| Octopus Distribution Networks Pte Ltd | East | In-House | SO | SO | Simei |
| Octopus Distribution Networks Pte Ltd | East | In-House | SO | SSO | - |
| ONE°15 Marina Sentosa Cove, Singapore | South | In-House | OE | SS | Tampines |
| ONE°15 Marina Sentosa Cove, Singapore | South | In-House | OE | SS | Jurong East |
| ONE°15 Marina Sentosa Cove, Singapore | South | In-House | OE | SS | Woodlands |
| ONE°15 Marina Sentosa Cove, Singapore | South | Hotel | SS | SS | Admiralty |
| ONE°15 Marina Sentosa Cove, Singapore | South | Country Club | SO | SO | Bedok |
| ONE°15 Marina Sentosa Cove, Singapore | South | Country Club | SO | SO | Bedok |
| ONE°15 Marina Sentosa Cove, Singapore | South | Country Club | SO | SSO | Bukit Batok |
| ONE°15 Marina Sentosa Cove, Singapore | Central | Hotel | SO | SO | Jurong East |
| Oneberry Technologies Pte Ltd | East | School | SSS | SSS | Marsiling |
| Oneberry Technologies Pte Ltd | East | School | SSS | CSO | Jurong East |
| Oneberry Technologies Pte Ltd | East | School | SSS | SSS | Tuas West Road |
| Oneberry Technologies Pte Ltd | East | School | SSS | SSS | Ang Mo Kio |
| Oneberry Technologies Pte Ltd | East | School | SSS | SSS | Punggol |
| Orchid Hotel Private Limited | Central | In-House | OM | SSS | Braddell |
| Orchid Hotel Private Limited | Central | In-House | OM | SS | Sembawang |
| Orchid Hotel Private Limited | Central | In-House | OM | SS | Sengkang |
| Orchid Hotel Private Limited | Central | In-House | OM | Nil | Yew Tee |
| Orchid Hotel Private Limited | Central | In-House | OM | CSO | Bukit Batok |
| Orchid Hotel Private Limited | Central | In-House | OM | SSO | Jurong East |
| Orchid Hotel Private Limited | Central | In-House | OM | SS | Pioneer |
| Orchid Hotel Private Limited | Central | In-House | OM | SS | Pioneer |
| Orchid Hotel Private Limited | Central | In-House | OM | SSS | Woodlands |
| Orchid Hotel Private Limited | Central | In-House | OM | CSO | Bukit Batok |
