Bedrift O - Florø
- Orheim
- Oxycoccus AS
- Olabi
- Optivask AS
- Origod AS
- Odg AS
- Operakysten
- Ove
- Oi Properties AS
- Oib Invest AS
- O. Igland AS
- Ommedal Entrepenør
- Origod Holding AS
- Om Madsen AS
- Ocean Electronics AS
- Oeb Invest AS
- Ovat Eiendom AS
- Ole Strømsøy
- Olsen Undervisning
- Oleksandr Chumochenro
- Olena Rachynska
- Olena Rachynska
- Olav Hammersland
- Owesen Holding AS
- Ola Teigen
- Oddne Sundal
- Oksana Mykhailichenko
- Olsen Grethe Brügger
- O. Igland Junior AS
- Oceaneering Asset Integrity
- Oceaneering Asset Integrity
- Ole Henning Årebrot
- Odd Arne Norheim
- Olsen Atle Solheim
- Oversetter Sundes Skribleriforetak
- Ole Petter Ovesen
- Ob Mobil For
- Oa Smørdal Konsult
- Ole Jonny Redal
- Orazio Salvatore Elide
- Ole T Kleiven
- Oppedal Art Of Tourism
- Optimal Dyrehelse Merethe Bjerk
- Obra Maestra Ni Josefine Josephine Grajo