- Oishii Sushi & Grill Restaurant, Yan
- Henric Petri-Strasse 24
- Basel
- BS
- OIOIOI Gysin, Küchler, Stühlinger
- Centralbahnstrasse 19
- Basel
- BS
- OIM organisation & information management GmbH in Liquidation
- Malzgasse 10
- Basel
- BS
- OIB Gastgewerbliche Treuhand AG
- Thannenstrasse 30
- Basel
- BS
- OIREX Handels AG in Liquidation
- Singerstrasse 8
- Basel
- BS
- Oi Mobile Ribeiro
- Davidsbodenstrasse 20
- Basel
- BS