| Scherp Consulting AB | Stockholm | 0 tkr |
| Sch Konsult AB | Mariefred | 0 tkr |
| Schüttler Medicinkonsult Aktiebolag | Täby | 0 tkr |
| S Du Rietz Brandprojektering AB | Mariefred | 0 tkr |
| SE&AO Katrineholm Holding AB | Katrineholm | 0 tkr |
| SECUTOR Aktiebolag | Eskilstuna | 0 tkr |
| Sedell Invest AB | Eskilstuna | 0 tkr |
| Seed Corn AB | Hudiksvall | 0 tkr |
| Segerberg Consulting AB | Eskilstuna | 0 tkr |
| Segerlind Konsult AB | Torshälla | 0 tkr |
| Segerstedt Holding AB | Strängnäs | 0 tkr |
| Segertåget AB | Nyköping | 0 tkr |
| Seglaren Fastighets Aktiebolag | Nyköping | 0 tkr |
| Seishin AB | Eskilstuna | 0 tkr |
| Selander Effektiv Ledning AB | Tystberga | 0 tkr |
| Selected Antiques Sweden AB | Stjärnhov | 0 tkr |
| Selldén & Partner AB | Nyköping | 0 tkr |
| S.elliot AB | Östra Ämtervik | 0 tkr |
| Senior Material Properties AB | Eskilstuna | 0 tkr |
| Sensibly Distracted AB | Nyköping | 0 tkr |
| Sentinel IT AB | Åkersberga | 0 tkr |
| Serrander Consulting AB | Eskilstuna | 0 tkr |
| Serrander Group AB | Eskilstuna | 0 tkr |
| Serrart AB | Eskilstuna | 0 tkr |
| Setay AB | Bettna | 0 tkr |
| Setelit AB | Mariefred | 0 tkr |
| SevenCat Media AB | Gnesta | 0 tkr |
| SFT Invest AB | Eskilstuna | 0 tkr |
| SFU Sverige AB | Björkvik | 0 tkr |
| SGB Process AB | Stallarholmen | 0 tkr |
| SG Holding Mälardalen AB | Eskilstuna | 0 tkr |
| SGS Transport och Konsult AB | Huddinge | 0 tkr |
| SHCN Holding AB | Katrineholm | 0 tkr |
| SHD24 Consulting AB | Nyköping | 0 tkr |
| S Hjelte AB | Katrineholm | 0 tkr |
| SH Skogstorp Holding AB | Skogstorp | 0 tkr |
| Sigab International AB | Mariefred | 0 tkr |
| Signe H AB | Valla | 0 tkr |
| Siguri AB | Vingåker | 0 tkr |
| SIHEBA Aktiebolag | Trosa | 0 tkr |
| Silverberg Invest AB | Katrineholm | 0 tkr |
| Silver & Stal Enterprises AB | Vingåker | 0 tkr |
| Silvertorpet AB | Helsingborg | 0 tkr |
| simon jonsson förvaltning AB | Eskilstuna | 0 tkr |
| Simpanzee AB | Nyköping | 0 tkr |
| Sindre Holding AB | Eskilstuna | 0 tkr |
| Sinzero AB | Mariefred | 0 tkr |
| Sista Utposten AB | Kvicksund | 0 tkr |
| Sixten Ski Products AB | Vingåker | 0 tkr |
| Sjöbladet AB | Mariefred | 0 tkr |