| Treble Beef Company Limited | Private company limited by shares | Live |
| TREBLE ENERGY BUILDING CONSTRUCTION LIMITED | Private company limited by shares | Dissolved |
| TREBLE CHAMPION LIMITED | | Live |
| HONG KONG TREBLE CHOIR LIMITED | Company limited by guarantee | Live |
| TREBLE IMPEX CO., LIMITED | Private company limited by shares | Live |
| Treble M Trading Co., Limited | Private company limited by shares | Live |
| TREBLE CONE LIMITED | Private company limited by shares | Dissolved |
| TREBLE MANAGEMENT CONSULTANTS CO., LIMITED | Private company limited by shares | Dissolved |
| TREBLE GOLD DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| TREBLE MASTER DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| TREBLE FUND LIMITED | Private company limited by shares | Dissolved |
| TREBLE FUND INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| TREBLE GAIN LIMITED | Private company limited by shares | Dissolved |
| TREBLE HOLDING (GROUP) LIMITED | Private company limited by shares | Dissolved |
| TREBLE HARD COMPANY LIMITED | Private company limited by shares | Dissolved |
| TREBLE HIGH LIMITED | Private company limited by shares | Dissolved |
| TREBLE (HOLDINGS) LIMITED | Private company limited by shares | Dissolved |
| HONG KONG TREBLE CHOIRS' ASSOCIATION LIMITED | Company limited by guarantee | Live |
| HONG KONG TREBLE TREASURE LIMITED | Private company limited by shares | Dissolved |
| TREBLE SEA INFORMATION TECHNOLOGY COMPANY LIMITED | Private company limited by shares | Live |
| Treble E International Limited | Private company limited by shares | Live |
| TREBLE MASTER INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| TREBLE TECHNOLOGY INTERNATIONAL (HOLDINGS) GROUP LIMITED | Private company limited by shares | Dissolved |
| GREAT TREBLE INT'L (H.K.) GROUP LIMITED | Private company limited by shares | Dissolved |
| TREBLE MASTER LIMITED | Private company limited by shares | Dissolved |
| TREBLE MASTER INVESTMENT LIMITED | Private company limited by shares | Live |
| TREBLE MORE LIMITED | Private company limited by shares | Live |
| TREBLE NICE LIMITED | Private company limited by shares | Dissolved |
| TREBLE PAPER COMPANY LIMITED | Private company limited by shares | Live |
| TREBLE REGAL LIMITED | Private company limited by shares | Dissolved |
| TREBLE RICH COMPANY LIMITED | Private company limited by shares | Dissolved |
| Treble Electronic Technology Co., Limited | Private company limited by shares | Live |
| TREBLE TRADING COMPANY LIMITED | Private company limited by shares | Dissolved |
| TREBLE & TRIPLE LIMITED | Private company limited by shares | Live |
| TREBLE VICTORY LIMITED | Private company limited by shares | Live |
| TREBLE WELL LIMITED | Private company limited by shares | Live |
| Treblebass Limited | Private company limited by shares | Live |
| TREBLELETTE LIMITED | Private company limited by shares | Dissolved |