Bedrift J - Greåker
- Jonas Groth
- Jan Larsen
- Jan Montasje DA
- Jansen Media
- Jansen Samtaletjenester
- J&S Invest AS
- Jeylani Transport AS
- J&S Import AS
- Juris Pundins
- Johansen Rune
- Julia Jarvienko
- Juletreplantasje Ødegaard
- John Kristianslund
- Jega Invest AS
- Jeb1 Holding AS
- Jelsuvjevs Dmitrijs
- Jåvold Audun
- John Invest AS
- Jung Jas Helhetsterapi
- J.H Rørleggerservice AS
- Jørgen Skjelin Holding AS
- Jahr Happy Optics
- Jarle Brandstorp Vaktmestertjenester
- Jensen Betula Gartnerservice
- Jash Maya Regmi
- Jon Håvard Agnalt
- Jan-Arne Raab
- Jakomina J. Muilwijk
- Jan Roger Kristiansen
- Jorund E Melby
- Jingle Bells Ungdomsbedrift
- Jørgen Klaveness Eiendom
- Jørgen Klaveness Consulting