Bedrift J - Slemmestad
- Jannike
- Jørbæk Rortunet
- Jori Invest AS
- Jca Holding AS
- Jernia Rortunet
- Jenstad Sport
- Jozef Styrczula
- Jore&Borgen Eiendom AS
- Jaksland Graff AS
- Jht Invest AS
- Jan Graarud
- Jan Lystad Consulting
- Jostein Willy Holm
- Jeanette Foster Arntzen
- Jon Henrik Granli
- Joachim Marius Jørgensen Design
- Jd Photo - Jørgen Dahl
- Jacob Stein Mariusz Jakobowski
- Jeanette's Hud og Kroppspleie
- Jk Arkitektur og Tømrer Joakim Knutsen