Firma L - Tåsen
- Logisnik AS
- Lie
- Liwa.Se AB
- Laftekultur AS
- Liwa.Se AB
- Lactosa AS
- Loftander AS
- Lingualis AS
- Landinvest AS
- Laspo AS
- Lungepraksis AS
- Licc AS
- Lestha AS
- Leanonu AS
- Leborg AS
- Lohejo AS
- Lyxalig AS
- Lkmk AS
- Larsenq AS
- Løvdal Consulting
- Lekerøya Invest AS
- Ljo Invest AS
- Lina Vnukova
- Lodge Hytter AS
- Lidiia Bardusova
- Lavendel Invest AS
- Leif Grøner
- Lodge Alpin AS
- Le Compagnet
- Lillian Hjorth
- Ljfk Holding AS
- Lagun Holding AS
- Lars Opedal
- Lars Engebretsen
- Lindemann Docconsult
- Livet Under AS
- Lorentz Transformation AS
- Los Altos
- Langevatn Invest AS
- Lisethøgda Veilag
- Leif Skuterud
- Lawton Marcus
- Laboremus Oslo AS
- Løken Arbeidsmiljøcoach
- Leadenhall Invest AS
- Lindbäck Energy
- Lt Graadahl
- Lpd Consulting AS
- Lkm 2 AS
- Leif Eltervåg
- Lte Scharff
- Lanestedt Consulting
- Lene Christensen
- Lillehjell Invest AS
- Led Management AS
- Langdalen Anne
- Lars Julsrud
- Lø Høiseth
- Louise Schultz
- Legevakt Katarina Nordeng
- Lobos Interiør Design
- Læringsverkstedet Tåsenløkka Barnehage
- Landslaget Moderne Språk
- Luun Hege Bratsberg
- Lege Morten Pytte
- Loma Re Invest AS
- Long Cut Streetwear DA
- Lege Kaveh Rashidi
- Leif Helge Lindberg
- Lege Eli Skeid
- Lars Eirik Ulseth
- Lege Maria Vistnes
- Lege Jon Riise
- Les Salettes Limited
- Lege Conrad Ott
- Lisa Hestad Boligstyling
- Linn Gabrielsen Scenekunst
- Lølands Utendørs Service
- Ludo Håkon Skard
- Lege Gudmund Nordby
- Lege Ina Rimberg
- Lege Ivar Vølstad
- Lykke Lykke Holding AS
- Lars Peder Fotland
- Lillevik Eldar Lorentzen
- Little Big Band
- Lege André R. Nanbjør
- Lysaker Kurssenter Tor Hammer
- La Petite Tomate Holding AS
- Lege Svein Høegh Henrichsen
- Lindberg & Wælgaard J Havran
- Liv Loftesnes Tekst & Tanker
- Lege og Tannlege Mats Døving
- Leo Bygg Maler Lonida Ntoko
- Linjeforeningen for 3D og Spillutvikling
- Leftjohn Photo Jon Langeland Dødsbo
- Linjeforeningen for 3D og Spillutvikling
- Lill Hege Sæther Brand Woman
- Lars Eriksen Kobber- og Blikkenslagermester