| Canto City Limited | Private company limited by shares | Live |
| Bel Canto Guitar Company Limited | Private company limited by shares | Live |
| BEL CANTO (HONG KONG) LIMITED | Private company limited by shares | Live |
| HONG KONG CANTO LIMITED | | Live |
| CANTO INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| Canto Marketing Consultant (H.K.) Company Limited | Private company limited by shares | Live |
| CANTO MOTTO LIMITED | Private company limited by shares | Live |
| BEL CANTO SINGERS FOUNDATION LIMITED | Company limited by guarantee | Live |
| CANTO TECH LIMITED | | Live |
| Canto Technology Limited | Private company limited by shares | Live |
| CANTO WORKS COMPANY LIMITED | Private company limited by shares | Live |
| CANTO91 LIMITED | Private company limited by shares | Live |
| Canto-English Limited | Private company limited by shares | Dissolved |
| CANTOGO (HK) INDUSTRIAL DEVELOPMENT LIMITED | Private company limited by shares | Live |
| CanToLearn Limited | | Live |
| CANTON LIMITED | Private company limited by shares | Dissolved |
| CANTON WAY LIMITED | Private company limited by shares | Live |
| CANTON LIMITED | Private company limited by shares | Dissolved |
| TOP CANTON LIMITED | Private company limited by shares | Live |
| CANTON FUR LIMITED | Private company limited by shares | Dissolved |
| San Canton Limited | Private company limited by shares | Live |
| CANTON MAX LIMITED | Private company limited by shares | Live |
| Canton Limited | Private company limited by shares | Live |
| Canton Sun Limited | Private company limited by shares | Live |
| CANTON TOP LIMITED | Private company limited by shares | Live |
| CENTURY CANTON LIMITED | Private company limited by shares | Live |
| GRAND CANTON LIMITED | Private company limited by shares | Live |
| GI SPACE (CANTON) LIMITED | Private company limited by shares | Live Commenced dormancy on 13-Jun-2014 |
| Cantona Investment Limited | Private company limited by shares | Live |
| Cantona Logistic Limited | Private company limited by shares | Live |
| CanTone HK Limited | | Live |
| CANTONE INVESTMENT CONSULTANT CO., LIMITED | Private company limited by shares | Live |
| CANTONE CREATIVE LIMITED | Private company limited by shares | Live |
| CANTONE INDUSTRIAL (HK) CO., LIMITED | Private company limited by shares | Dissolved |
| Cantonese Age Limited | | Live |
| CantoneseStudy100 Limited | Private company limited by shares | Live |
| CANTONFAIR (HK) LIMITED | | Live |
| TIN CHUNG (CANTON-HK) TRANSPORTATION COMPANY LIMITED | Private company limited by shares | Dissolved |
| CANTON-HONG KONG SHIPPING COMPANY LIMITED | Private company limited by shares | Dissolved |
| CANTONIC LIMITED | Private company limited by shares | Dissolved |
| CANTONMAX LIMITED | Private company limited by shares | Dissolved |
| Cantonmax Trading Limited | Private company limited by shares | Live |
| CANTONS CH LIMITED | Private company limited by shares | Live |
| CANTONTRANS LIMITED | Private company limited by shares | Live |
| GUANGDONG CANTONU CABLES LIMITED | Private company limited by shares | Live |
| CANTONYEN LIMITED | Private company limited by shares | Dissolved |
| CANTOP COMPANY LIMITED | Private company limited by shares | Dissolved |
| CANTOP COMPANY LIMITED | Private company limited by shares | Dissolved |
| CANTOP LIMITED | Private company limited by shares | Live |
| FOSHAN CANTOP CERAMICS CO., LIMITED | Private company limited by shares | Live |
| CANTOP PLASTIC CO., LIMITED | Private company limited by shares | Live |
| CANTOP INTERNATIONAL (QINGDAO) CO., LIMITED | Private company limited by shares | Live |
| CANTOP CORPORATION LIMITED | Private company limited by shares | Live |
| CANTOP GROUP COMPANY LIMITED | Private company limited by shares | Dissolved |
| CANTOP HOLDING, LIMITED | Private company limited by shares | Dissolved |
| CANTOP INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| CANTOP INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| Cantop Technology Limited | Private company limited by shares | Live |
| CANTOP lighting Technology Co., Limited | | Live |
| Just CantOpera Limited | | Live |
| CANTOR LIMITED | Private company limited by shares | Dissolved |
| CANTOR LIMITED | Private company limited by shares | Dissolved |
| CANTOR INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| CANTOR INVESTMENTS LIMITED | Private company limited by shares | Live |
| CANTOR TRADE LIMITED | Private company limited by shares | Live |
| Cantorius Limited | Private company limited by shares | Live |
| CANTORMAN HK LIMITED | Private company limited by shares | Live |
| CANTORON COMPANY LIMITED | Private company limited by shares | Dissolved |
| Cantory Capital (Hong Kong) Company Limited | Private company limited by shares | Live |
| Cantos Translations Limited | Private company limited by shares | Live |
| CantoStar (Hong Kong) Limited | Private company limited by shares | Live |
| CANTOWN ENTERPRISES COMPANY LIMITED | Private company limited by shares | Dissolved |