Bedrift J - Fitjar
- Jote Holding AS
- Jon Tufteland
- Jostein Prestbø
- Jakob Hovstad
- Jta Kapital AS
- Jørund Fjøsne Design
- Jo Kjetil Strand
- Jens Gaute Aarbø
- Jan Audun Aarskog
- Jk Mehammer Skog
- Johansens Turboservice Limited
- Johan H. Nilsen
- Janne Koløen Gravdal
- Ja Re Eiendom AS
- JS Fjellboring Jostein Skram
- Jare Bygg & Eiendom AS