| SOUTH COAST COMPOSITES LIMITED | Private company limited by shares | Live |
| VACTOR COMPOSITES COMPANY LIMITED | Private company limited by shares | Live |
| NATURE COMPOSITES WOOD LIMITED | Private company limited by shares | Live |
| STRATEGIC COMPOSITIES LIMITED | Private company limited by shares | Dissolved |
| CHINESE COMPOSITION RESTAURANT LIMITED | Private company limited by shares | Dissolved |
| COMPOSITOR CO., LIMITED | Private company limited by shares | Dissolved |
| COMPOSMENTIS LIMITED | Private company limited by shares | Dissolved |
| Compossa Limited | Private company limited by shares | Dissolved |
| COMPOSTAR (HONG KONG) ELECTRONIC COMPANY LIMITED | Private company limited by shares | Dissolved |
| COMPOSTAR (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| Kam Yuk Feng Organic Waste Composting Limited | Private company limited by shares | Dissolved |
| Hong Kong Community Composting Limited | Private company limited by shares | Live |
| Safe Composting Technology Limited | Private company limited by shares | Live |
| COMPOSURE LIMITED | Private company limited by shares | Dissolved |
| COMPOSURE LIMITED | Private company limited by shares | Dissolved |