Bedrift J - Langesund
- Johansen
- Jobet AS
- Jonar AS
- Johnsen Treningspartner
- Jacobsson Design
- Jacobsen Consulting
- Julie Barfod
- Jacobsson Drift
- Jaran Sandvik
- Jb-Invest DA
- Jp Aasen AS
- Jfe Holding AS
- Jgs Retail AS
- Jr Prosjekt AS
- Job Kapital AS
- Jowill Holding AS
- Jedrzejowska Patrycja Maria
- John Bråthen Invest AS
- J.Graff Jeanett Graff