| Lagkraft Energi AB | Järna | 0 tkr |
| LAJW AB | Huddinge | 0 tkr |
| Läkarkliniken i Stockholm AB | Södertälje | 0 tkr |
| Lamaso AB | Södertälje | 0 tkr |
| La Motte Psykoterapi AB | Södertälje | 0 tkr |
| Landea Media AB | Södertälje | 0 tkr |
| Landströms Enterprise AB | Södertälje | 0 tkr |
| Läns Holding AB | Södertälje | 0 tkr |
| Lansiär AB | Södertälje | 0 tkr |
| Lantmännen Vårgårda Kvarn AB | Stockholm | 0 tkr |
| Lars Bruno Andersson Åkeri Aktiebolag | Trosa | 0 tkr |
| Lars Forsberg Aktiebolag | Södertälje | 0 tkr |
| Lars Mattsson Fastighets Holding AB | Södertälje | 0 tkr |
| LaSo Fastigheter AB | Hölö | 0 tkr |
| Lavinja AB | Norrköping | 0 tkr |
| LC Förvaltning AB | Södertälje | 0 tkr |
| LD:s Autocenter Aktiebolag | Södertälje | 0 tkr |
| Leah Consulting AB | Södertälje | 0 tkr |
| LeAM Redovisning AB | Rönninge | 0 tkr |
| LeCeFi Invest AB | Södertälje | 0 tkr |
| Ledaw AB | Södertälje | 0 tkr |
| LEdip Invest AB | Södertälje | 0 tkr |
| Lejonsson.M AB | Södertälje | 0 tkr |
| Le Kebab Holding AB | Stockholm | 0 tkr |
| Lelolg Holding AB | Virsbo | 0 tkr |
| Lena Uney Invest AB | Södertälje | 0 tkr |
| Leporid AB | Södertälje | 0 tkr |
| LEVIA Consulting AB | Södertälje | 0 tkr |
| Lexmo Fastigheter AB | Segeltorp | 0 tkr |
| Leylufer & Matthäus Invest AB | Södertälje | 0 tkr |
| Libohne AB | Järna | 0 tkr |
| Lideby Holding AB | Järna | 0 tkr |
| Lijna Aktiebolag | Södertälje | 0 tkr |
| Lilja AB | Järna | 0 tkr |
| Lilla Fossingens Hälsa AB | Hölö | 0 tkr |
| Lillhåven AB | Södertälje | 0 tkr |
| Lillkyrka Holding AB | Skogås | 0 tkr |
| Lindh & Tofvesson AB | Södertälje | 0 tkr |
| Lindus Invest AB | Sturefors | 0 tkr |
| LinnWill Invest AB | Södertälje | 0 tkr |
| LIO Apparel AB | Södertälje | 0 tkr |
| Liomar AB | Södertälje | 0 tkr |
| Liten pilt AB | Mölnbo | 0 tkr |
| Live li sevanna AB | Södertälje | 0 tkr |
| Livskällan AB | Växjö | 0 tkr |
| Liza Hartzell AB | Södertälje | 0 tkr |
| Liz Beauty AB | Södertälje | 0 tkr |
| L. Lindh Holding AB | Södertälje | 0 tkr |
| LLK2 Fastighets AB | Södertälje | 0 tkr |
| L&L Properties AB | Södertälje | 0 tkr |