| Swedish Sleep Lab Center AB | Södertälje | 0 tkr |
| Sweet Potato Tech AB | Skärholmen | 0 tkr |
| SW Söderby Aktiebolag | Rönninge | 0 tkr |
| Synapsus AB | Tullinge | 0 tkr |
| Taj Mahal Holding AB | Norsborg | 0 tkr |
| tallstigen design och inredning AB | Nyköping | 0 tkr |
| Tanaa Assistans AB | Norsborg | 0 tkr |
| Tant Brun Holding AB | Tumba | 0 tkr |
| Tarhan Holding AB | Norsborg | 0 tkr |
| TA-Specialisten i Södermanland AB | Uttran | 0 tkr |
| Tavus Sweden AB | Älvsjö | 0 tkr |
| Taxi Luxi AB | Norsborg | 0 tkr |
| Taylan Invest AB | Tullinge | 0 tkr |
| TB Miljöförvaltning AB | Hägersten | 0 tkr |
| Team Forma AB | Tullinge | 0 tkr |
| Techforce AB | Tullinge | 0 tkr |
| TechTinker AB | Tullinge | 0 tkr |
| Tegelravinen AB | Grödinge | 0 tkr |
| Tetebotan AB | Södertälje | 0 tkr |
| Teymur Fastighet AB | Norsborg | 0 tkr |
| Tez - el Service Entreprenad AB | Norsborg | 0 tkr |
| TFL AB | Grödinge | 0 tkr |
| Thai Tiger Restaurang AB | Norsborg | 0 tkr |
| The Green Woodpecker AB | Tumba | 0 tkr |
| Thelly AB | Uttran | 0 tkr |
| The Northern Agency AB | Tullinge | 0 tkr |
| The Table Himalaya AB | Hässelby | 0 tkr |
| Thoman Bygg Solution AB | Södertälje | 0 tkr |
| THS Konsult AB | Grödinge | 0 tkr |
| Tildy and Toro AB | Tumba | 0 tkr |
| TIL Group AB | Kungens Kurva | 0 tkr |
| Timox AB | Tumba | 0 tkr |
| Tkjc - Service AB | Tullinge | 0 tkr |
| TL Björklund AB | Tullinge | 0 tkr |
| Tomas Back AB | Bromma | 0 tkr |
| Tommie Lagerroos Holding AB | Älvsjö | 0 tkr |
| TON Invest AB | Fjärås | 0 tkr |
| Tony Lind Invest AB | Tumba | 0 tkr |
| Tonys HLD AB | Norsborg | 0 tkr |
| Tori Street Food AB | Norsborg | 0 tkr |
| Toro Group AB | Norsborg | 0 tkr |
| Toulange AB | Tullinge | 0 tkr |
| TP Soft i Tumba Aktiebolag | Uttran | 0 tkr |
| Trba Hus AB | Norsborg | 0 tkr |
| Trim tab care AB | Stockholm | 0 tkr |
| TRK Entreprenad AB | Älvsjö | 0 tkr |
| TT Invest Holding AB | Tumba | 0 tkr |
| Tullan Taxi AB | Tullinge | 0 tkr |
| Tullfast Förvaltning AB | Strömsholm | 0 tkr |
| Tullinge Jord & Fastigheter Holding AB | Tullinge | 0 tkr |