Bedrift O - Florø
- Olabi
- Oxycoccus AS
- Optivask AS
- Origod AS
- Orheim
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- Operakysten
- Ove
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- O. Igland AS
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- Ole Strømsøy
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- Ommedal Entrepenør
- Ovat Eiendom AS
- Oeb Invest AS
- Om Madsen AS
- Origod Fram AS
- Ocean Electronics AS
- Olena Rachynska
- Olga Dmitriakova
- Olena Rachynska
- Ola Teigen
- Olav Hammersland
- Owesen Holding AS
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- Oddne Sundal
- O. Igland Junior AS
- Oceaneering Asset Integrity
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- Ole T Kleiven
- Optimal Dyrehelse Merethe Bjerk
- Obra Maestra Ni Josefine Josephine Grajo