| TakXperten Sverige AB | Kungsör | 0 tkr |
| Tälje gräv och schakt AB | Sala | 0 tkr |
| Talliosake 13 AB | Västerås | 0 tkr |
| Talliosake 14 AB | Västerås | 0 tkr |
| Talliosake 15 AB | Västerås | 0 tkr |
| Talliosake 6 AB | Västerås | 0 tkr |
| Talliosake 8 AB | Västerås | 0 tkr |
| Talliosake Norrtälje AB | Västerås | 0 tkr |
| Talpa Optik AB | Västerås | 0 tkr |
| Tameberry AB | Lund | 0 tkr |
| Tandhälsoklinik i Västerås AB | Västerås | 0 tkr |
| Tandläkare Anders Lundell Aktiebolag | Västerås | 0 tkr |
| Tandläkare Esko Martensjö Aktiebolag | Västerås | 0 tkr |
| Tandläkare Marie Berglöf Aktiebolag | Västerås | 0 tkr |
| Tandvårdscentrum Sverige Holding AB | Kvicksund | 0 tkr |
| TANNER Invest i Sala AB | Sala | 0 tkr |
| Tarkka Holding AB | Kolsva | 0 tkr |
| Tärna Prefabmontage AB | Sala | 0 tkr |
| Tärna Redovisning & Konsult AB | Sala | 0 tkr |
| Tasters International AB | Västerås | 0 tkr |
| Täuber Management AB | Västerås | 0 tkr |
| Tavsta Gård AB | Köping | 0 tkr |
| Tawast 2.0 AB | Västerås | 0 tkr |
| Tawast AB | Västerås | 0 tkr |
| Taxens holding AB | Kungsör | 0 tkr |
| Taxi Skinnskatteberg AB | Skinnskatteberg | 0 tkr |
| TB Holding i Sala AB | Sala | 0 tkr |
| T.B. Johanssons AB | Arboga | 0 tkr |
| TB Printsolutions Holding AB | Västerås | 0 tkr |
| TDS Holding AB | Västerås | 0 tkr |
| team.blue Scandinavia AB | Västerås | 0 tkr |
| Team Hagström AB | Köping | 0 tkr |
| Team Invest Sweden AB | Västerås | 0 tkr |
| Team Noaksson AB | Sala | 0 tkr |
| Team Sub 730 Västerås AB | Västerås | 0 tkr |
| Teamtaste AB | Västerås | 0 tkr |
| Team Tidö AB | Västerås | 0 tkr |
| Tech2 Holding Sweden AB | Enköping | 0 tkr |
| Tech2 RE Sweden AB | Enköping | 0 tkr |
| Tedlundis AB | Järfälla | 0 tkr |
| T.E.G. Company AB | Köping | 0 tkr |
| TEGELTORP CORPORATION AB | Arboga | 0 tkr |
| TekNick AB | Norberg | 0 tkr |
| Teknobildning Sverige AB | Västerås | 0 tkr |
| Telmi AB | Kungsör | 0 tkr |
| TELW Holding AB | Surahammar | 0 tkr |
| Tempex AB | Köping | 0 tkr |
| TensorBridge Invest AB | Västerås | 0 tkr |
| Tenwheeler AB | Västerås | 0 tkr |
| TEPES Anläggningar Holding AB | Västerås | 0 tkr |