| T. Engsborn AB | Norrköping | 0 tkr |
| T.E.N.J Invest AB | Norrköping | 0 tkr |
| Tennisberg Holding Aktiebolag | Åby | 0 tkr |
| TeRa Invest AB | Norrköping | 0 tkr |
| Teresia Andersson AB | Kimstad | 0 tkr |
| Termino C 14589 AB | Vaxholm | 0 tkr |
| Ternstedt Invest AB | Linköping | 0 tkr |
| Terrabyte Global AB | Linköping | 0 tkr |
| Teum AB | Högsjö | 0 tkr |
| Text & Bild i Motala Holding AB | Motala | 0 tkr |
| T Fastigheter AB | Vikbolandet | 0 tkr |
| T.G:s El i Östergötland Holding AB | Finspång | 0 tkr |
| TGS Fastigheter Aktiebolag | Linköping | 0 tkr |
| TGS Fastigheter nr 1 AB | Stockholm | 0 tkr |
| Tham Skhiri Consulting International AB | Linköping | 0 tkr |
| Theia Norrköping AB | Svärtinge | 0 tkr |
| The LAME Group AB | Linköping | 0 tkr |
| The Last Straw AB | Åtvidaberg | 0 tkr |
| T Hellberg Förvaltning AB | Vreta Kloster | 0 tkr |
| Themag AB | Motala | 0 tkr |
| The Pizza Connection Östergötland AB | Boxholm | 0 tkr |
| The Pub i Kisa AB | Kisa | 0 tkr |
| The Quiet Raccoon AB | Valdemarsvik | 0 tkr |
| Theralia AB | Linköping | 0 tkr |
| Therese Kristoffer Publishing AB | Linköping | 0 tkr |
| Therese och Billy Magnusson AB | Norrköping | 0 tkr |
| ThereSus Holding AB | Norrköping | 0 tkr |
| Therim Diagnostica AB | Höllviken | 0 tkr |
| Thermirage AB | Linköping | 0 tkr |
| The View Consulting AB | Söderköping | 0 tkr |
| Thild Invest AB | Linköping | 0 tkr |
| Thingfinder AB | Norrköping | 0 tkr |
| Thinseo AB | Rimforsa | 0 tkr |
| TH Kapital AB | Täby | 0 tkr |
| TH Linde AB | Linköping | 0 tkr |
| THO Grow AB | Linköping | 0 tkr |
| Thomas Lenér i Vadstena AB | Vadstena | 0 tkr |
| Thomas Samuelsson Förvaltning AB | Finspång | 0 tkr |
| Thomastops50 AB | Norrköping | 0 tkr |
| Thompas Event & Mässkonsult AB | Fornåsa | 0 tkr |
| Thorén Förvaltning AB | Linköping | 0 tkr |
| Thörnbergs Mat AB | Rimforsa | 0 tkr |
| ThöSam Invest AB | Boxholm | 0 tkr |
| Thrivas AB | Linköping | 0 tkr |
| THuGem Holding AB | Norrköping | 0 tkr |
| Thujac AB | Linköping | 0 tkr |
| Thunbergs IT & Finans AB | Linghem | 0 tkr |
| Thunholm Sundén Förvaltning AB | Norrköping | 0 tkr |
| Thunmarker Holding AB | Linköping | 0 tkr |
| Thydell Holding AB | Linköping | 0 tkr |