Bedrift L - Vestfossen
- Lokalgrossistene AS
- Luvent AS
- Lagerbygg AS
- Loriv AS
- Lecavilu AS
- Løypeservice AS
- Langgården Sameie
- Larsen Motorsport
- Lagerbygg Holding AS
- Livingsteam Holding AS
- Larssonsveis Velforening
- Lasse Andersen
- Livingsteam Eiendom AS
- Luvent Eiendom AS
- Linda Vinjor
- Lundteigen Amund
- Leif Brennhovd
- Lacle Sewa
- Lilleås Invest
- Langgården Sameie
- Lyshaug Blikk
- Lilleås Holding AS
- Lytt Design AS
- Lyhus Eyvind
- Lms Holdco AS
- Lemon Systems AS
- Lunde Autodetail
- Laimis Miciunas
- Lunde Jan Helge
- Lena Samuelsen Brekke
- Lege Frida Børsting
- Lundteigen Kristian Kjenseth
- Legekontoret i Vestfossen AS
- Lydtekniker Ulf Larsen
- Logoped Solveid Hovda
- Leve Buskerud Fylkeslag
- Ls Karlsen Holding AS
- Lege Benny Børsting
- Lege Hanne Warlo Borgen
- Leksolog Tone Smørdal Gustavsen
- Leikarringen i Haug Bygdeungdomsla
- Leikarringen i Haug Bygdeungdomslag
- Lundehaugen Drift - Herbjørn Bardalen
- Legekontoret i Vestfossen Santhiya Kuhendran
- Lasses Tjenester Lars Jørgen Stølen
- Lions Club øvre Eiker, Huldreblom
- Lovsangsmenigheten the Tabernacle Of David
- Lunde gård nordre Wenche Kirksæther Bend