| SMTL Nordics AB | Ljungsbro | 0 tkr |
| SNHagman AB | Linghem | 0 tkr |
| SocAli Socialpedagogiska Verktyg AB | Linköping | 0 tkr |
| Social Capital Sweden AB | Linköping | 0 tkr |
| Söderberg & Pålsson Import AB | Linköping | 0 tkr |
| Södra Sidan AB | Linköping | 0 tkr |
| SOEi AB | Norrköping | 0 tkr |
| Sofie Form AB | Torslanda | 0 tkr |
| Solåker Konsult AB | Linköping | 0 tkr |
| Solängens Fastigheter AB | Linköping | 0 tkr |
| Solarhive Sweden AB | Ljungsbro | 0 tkr |
| Solberga Ö-stad AB | Ljungsbro | 0 tkr |
| Solmark Fastigheter AB | Linköping | 0 tkr |
| Solvändan Bostads AB | Linköping | 0 tkr |
| Solvarbo Invest AB | Linköping | 0 tkr |
| Some Money AB | Rimforsa | 0 tkr |
| Sonark AB | Linköping | 0 tkr |
| Sondered Software Aktiebolag | Stockholm | 0 tkr |
| Soner Entreprenad AB | Motala | 0 tkr |
| Sonicflora AB | Linköping | 0 tkr |
| Sonna Outlook AB | Linköping | 0 tkr |
| Sonoffagun Invest AB | Linköping | 0 tkr |
| Southstreet Invest AB | Linköping | 0 tkr |
| SPA Computing Aktiebolag | Ljungsbro | 0 tkr |
| Spångberg Stängsel AB | Linköping | 0 tkr |
| Spångsholms Restaurang Aktiebolag | Linköping | 0 tkr |
| Sparkatten Holding AB | Linköping | 0 tkr |
| SpeedyGlans Carwash AB | Linköping | 0 tkr |
| Spinam AB | Linghem | 0 tkr |
| Spiromec Holding AB | Linköping | 0 tkr |
| Spolab Invicta AB | Linköping | 0 tkr |
| SpringaMera med Jenny Aktiebolag | Linghem | 0 tkr |
| Spring Systems AB | Linköping | 0 tkr |
| SRM Invest AB | Linköping | 0 tkr |
| Stack Enhance AB | Vreta Kloster | 0 tkr |
| Staffan Nibell Konsult AB | Linköping | 0 tkr |
| Stallet 3 och 6 i Åtvidaberg AB | Linköping | 0 tkr |
| Standard Dairy Sweden AB | Linköping | 0 tkr |
| Stångå JW Invest AB | Linköping | 0 tkr |
| Stångåstaden Ebbepark Holding AB | Linköping | 0 tkr |
| Stångåstaden Lugnet AB | Linköping | 0 tkr |
| Stångebro Förvaltning AB | Stockholm | 0 tkr |
| Stångebro Revisionsbyrå AB | Linköping | 0 tkr |
| Stångebro Skatt AB | Linköping | 0 tkr |
| Starlightoptics AB | Linköping | 0 tkr |
| STARQAST AB | Linköping | 0 tkr |
| Stavfästet Holding AB | Vålberg | 0 tkr |
| STB Holding AB | Linköping | 0 tkr |
| Steamy Pho Holding AB | Linköping | 0 tkr |
| Stefan Hultmark Holding AB | Ljungsbro | 0 tkr |