| Talatuu AB | Torshälla | 0 tkr |
| Tälje Drift & Service AB | Eskilstuna | 0 tkr |
| Talk About...samtalspartner AB | Flen | 0 tkr |
| Tältuthyrning i Nyköping AB | Nyköping | 0 tkr |
| Tandhälsan Lagnöhed AB | Nyköping | 0 tkr |
| Tandläkare Björn Elmberg AB | Strängnäs | 0 tkr |
| Tandläkare Ian Hunter AB | Skogstorp | 0 tkr |
| Tandläkare Mats Benthe Aktiebolag | Nyköping | 0 tkr |
| Tanjek AB | Nyköping | 0 tkr |
| Tankenötter AB | Stjärnhov | 0 tkr |
| Tasty Ngo AB | Örebro | 0 tkr |
| Taxi Nyköping - Oxelösund Holding AB | Nyköping | 0 tkr |
| TBA Holding AB | Eskilstuna | 0 tkr |
| TB Eriksson Holding AB | Eskilstuna | 0 tkr |
| TBH Swenzon Data o Konsult AB | Nyköping | 0 tkr |
| TBK-Konsult AB | Eskilstuna | 0 tkr |
| TCS Holding AB | Nyköping | 0 tkr |
| TDAB Fastigheter Aktiebolag | Trosa | 0 tkr |
| TD Producer AB | Nyköping | 0 tkr |
| Team Ohliw AB | Mariefred | 0 tkr |
| Tea Time AB | Nyköping | 0 tkr |
| Tebemans AB | Nyköping | 0 tkr |
| Techdev AB | Flen | 0 tkr |
| Ted Alltjänst Holding AB | Flen | 0 tkr |
| T.Edvardsson AB | Strängnäs | 0 tkr |
| Tef coat bilvårdcenter AB | Eskilstuna | 0 tkr |
| Tegelstaden Holding AB | Katrineholm | 0 tkr |
| Tegelstaden Invest AB | Katrineholm | 0 tkr |
| TeinInvest AB | Oxelösund | 0 tkr |
| Tejo Invest AB | Strängnäs | 0 tkr |
| Teknicad AB | Eskilstuna | 0 tkr |
| TeknikFynd Scandinavia AB | Skogstorp | 0 tkr |
| Teknikservice i Katrineholm-Vingåker Holding AB | Katrineholm | 0 tkr |
| Teknikservice Invest i Katrineholm - Vingåker AB | Katrineholm | 0 tkr |
| Telemobilia i Gnesta AB | Gnesta | 0 tkr |
| Teleta AB | Torshälla | 0 tkr |
| Telge-Kalkyl Aktiebolag | Eskilstuna | 0 tkr |
| Tenaces AB | Eskilstuna | 0 tkr |
| Tenersi Förvaltnings AB | Vagnhärad | 0 tkr |
| Tenga Invest AB | Torshälla | 0 tkr |
| Tenga kapitalförvaltning AB | Torshälla | 0 tkr |
| Teoteo AB | Eskilstuna | 0 tkr |
| Teotri AB | Flen | 0 tkr |
| Terlecki Förvaltning AB | Järfälla | 0 tkr |
| Terlecki Invest AB | Mariefred | 0 tkr |
| Termoklin AB | Eskilstuna | 0 tkr |
| Termometerprodukter i Eskilstuna AB | Eskilstuna | 0 tkr |
| Tero Holding AB | Strängnäs | 0 tkr |
| Testec Livsmedel AB | Eskilstuna | 0 tkr |
| TGF Härryda AB | Stockholm | 0 tkr |