Logos
- Ovnak - Vitez
- OVO
- OVO ОВО
- OVOFRITO Camisetas
- Ovomaltine
- Ovos de Ouro
- Ovos de Ouro
- ovos tak
- OVR
- OVR
- OVRGRND
- OVS
- Ovum
- Ovum Holway
- OW
- OW Acoustic
- OW Interactive
- OWA
- OWASYS
- Owatrol
- OWC-Verlag für Außenwirtschaft GmbH (Foreign Trade Publishing House)
- OWD
- Owear
- Owen Sound
- Owen Sound Attack
- Owens & Minor
- Owens Corning
- Owens Corning
- Owens-Illinois
- Owera Vineyards
- OWEXX
- OWH
- OWH Studio
- OWHA
- OWHA
- Owl
- Owl Clothing
- Owlden
- Own
- Owncloud
- Owner
- OWON
- OWP
- OWP Comunicação
- OX
- OX
- OX magic
- OX Mobile Services
- OX perfection
- OX. Kultur im Ochsen
