| Kotteland AB | Sollentuna | 0 tkr |
| KP Förvaltning AB | Torshälla | 0 tkr |
| Krivon AB | Eskilstuna | 0 tkr |
| Krofoblo AB | Eskilstuna | 0 tkr |
| Kromteknik Sweden Holding AB | Eskilstuna | 0 tkr |
| Kruhsberg Fastigheter AB | Västra Näshulta | 0 tkr |
| Kruhsberg Holding AB | Västra Näshulta | 0 tkr |
| KruhsInvest AB | Västra Näshulta | 0 tkr |
| KS Heart Design AB | Örebro | 0 tkr |
| KT Fast Holding AB | Eskilstuna | 0 tkr |
| KTL Hedman AB | Eskilstuna | 0 tkr |
| KUMI Invest AB | Husby-Rekarne | 0 tkr |
| Kumla Schakt i Eskilstuna AB | Eskilstuna | 0 tkr |
| Kungsladugården Invest AB | Surahammar | 0 tkr |
| Kurt Görans Holding AB | Eskilstuna | 0 tkr |
| KV GROUP AB | Torslanda | 0 tkr |
| Kvickank Holding AB | Kvicksund | 0 tkr |
| Kvickmick Holding AB | Kvicksund | 0 tkr |
| Kvicksund Holding AB | Kvicksund | 0 tkr |
| Kylcenter Holding i Eskilstuna AB | Eskilstuna | 0 tkr |
| L19 AB | Eskilstuna | 0 tkr |
| Lainio Invest AB | Malmköping | 0 tkr |
| Läkartjänst Mamma & Gyn AB | Eskilstuna | 0 tkr |
| Lakep 2024 AB | Skogstorp | 0 tkr |
| Landstorp Eskilstuna 1 AB | Eskilstuna | 0 tkr |
| Landstorp Eskilstuna 2 AB | Eskilstuna | 0 tkr |
| Landstorp Fastigheter AB | Eskilstuna | 0 tkr |
| Landstorp Mariefred 1 AB | Eskilstuna | 0 tkr |
| Landstorps Holding AB | Eskilstuna | 0 tkr |
| Långa Backarna Fastighets AB | Eskilstuna | 0 tkr |
| Lanida Förvaltning AB | Eskilstuna | 0 tkr |
| LA RAMPA KONSULT AB | Torshälla | 0 tkr |
| Lastbilsmästare Sörmland AB | Kungsör | 0 tkr |
| La Taquiza AB | Eskilstuna | 0 tkr |
| LATH AB | Eskilstuna | 0 tkr |
| Lavet Fastigheter & Förvaltning AB | Eskilstuna | 0 tkr |
| L-by Invest AB | Eskilstuna | 0 tkr |
| LC Eskilstuna AB | Eskilstuna | 0 tkr |
| LC Holding AB | Eskilstuna | 0 tkr |
| Lean-Peak Solutions AB | Eskilstuna | 0 tkr |
| Left lane Invest AB | Eskilstuna | 0 tkr |
| Legeringen AB | Eskilstuna | 0 tkr |
| L. Eklöf Holding AB | Husby-Rekarne | 0 tkr |
| Lekplatsteknik i Sverige AB | Eskilstuna | 0 tkr |
| LG Holding i Eskilstuna AB | Eskilstuna | 0 tkr |
| LGV Invest AB | Kungsör | 0 tkr |
| Liamitem AB | Örebro | 0 tkr |
| Lighthouse Systems Nordic AB | Kvicksund | 0 tkr |
| Lilas i Eskilstuna AB | Hållsta | 0 tkr |
| Lillqvist Music Production AB | Uppsala | 0 tkr |