Bedrift O - Stryn
- Ommedal AS
- Ojtorheim AS
- Ommedal Eigedomar ANS
- Oppstryn Ungdomslag
- Olav Maurset
- Olsen Driver
- Omberg Catering
- Odd Hool
- Oppstryn Sokn
- Ofod Eigedom AS
- Orflo Holding AS
- Orh Holding AS
- Oppedal Kapital AS
- Orv Holding AS
- Osheim Gaard AS
- Okh Invest AS
- Otto Garlid
- Ommedal Dekksenter AS
- Ok Dekor AS
- Ommedal Manufaktur AS
- Opsahl Siri Linn
- Ole Morten Erdal
- Odd Ivar Lunde
- O.L. Brekke AS
- Ole Eltvik Foto
- Olav Erik Hagen AS
- O Flo Invest AS
- O Tenden Holding AS
- Ole K Sæten
- Ole Jacob Egge
- O J E Frøholm
- Oralkirurg Frank-Jakob Sandbakk
- Orflo til Tjeneste Odd Rune Flo
- Oppedalen bygg og Utleige Christoffer Daniel Indrebø Oppedal