | Märsta | 0 tkr |
| Stoneform Invest AB | Arlandastad | 0 tkr |
| Stora Brännbo Utveckling AB | Sigtuna | 0 tkr |
| Stora Hunden Fastighets AB | Rosersberg | 0 tkr |