| Telnette Datakommunikation Aktiebolag | Uppsala | 0 tkr |
| Tempus Novum Holding AB | Uppsala | 0 tkr |
| Tempus Qualis AB | Bålsta | 0 tkr |
| Ten6 Management AB | Uppsala | 0 tkr |
| Tenementum AB | Uppsala | 0 tkr |
| Tensta Åsby Bo AB | Knivsta | 0 tkr |
| Tenuto Holding Aktiebolag | Uppsala | 0 tkr |
| Teotuva AB | Uppsala | 0 tkr |
| TE Process AB | Uppsala | 0 tkr |
| T. Erikssons Glas i Tierp AB | Månkarbo | 0 tkr |
| Termine Invest AB | Uppsala | 0 tkr |
| Termino C 14605 AB | Vaxholm | 0 tkr |
| Ternsjö IT AB | Uppsala | 0 tkr |
| Terra Sulzano Vino AB | Uppsala | 0 tkr |
| TerraVolt AB | Uppsala | 0 tkr |
| Terrex International AB | Sörberge | 0 tkr |
| Terrone AB | Uppsala | 0 tkr |
| Tescon AB | Märsta | 0 tkr |
| Testastretta Consulting AB | Linköping | 0 tkr |
| Tevest Holding AB | Enköping | 0 tkr |
| TFS Holding AB | Båstad | 0 tkr |
| Thapp Holding AB | Storvreta | 0 tkr |
| THBN förvaltning AB | Uppsala | 0 tkr |
| Theadnart AB | Göteborg | 0 tkr |
| The Better Nights Co. AB | Uppsala | 0 tkr |
| The Board in Surfboard AB | Stockholm | 0 tkr |
| The Creative Gene AB | Uppsala | 0 tkr |
| TheDos Holding AB | Uppsala | 0 tkr |
| the Inked Brothers Vault AB | Uppsala | 0 tkr |
| The International Yoga Studio AB | Örbyhus | 0 tkr |
| The Quack Factory AB | Enköping | 0 tkr |
| Thermo Electron Sweden Förvaltning AB | Uppsala | 0 tkr |
| Thermo Life Sciences AB | Uppsala | 0 tkr |
| Thesyl AB | Enköping | 0 tkr |
| THF Specialisttandvård AB | Knivsta | 0 tkr |
| Thibault Vård AB | Uppsala | 0 tkr |
| Think First AB | Uppsala | 0 tkr |
| Thinklink Solutions AB | Uppsala | 0 tkr |
| THK Holding Uppsala AB | Uppsala | 0 tkr |
| THN AB | Uppsala | 0 tkr |
| Thomas Carlsson Consulting AB | Uppsala | 0 tkr |
| Thomas Hivén invest AB | Enköping | 0 tkr |
| Thomas Westland Holding AB | Tierp | 0 tkr |
| Thomsson's Trade Aktiebolag | Örsundsbro | 0 tkr |
| Thor Life Science Consulting AB | Knivsta | 0 tkr |
| Thorling Weidstam AB | Uppsala | 0 tkr |
| Thorsell Motorsport i Uppsala AB | Uppsala | 0 tkr |
| Thorséns Bil & Bärgning Aktiebolag | Uppsala | 0 tkr |
| Thorséns entreprenad AB | Knivsta | 0 tkr |
| Three monkeys AB | Uppsala | 0 tkr |