| Disposal Limited | Private company limited by shares | Dissolved |
| PRIMACY RESIDUAL DISPOSAL CO., LIMITED | Private company limited by shares | Live |
| CHINA MAINTENANCE, WASTE DISPOSAL AND ENGINEERING SERVICES LIMITED | Private company limited by shares | Dissolved |
| SHICHENG (HK) ENVIRONMENTAL DISPOSAL CO., LIMITED | Private company limited by shares | Live |
| HONG KONG BIOHAZARD DISPOSAL LIMITED -THE- | Private company limited by shares | Dissolved |
| HONG KONG JIAJIE SEWAGE DISPOSAL LIMITED | Private company limited by shares | Dissolved |
| HONG KONG WASTE DISPOSAL ASSOCIATION LIMITED | Company limited by guarantee | Dissolved |
| WASTE DISPOSAL (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| DISPOSAL MANAGEMENT COMPANY LIMITED | Private company limited by shares | Dissolved |
| GARBAGE RESOURCE DISPOSAL INTERNATIONAL LIMITED | Private company limited by shares | Live |
| S.H. DOCUMENT DISPOSAL LIMITED | Private company limited by shares | Live |
| TIN SHING WASTE DISPOSAL LIMITED | Private company limited by shares | Dissolved |
| P.U.R.E. Disposal Solutions Limited | Private company limited by shares | Dissolved |
| WASTE DISPOSAL & COLLECT CENTER LIMITED | Private company limited by shares | Live |
| FAIR WASTE DISPOSAL LIMITED | Private company limited by shares | Dissolved |