Bedrift O - Valderøya
- Optimar AS
- Obg Holding AS
- Optimar Eiendom AS
- Oksneset Velforening
- Oksneset Velforening
- Oksnes Invest AS
- Oksana Sjadjuk
- Oddbjørn Haram
- Obg Holding AS
- Optimar International AS
- Ornamentfabrikken Peder Alme
- Ole Reinlund Musikk
- Ole Harald Hermansen
- Oksavik & Rørvik AS
- Offshore & Trawl Supply AS
- Olsen Rekruterring & Total Bygg