| Tougher Than the Rest AB | Kristinehamn | 0 tkr |
| Traaholt & Partners AB | Karlstad | 0 tkr |
| Trädgården 3 i Säffle AB | Säffle | 0 tkr |
| TradingPact AB | Forshaga | 0 tkr |
| Träförädling i Karlstad AB | Karlstad | 0 tkr |
| Trainwithalbert AB | Karlstad | 0 tkr |
| Tralliputschi i Karlstad AB | Karlstad | 0 tkr |
| Trättån AB | Kil | 0 tkr |
| Travelutions AB | Vilhelmina | 0 tkr |
| Travtränare Alessandro Gocciadoro AB | Trönödal | 0 tkr |
| Travtränare Olav Mikkelborg AB | Årjäng | 0 tkr |
| TreasureSwamp Holding AB | Skattkärr | 0 tkr |
| Treiett Invest AB | Kil | 0 tkr |
| Tre Kronor Entreprenad AB | Karlstad | 0 tkr |
| Tre W Sandberg AB | Skoghall | 0 tkr |
| Trilly AB | Kristinehamn | 0 tkr |
| Trio Holding AB | Deje | 0 tkr |
| Triple Kjell AB | Karlstad | 0 tkr |
| Triquetra-Return AB | Årjäng | 0 tkr |
| Trokhaios Holding AB | Karlstad | 0 tkr |
| Trombonen 1 AB | Skoghall | 0 tkr |
| TRR Svenska Fordonsskyltar AB | Karlstad | 0 tkr |
| TRRV Invest AB | Kristinehamn | 0 tkr |
| TRSE Service Elmontage AB | Karlstad | 0 tkr |
| Truck Inhouse AB | Karlstad | 0 tkr |
| Truits Holding AB | Åmotfors | 0 tkr |
| TS Agri AB | Karlstad | 0 tkr |
| T Sandström AB | Grums | 0 tkr |
| TSCC Holding AB | Karlstad | 0 tkr |
| Tularv1 Holding AB | Skattkärr | 0 tkr |
| Tularv2 Holding AB | Skattkärr | 0 tkr |
| Tularv Förvaltnings Aktiebolag | Skattkärr | 0 tkr |
| Tullholmen Invest AB | Karlstad | 0 tkr |
| Tullholmssågen kvarter 5 i Karlstad AB | Karlstad | 0 tkr |
| Tullholmstorg Projekt AB | Karlstad | 0 tkr |
| Turbinen Kristinehamn Fastighets AB | Kristinehamn | 0 tkr |
| Två Lejon Invest AB | Forshaga | 0 tkr |
| Tvätten Fastighets AB | Karlstad | 0 tkr |
| Twedmark Holding AB | Karlstad | 0 tkr |
| Twilldrill AB | Kil | 0 tkr |
| TWM Holding AB | Karlstad | 0 tkr |
| Two Bee AB | Forshaga | 0 tkr |
| Tydla AB | Karlstad | 0 tkr |
| Tye Holding AB | Karlstad | 0 tkr |
| Tye villatomter AB | Hammarö | 0 tkr |
| TYMM AB | Kil | 0 tkr |
| Tyrone Danielsson AB | Koppom | 0 tkr |
| Tyrseda AB | Karlstad | 0 tkr |
| Ubbe Nilsson AB | Karlstad | 0 tkr |
| Uberlandia AB | Kristinehamn | 0 tkr |