| Workdeco AB | Nyköping | 0 tkr |
| Workhome Nordic AB | Strängnäs | 0 tkr |
| World by Swing AB | Stigtomta | 0 tkr |
| Worldwide Guides AB | Gnesta | 0 tkr |
| World Wide Wind AB | Yngsjö | 0 tkr |
| WRC holding AB | Nyköping | 0 tkr |
| Wyrde AI AB | Stallarholmen | 0 tkr |
| XARY Holding AB | Strängnäs | 0 tkr |
| XentiX Holding AB | Strängnäs | 0 tkr |
| XoroTex AB | Eskilstuna | 0 tkr |
| Xperts Travel & Tours Sweden AB | Västerås | 0 tkr |
| Y5 Nordic AB | Eskilstuna | 0 tkr |
| YaLo Holding AB | Nyköping | 0 tkr |
| Yautja AB | Gnesta | 0 tkr |
| YDOL Fastighets AB | Katrineholm | 0 tkr |
| Ye's Health International AB | Flen | 0 tkr |
| Yes So AB | Strängnäs | 0 tkr |
| YH Holding AB | Strängnäs | 0 tkr |
| Y Innovation AB | Strängnäs | 0 tkr |
| Y&J Blom Holding AB | Trosa | 0 tkr |
| YME läkartjänst AB | Katrineholm | 0 tkr |
| Yousif ÖNH AB | Eskilstuna | 0 tkr |
| YSN Läkarkonsult AB | Eskilstuna | 0 tkr |
| Ytspänning AB | Trosa | 0 tkr |
| Ytterbo Fastigheter Holding AB | Nyköping | 0 tkr |
| Yuapply AB | Trosa | 0 tkr |
| Zentralex Aktiebolag | Vaxholm | 0 tkr |
| Zenzé organisation och ledarskap AB | Nyköping | 0 tkr |
| Zeus Design AB | Nyköping | 0 tkr |
| Zinab Business AB | Eskilstuna | 0 tkr |
| Zinkonsult Aktiebolag | Nyköping | 0 tkr |
| Zlatibor Experiences AB | Nyköping | 0 tkr |
| Z.M.J Invest AB | Nyköping | 0 tkr |
| Zoologaffären i Katrineholm AB | Vingåker | 0 tkr |
| Zquare Event AB | Katrineholm | 0 tkr |
| Strandgaraget AB | Vagnhärad | −79 tkr |
| 100% Bygg i Eskilstuna AB | Eskilstuna | — |
| 1891 consulting AB | Strängnäs | — |
| 1M Måleri AB | Eskilstuna | — |
| 24-sju Oxelösund AB | Oxelösund | — |
| 24Sju Sparreholm AB | Gnesta | — |
| 30 Minutes Phone Fix Västerås AB | Eskilstuna | — |
| 3 F:s Hobby Service Handelsbolag | Nyköping | — |
| 3R Cars Handelsbolag | Eskilstuna | — |
| AAJ GLASS AB | Trosa | — |
| Aaliyans Group Handelsbolag | Järna | — |
| AB Emil Gilljam IT | Skogstorp | — |
| A boda Fastigheter Kommanditbolag | Garphyttan | — |
| AB Persson Svedberg | Nyköping | — |
| AB Stockrosen Tolv i Eskilstuna | Eskilstuna | — |