| OUTSPREAD COMPANY LIMITED | Private company limited by shares | Dissolved |
| OUTSTAND COMPANY LIMITED | Private company limited by shares | Live |
| EVER OUTSTAND LIMITED | Private company limited by shares | Live |
| OUTSTANDING WIN LIMITED | Private company limited by shares | Dissolved |
| OUTSTANDING LIMITED | Private company limited by shares | Dissolved |
| TOP OUTSTANDING LIMITED | Private company limited by shares | Dissolved |
| OUTSTANDING LIMITED | Private company limited by shares | Live |
| OUTSTANDING ONE LIMITED | Private company limited by shares | Live |
| OUTSTANDING 714 LIMITED | Private company limited by shares | Live |
| OCEAN OUTSTANDING SHIPPING LIMITED | Private company limited by shares | Live |
| Outstandtech International Co., Limited | Private company limited by shares | Live |
| OUTSTAR LIMITED | Private company limited by shares | Live |
| OUTSTAY TRADING CO., LIMITED | Private company limited by shares | Dissolved |
| Outstreet Limited | Private company limited by shares | Live |
| OUTSTRIKE LIMITED | Private company limited by shares | Dissolved |
| OUTSTRIP COMPANY LIMITED | Private company limited by shares | Dissolved |
| Outtabox Business Solutions Limited | | Live |
| OUTTAKE CREATIVE & PRODUCTION COMPANY LIMITED | Private company limited by shares | Live |
| OUTTAKES LIMITED | Private company limited by shares | Live |
| OUTTAR LIMITED | Private company limited by shares | Dissolved |
| OUTTASTREAM LIMITED | Private company limited by shares | Live |
| Hongkong Outtercare Co., Limited | Private company limited by shares | Live |
| Outterridge Consulting Limited | Private company limited by shares | Live |
| Outterridge International Limited | Private company limited by shares | Live |
| Outtrans Limited | Private company limited by shares | Live |
| OUTTREND LIMITED | Private company limited by shares | Dissolved |
| OUTUO LIMITED | Private company limited by shares | Live |
| Outuo International Consultant (HK) Holding Limited | Private company limited by shares | Live |
| OUTUO INDUSTRIAL CO., LIMITED | Private company limited by shares | Live |
| OUTUO (HK) LIGHTING LIMITED | Private company limited by shares | Live |
| OUTUO TECHNOLOGY LIMITED | Private company limited by shares | Live |
| OUTVERGE LIMITED | Private company limited by shares | Dissolved |
| OUTVIEW LIMITED | Private company limited by shares | Dissolved |
| Outvigor (Hong Kong) Limited | Private company limited by shares | Live |
| OUTVIS LIMITED | Private company limited by shares | Dissolved |
| OUTVIZ LIMITED | Private company limited by shares | Live |
| OUTWAY LIMITED | Private company limited by shares | Dissolved |
| Outwedd Limited | | Live |
| OUTWIT LIMITED | Private company limited by shares | Dissolved |
| Outwit Horizon Limited | | Live |
| Outworks Solutions Limited | Private company limited by shares | Live |
| OUTZONE CORPORATION LIMITED | | Live |