Bedrift J - Tomasjord
- Jakobsen
- Jenpede AS
- Jfb AS
- Jonny Kvistad
- Jetrem Marshel
- Jørgensen Formidling
- Jensen Uteservice
- Johansen Pulsariv
- Jørn Ottem
- Jarle Aarbakke
- Johansson Margaret
- Joselyne Nikundana
- Joco Bygg AS
- Jel Eiendom AS
- Johannes Nikolaisen
- Jensen Elektriske AS
- Josefsen Consult AS
- Jensen Elektriske AS Avd Tromsø
- Jf Solberg Konsultbyrå
- John Karl Ottesen
- Jørgen Grønbech-Hope
- Jensenstene Eric Jensen Stene