| Santos Invest AB | Norrköping | 0 tkr |
| Savat AB | Linköping | 0 tkr |
| Saxea AB | Norrköping | 0 tkr |
| SBD Holding AB | Kimstad | 0 tkr |
| SBX Fastigheter AB | Norrköping | 0 tkr |
| Scandinavia Blueberry Wine AB | Finspång | 0 tkr |
| Scandinavian Car Wash AB | Norrköping | 0 tkr |
| Scandinavian Investment Sweden AB | Norrköping | 0 tkr |
| Scandinavian Project Engineering AB | Norrköping | 0 tkr |
| Scandinavian Welding System AB | Vikbolandet | 0 tkr |
| Schwung AB | Åby | 0 tkr |
| SCM Dedicate Consulting AB | Norrköping | 0 tkr |
| Sebbe Group AB | Söderköping | 0 tkr |
| SeCloud AB | Norrköping | 0 tkr |
| SeeMe Running AB | Sälen | 0 tkr |
| SEFER Precast AB | Norrköping | 0 tkr |
| Seferssons AB | Norrköping | 0 tkr |
| Sejo Elkonsult AB | Norrköping | 0 tkr |
| Sekisa Holding AB | Norrköping | 0 tkr |
| Select IFA AB | Norrköping | 0 tkr |
| S Elgström AB | Norrköping | 0 tkr |
| Selma Förvaltning AB | Norrköping | 0 tkr |
| SEMAJ Invest AB | Norrköping | 0 tkr |
| Semitam AB | Söderköping | 0 tkr |
| Serieentreprenörshögskolan Investment Fond 02 AB | Söderköping | 0 tkr |
| ServiQ connected AB | Linköping | 0 tkr |
| SG Ekonomilotsen AB | Norrköping | 0 tkr |
| SG Winterberg AB | Norrköping | 0 tkr |
| Shimons AB | Norrköping | 0 tkr |
| SHREK Invest AB | Norrköping | 0 tkr |
| Sidus Bygg & Projekt AB | Norrköping | 0 tkr |
| Signostium AB | Lidingö | 0 tkr |
| Silamax AB | Norrköping | 0 tkr |
| Silema Investment AB | Norrköping | 0 tkr |
| Sillklabben Invest AB | Norrköping | 0 tkr |
| Silver edge AB | Norrköping | 0 tkr |
| Silverhällen AB | Norrköping | 0 tkr |
| Simba SYS AB | Norrköping | 0 tkr |
| Simmons Med.konsult Aktiebolag | Norrköping | 0 tkr |
| Simon & Hanna Restaurang AB | Norrköping | 0 tkr |
| Sinact AB | Stockholm | 0 tkr |
| SiNiNi AB | Norrköping | 0 tkr |
| Sista Supen Holding AB | Norrköping | 0 tkr |
| Sjödén Holding AB | Norrköping | 0 tkr |
| Sjöfartsverket Holding AB | Norrköping | 0 tkr |
| Sjöstedt & Sjöstedt AB | Norrköping | 0 tkr |
| Sjövik Business AB | Kolmården | 0 tkr |
| Skälläng Fastighets AB | Norrköping | 0 tkr |
| Skärande Verktyg i Östergötland Aktiebolag | Norrköping | 0 tkr |
| Skärblacka Fastighet AB | Skärblacka | 0 tkr |