Bedrift J - Kolbu
- Jakro AS
- Jobbmatch AS
- Jostein Nedrud
- Johannes Narum
- Johannes Hoel
- Johan Røstøen
- Jon Leirdal
- Jostein Molstad
- Johannes Hagen
- Jonas Ring
- Jemtland gård AS
- Jpø Holding AS
- John Elvesveen
- Johannes Hagen
- Jaj Eiendom AS
- Johan Narum
- Jon Arnulf Ringen
- Jan Erik Lien
- Jo Håvar Nerseth
- Jon Olav Skaug
- Jesus And Me
- Jon Magnus Smestad
- John Arild Hallingstad
- Jan Tore Backe
- Johannes M Bjerke
- Jan Kristian Hoel
- Jan Helge Nøkleby
- Jostein Sæther Nedrud
- Jan Olav Aasen
- Jan Erik Lien
- Jahn Trygve Johnstad
- Johan Emil Nesterud
- Jøran Mons Narum
- J.i. Vestli Transport AS
- Jacks Rehab og Montasje AS
- Jaro Musikk Jan Espen Rolid
- J. O. Dyste & Sønner AS