| K CLEAN ENVIRONMENT LIMITED | | Live |
| NAM KEE ENVIRONMENT CLEANING LIMITED | Private company limited by shares | Dissolved |
| YAT KEI ENVIRONMENT AND CLEANING CO. LIMITED | Private company limited by shares | Dissolved |
| NEW CENTURY ENVIRONMENT CLEANING SERVICE LIMITED | Private company limited by shares | Dissolved |
| Clear Environment Co., Limited | | Live |
| CLIMATE ENVIRONMENT (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| HK ARTSTAR ENVIRONMENT ART CO., LIMITED | Private company limited by shares | Live |
| NGAR CHEE ENVIRONMENT SERVICE CO., LIMITED | Private company limited by shares | Live |
| SUS Environment (China) Investment Co., Limited | Private company limited by shares | Live |
| CHINESE WATER ECOLOGICAL ENVIRONMENT CONSTRUCTION CO., LIMITED | Private company limited by shares | Live |
| CHINA DECORATION ENVIRONMENT ART DESIGN (HK) CO., LIMITED | Private company limited by shares | Live |
| HKS ENVIRONMENT DESIGN CO., LIMITED | Private company limited by shares | Dissolved |
| HK DongYaXuan Environment Programming Co., Limited | Private company limited by shares | Live |
| COMFORT ENVIRONMENT ENGINEERING & TRADING CO., LIMITED | Private company limited by shares | Live |
| EPOCH ENVIRONMENT & TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| GREEN ENVIRONMENT CO., LIMITED | Private company limited by shares | Live |
| FIVER ENVIRONMENT GROUP CO., LIMITED | Private company limited by shares | Live |
| E20 Environment Holding Group Co., Limited | | Live |
| HANG WAI ENVIRONMENT SERVICE CO., LIMITED | Private company limited by shares | Live |
| HSHB ENVIRONMENT HOLDING CO., LIMITED | Private company limited by shares | Live |
| Huabao Environment Technology Co., Limited | | Live |
| OLYMP ENVIRONMENT PROTECTION INDUSTRY CO., LIMITED | Private company limited by shares | Live |
| MEICHENG (INT'L) CHEMICAL ENVIRONMENT EQUIPMENT CO., LIMITED | Private company limited by shares | Dissolved |
| ISRAEL ASI ENVIRONMENT PROTECTION TECHNOLOGY CO., LIMITED | Private company limited by shares | Dissolved |
| KAPPES ENVIRONMENT TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| Melodious Environment Landscape Architecture Co., Limited | Private company limited by shares | Live |
| Lvyuan Environment Group Co., Limited | Private company limited by shares | Live |
| NANKING EVERGREAT ENVIRONMENT CO., LIMITED | | Live |
| DK Environment (Asia Pacific) Co., Limited | Private company limited by shares | Live |
| CHINA TAI JI ENVIRONMENT PLANNING CO., LIMITED | Private company limited by shares | Dissolved |
| TiRay Environment Protection Technology Co., Limited | | Live |
| Runpin Environment Protection Technology Co., Limited | | Live |
| PURE ENVIRONMENT SERVICE CO., LIMITED | Private company limited by shares | Live |
| Shanghai Anray Environment Technology Co., Limited | Private company limited by shares | Live |
| HING SHING ENVIRONMENT CO., LIMITED | Private company limited by shares | Live |
| CONTIOCEAN ENVIRONMENT TECH CO., LIMITED | Private company limited by shares | Live |
| E-SOLAR ENVIRONMENT TECH CO., LIMITED | Private company limited by shares | Live |
| STANDARD ENVIRONMENT TECH CO., LIMITED | Private company limited by shares | Live |
| Qun Tai Environment Technology Co., Limited | Private company limited by shares | Dissolved |
| HK WO DE ENVIRONMENT TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| NEW FRONTIER ENVIRONMENT TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| JOHNSON ENVIRONMENT & TECHNOLOGY CO., LIMITED | Private company limited by shares | Dissolved |
| Pure Environment & Technology Co., Limited | Private company limited by shares | Live |
| HK SHUNXIN ENVIRONMENT TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| Triland Environment Technology Co., Limited | Private company limited by shares | Live |
| WANO ENVIRONMENT TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| Deutsche Thermoplus Environment Technology Co., Limited | Private company limited by shares | Live |
| Telex Environment Trading Co., Limited | Private company limited by shares | Live |
| YADI SPACE ENVIRONMENT DESIGN CO., LIMITED | Private company limited by shares | Dissolved |
| NEW ENVIRONMENT COMMUNICATION COMPANY LIMITED | Private company limited by shares | Live |
| H K ENVIRONMENT CONSTRUCTION DESIGN & RESEARCH LIMITED | Private company limited by shares | Dissolved |
| A ENVIRONMENT CONSULTANT COMPANY LIMITED | Private company limited by shares | Live |
| CHINA ENVIRONMENT ENGINEERING CONSULTANT CO. LIMITED | Private company limited by shares | Dissolved |
| ANPO ENVIRONMENT CONSULTANT AND TESTING COMPANY LIMITED | Private company limited by shares | Live |
| BH ENVIRONMENT CONSULTANTS LIMITED | Private company limited by shares | Dissolved |
| PYPUN ENVIRONMENT ENGINEERING CONSULTANTS LIMITED | Private company limited by shares | Dissolved |
| Feng Jie Environment Art Design Consultants Limited | Private company limited by shares | Dissolved |
| ENVIRONMENT ASIA CONSULTING LIMITED | Private company limited by shares | Live |
| CHINA ENVIRONMENT MANAGEMENT CONSULTING LIMITED | Private company limited by shares | Live |
| EAST ASIA ENVIRONMENT PEST CONTROL LIMITED | Private company limited by shares | Dissolved |
| SCIENTIFIC ENVIRONMENT CONTROL (HK) LIMITED | Private company limited by shares | Dissolved |
| SCIENTIFIC ENVIRONMENT CONTROL (HK) LIMITED | Private company limited by shares | Dissolved |
| SCIENTIFIC ENVIRONMENT CONTROL (HK) LIMITED | Private company limited by shares | Live |
| LI SHING ENVIRONMENT & WASTE CONTROL COMPANY LIMITED | Private company limited by shares | Live |
| COOPERATE ENVIRONMENT LIMITED | Private company limited by shares | Live |
| CORONA ENVIRONMENT LIMITED | Private company limited by shares | Live |
| SHIJIAZHUANG AQUAENJOY ENVIRONMENT CORPORATION LIMITED | Private company limited by shares | Live |
| General Environment Corporation Limited | Private company limited by shares | Dissolved |
| FIRSTLINK ENVIRONMENT (HONG KONG) CORPORATION LIMITED | Private company limited by shares | Live |
| BUSINESS ENVIRONMENT COUNCIL LIMITED | Company limited by guarantee | Live |
| Critical Environment Controls Limited | | Live |
| C-Tech Environment Limited | Private company limited by shares | Live |
| Derun Environment (Holdings) Group Co., Limited | Private company limited by shares | Live |
| G&F Environment Design Limited | Private company limited by shares | Dissolved |
| ARCHITECTURE, GRANDEUR, ENVIRONMENT DESIGN LIMITED | Private company limited by shares | Live |
| FCF ENVIRONMENT ARTISTIC DESIGN LIMITED | Private company limited by shares | Live Commenced dormancy on 08-Nov-2004 |
| BY-ARCH & ENVIRONMENT DESIGN LIMITED | Private company limited by shares | Live |
| Green Design Environment Company Limited | Private company limited by shares | Live |
| HK HUMAN HABITAT ENVIRONMENT DESIGN LIMITED | Private company limited by shares | Dissolved |
| Royal Geomancy & Environment Design Limited | | Live |
| HK REN SHAN ZHI SHUI ENVIRONMENT ART DESIGN LIMITED | Private company limited by shares | Live |
| XIN DE BAO (CHINA) ENVIRONMENT DEVELOP HOLDING LIMITED | Private company limited by shares | Live |
| Ted Environment Development Co. Limited | Private company limited by shares | Live |
| New Environment Development Limited | | Live |
| China Eco Environment Development Limited | Private company limited by shares | Live |
| China Environment Development Research Center Limited | Private company limited by shares | Live |
| Orient Environment (China) Investment Development Company Limited | Private company limited by shares | Live |
| CHINA ENVIRONMENT RESEARCH & DEVELOPMENT LIMITED | Private company limited by shares | Live |
| Chinluck Environment Development Limited | Private company limited by shares | Live |
| ZHONGCHUANG ENVIRONMENT & DEVELOPMENT GROUP CO., LIMITED | Private company limited by shares | Live |
| Hawkster Environment Development Limited | Private company limited by shares | Live |
| KINLIK ENVIRONMENT PROTECTION DEVELOPMENT CO LIMITED | Private company limited by shares | Live |
| CN ENVIRONMENT HK TECHNOLOGY DEVELOPMENT LIMITED | Private company limited by shares | Live |
| SS ENVIRONMENT TECHNOLOGY DEVELOPMENT (HK) LIMITED | Private company limited by shares | Live |
| SCIENERGY ENVIRONMENT DEVELOPMENT TRADING CO. LIMITED | Private company limited by shares | Live |
| HK Zhonghong Environment Development Limited | Private company limited by shares | Live |
| DEYI ENVIRONMENT TRADING LIMITED | Private company limited by shares | Live |
| HK DIANSHI ENVIRONMENT ART DESIGN LIMITED | Private company limited by shares | Dissolved |
| ENVIRONMENT DOCTOR LIMITED | Private company limited by shares | Live |
| Doranova Environment Technologies Limited | Private company limited by shares | Live |