| Rikon Invest AB | Nyköping | 0 tkr |
| Röda Kvarn Invest AB | Nyköping | 0 tkr |
| RoHo Invest AB | Nyköping | 0 tkr |
| Rolf Lindquist AB | Nyköping | 0 tkr |
| Rönnbergagården AB | Gnesta | 0 tkr |
| RPI Holding AB | Nyköping | 0 tkr |
| RSS Förvaltning AB | Nyköping | 0 tkr |
| Rudlingska Gården AB | Nyköping | 0 tkr |
| Rygg och Ledkliniken i Nyköping AB | Nyköping | 0 tkr |
| RYRVALL SWEDEN AB | Nyköping | 0 tkr |
| S2 Konsult AB | Nyköping | 0 tkr |
| Saelid Bygg och fastighetsservice AB | Jönåker | 0 tkr |
| Saew holding AB | Nyköping | 0 tkr |
| Sågarbacken Fastighets AB | Nyköping | 0 tkr |
| Sagers Holding AB | Nyköping | 0 tkr |
| Sågteknik Holding i Nyköping AB | Nyköping | 0 tkr |
| Sankt Parking AB | Stockholm | 0 tkr |
| Sannert Holding AB | Nyköping | 0 tkr |
| Sbt holding AB | Tystberga | 0 tkr |
| ScanDib AB | Enstaberga | 0 tkr |
| SCANDINAVIEN 3T BYGG AB | Nyköping | 0 tkr |
| SC Arkitektur och Planering AB | Stockholm | 0 tkr |
| Segertåget AB | Nyköping | 0 tkr |
| Seglaren Fastighets Aktiebolag | Nyköping | 0 tkr |
| Selander Effektiv Ledning AB | Tystberga | 0 tkr |
| Selldén & Partner AB | Nyköping | 0 tkr |
| Sensibly Distracted AB | Nyköping | 0 tkr |
| Setay AB | Bettna | 0 tkr |
| SHD24 Consulting AB | Nyköping | 0 tkr |
| Simpanzee AB | Nyköping | 0 tkr |
| SJÖQVARN AB | Nacka | 0 tkr |
| Sjöskogen Holding AB | Nävekvarn | 0 tkr |
| Skandinaviska Ramhuset Aktiebolag | Skövde | 0 tkr |
| SKBP Investment AB | Nyköping | 0 tkr |
| Skogs- och tomtmiljöer i Nyköping AB | Enstaberga | 0 tkr |
| SMAK Living AB | Vrena | 0 tkr |
| Snoopy Consulting AB | Stigtomta | 0 tkr |
| Snöyra Brynjan 5 AB | Nyköping | 0 tkr |
| Snöyra Holding AB | Nyköping | 0 tkr |
| Snöyra Råby AB | Nyköping | 0 tkr |
| Söderin Revision AB | Nyköping | 0 tkr |
| Solén Music AB | Åkersberga | 0 tkr |
| Solgo AB | Nyköping | 0 tkr |
| Solmyr AB | Nyköping | 0 tkr |
| Sörmland Real AB | Nyköping | 0 tkr |
| Sörmlandsbostäder Utvecklings AB | Falun | 0 tkr |
| Sörmlands Bränneri AB | Nyköping | 0 tkr |
| Sörmlandskustens omsorg AB | Nyköping | 0 tkr |
| Sörmland & Sörmland Shooting AB | Nyköping | 0 tkr |
| Sourcebranch AB | Tystberga | 0 tkr |