| Design By Environmental Research Limited | | Live |
| Devon Environmental Technology Limited | Private company limited by shares | Live |
| CENTRAL DISHWARE ENVIRONMENTAL CLEANING AND STERILIZING LIMITED | Private company limited by shares | Dissolved |
| Dominate environmental protection International Limited | Private company limited by shares | Live |
| DOMINIC ENVIRONMENTAL TECHNOLOGY (CHINA) LIMITED | Private company limited by shares | Live |
| DONGJIANG ENVIRONMENTAL (HK) CO., LIMITED | Private company limited by shares | Live |
| Dunton Environmental (HK) Limited | Private company limited by shares | Live |
| DUNWELL ENVIRONMENTAL MANAGEMENT COMPANY LIMITED | Private company limited by shares | Live |
| Earth-Tech Environmental Investment Limited | Private company limited by shares | Live |
| EASE ENVIRONMENTAL COMPANY LIMITED | Private company limited by shares | Live |
| RICH EASE ENVIRONMENTAL PROTECTION CO., LIMITED | Private company limited by shares | Live |
| Environmental Solutions Far East Limited | Private company limited by shares | Live |
| Eastern Environmental Limited | Private company limited by shares | Live |
| Road Butler Environmental Protection Ecological Technology Company Limited | | Live |
| China Ecological Environmental Protection Association Limited | Private company limited by shares | Live |
| China Environmental Protection and Ecological Governance Limited | Private company limited by shares | Live |
| Wai Tin Ecology and Environmental Protection Research Limited | | Live |
| Ecota Environmental Limited | Private company limited by shares | Live |
| ECOTA ENVIRONMENTAL TECHNOLOGY (H.K) CO, LIMITED | Private company limited by shares | Live Commenced dormancy on 14-Jan-2016 |
| ECOVIEW ENVIRONMENTAL TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| CHINESE ENVIRONMENTAL & EDUCATION FOUNDATION LIMITED | Company limited by guarantee | Dissolved |
| ENDEAVOUR ENVIRONMENTAL EDUCATION FOUNDATION LIMITED | Company limited by guarantee | Live |
| Ha Pak Nai Environmental Education Fund Limited | Private company limited by shares | Live |
| LOVHOME Environmental Education Foundation Limited | | Live |
| HK ENVIRONMENTAL ELECTRICAL APPLIANCE LIMITED | | Live |
| CHUNG KIN ELECTRONICS & ENVIRONMENTAL LIMITED | Private company limited by shares | Dissolved |
| Electropure Environmental Company Limited | Private company limited by shares | Live |
| ELITE ENVIRONMENTAL SOLUTIONS LIMITED | Private company limited by shares | Live |
| YI AN ENVIRONMENTAL NEW ENERGY COMPANY LIMITED | Private company limited by shares | Dissolved |
| SKY ENVIRONMENTAL ENERGY LIMITED | Private company limited by shares | Dissolved |
| ASIA ENVIRONMENTAL ENERGY LIMITED | Private company limited by shares | Dissolved |
| Biomax Environmental Energy Limited | Private company limited by shares | Live |
| ECO Environmental Energy (China) Limited | Private company limited by shares | Live |
| CHINA ENERGY OF ENVIRONMENTAL TECHNOLOGY ACADEME LIMITED | Private company limited by shares | Live |
| CHINA ENVIRONMENTAL ENERGY GROUP CO., LIMITED | Private company limited by shares | Live |
| China Energy Environmental International Group Limited | Private company limited by shares | Live |
| CHINA ENVIRONMENTAL ENERGY (INTERNATIONAL) LIMITED | Private company limited by shares | Dissolved |
| CHINA ENERGY AND ENVIRONMENTAL TECHNOLOGY LIMITED | Private company limited by shares | Live |
| HK ENVIRONMENTAL ENERGY CO., LIMITED | Private company limited by shares | Live |
| Bosi Environmental Energy Co., Limited | | Live |
| TIM WAI ENVIRONMENTAL POWER ENERGY CO., LIMITED | Private company limited by shares | Dissolved |
| DAZHONGHUA ENVIRONMENTAL ENERGY INVESTMENT LIMITED | Private company limited by shares | Live |
| FINE SUCCESS NEW ENERGY ENVIRONMENTAL TECHNOLOGICAL COMPANY LIMITED | Private company limited by shares | Live |
| Global Environmental Energy Corp Limited | Private company limited by shares | Dissolved |
| Green Environmental Energy Fund Limited | Private company limited by shares | Live |
| Greens Energy Environmental (Baicheng) Limited | Private company limited by shares | Live |
| DAZHONGHUA ENVIRONMENTAL ENERGY INVESTMENT (GROUP) LIMITED | Private company limited by shares | Dissolved |
| Environmental Energy Investment Group Co., Limited | | Live |
| CHINA ENVIRONMENTAL & NEW ENERGY INDUSTRIAL GROUP LIMITED | Private company limited by shares | Live |
| ENVIRONMENTAL AND ENERGY INDUSTRY LIMITED | Private company limited by shares | Live |
| ENVIRONMENTAL & INTERNAL ENERGY MANAGEMENT LIMITED | Private company limited by shares | Live |
| Asia Environmental Energy Investment Limited | Private company limited by shares | Dissolved |
| HOI LAP ENVIRONMENTAL ENERGY (HK) INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| Telemax Environmental and Energy Management Limited | Private company limited by shares | Live |
| TELEMAX ENVIRONMENTAL AND ENERGY MANAGEMENT INTERNATIONAL LIMITED | Private company limited by shares | Live |
| ORKNEY ENVIRONMENTAL ENERGY LIMITED | Private company limited by shares | Dissolved |
| Greens Energy Environmental (Pingxiang) Limited | Private company limited by shares | Live |
| CHANGHONGTAI ENVIRONMENTAL PROTECTION ENERGY LIMITED | Private company limited by shares | Live |
| CHINA ENVIRONMENTAL PROTECTION NEW ENERGY COMPANY LIMITED | Private company limited by shares | Live |
| China Energy and Environmental Protection Foundation Limited | Private company limited by shares | Live |
| CHINA ENERGY AND ENVIRONMENTAL PROTECTION GROUP LIMITED | Private company limited by shares | Dissolved |
| CHINA ENVIRONMENTAL PROTECTION NEW ENERGY GROUP LIMITED | Private company limited by shares | Dissolved |
| CHINA ENERGY & ENVIRONMENTAL PROTECTION GROUP LIMITED | Private company limited by shares | Live |
| China Energy Environmental Protection (HK) Limited | Private company limited by shares | Live |
| CENTURY ENVIRONMENTAL PROTECTION ENERGY CO., LIMITED | Private company limited by shares | Live |
| Solar Energy& Environmental protection Company Limited | Private company limited by shares | Live |
| SINGAPORE XUNWEISI NEW ENERGY ENVIRONMENTAL PROTECTION LIMITED | Private company limited by shares | Live |
| ZHONGWEI ENERGY & ENVIRONMENTAL PROTECTION LIMITED | Private company limited by shares | Dissolved |
| ENVIRONMENTAL CITY RENEWABLE ENERGY LIMITED | Private company limited by shares | Live |
| Riche Environmental Energy Limited | Private company limited by shares | Live |
| HK Yun Zhi Li Cheng Energy Saving & Environmental Technology Company Limited | Private company limited by shares | Live |
| ZHONGGANGXIN ENERGY ENVIRONMENTAL SERVICE LIMITED | Private company limited by shares | Live |
| Energy & Environmental Solutions Company Limited | Private company limited by shares | Live |
| PINCHUANG ENERGY AND ENVIRONMENTAL SOLUTIONS LIMITED | Private company limited by shares | Live |
| SUNSHINE ENVIRONMENTAL ENERGY LIMITED | | Live |
| ENERGY & ENVIRONMENTAL TECHNOLOGIES CO. LIMITED | Private company limited by shares | Dissolved |
| NEW ENERGY ENVIRONMENTAL TECHNOLOGY LIMITED | Private company limited by shares | Live |
| Lee Tak Environmental Energy Technology Limited | | Live |
| NEW ENERGY ENVIRONMENTAL TECHNOLOGY (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| KK TECHNOLOGY OF ENVIRONMENTAL AND ENERGY SAVING LIMITED | Private company limited by shares | Dissolved |
| Winbase Energy Environmental Technology Limited | Private company limited by shares | Live |
| TECHSOURCE ENERGY & ENVIRONMENTAL CORPORATION LIMITED | Private company limited by shares | Live |
| W.Y. ENVIRONMENTAL ENERGY LIMITED | | Live |
| DNG ENERGYSAVING ENVIRONMENTAL GROUP LIMITED | Private company limited by shares | Dissolved |
| Yiu Shin Environmental Engagement Co Limited | Private company limited by shares | Live |
| TAI KEE ENVIRONMENTAL ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| BIS ENVIRONMENTAL ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| KIT SUN ENVIRONMENTAL ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| KAN KEE ENVIRONMENTAL ENGINEERING LIMITED | Private company limited by shares | Live |
| TIN HA ENVIRONMENTAL ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| GAS ENVIRONMENTAL ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| H Q Environmental Engineering Limited | Private company limited by shares | Dissolved |
| Tak Po Environmental Engineering Limited | Private company limited by shares | Live |
| JPH ENVIRONMENTAL ENGINEERING LIMITED | Private company limited by shares | Live |
| LCC ENVIRONMENTAL ENGINEERING LIMITED | Private company limited by shares | Live |
| TAI TAT ENVIRONMENTAL ENGINEERING LIMITED | Private company limited by shares | Live |
| KLP Environmental Engineering Limited | Private company limited by shares | Live |
| Tai Ran Environmental Engineering Company Limited | Private company limited by shares | Live |
| CF ENVIRONMENTAL ENGINEERING LIMITED | Private company limited by shares | Live |
| ACE ENVIRONMENTAL ENGINEERING LIMITED | Private company limited by shares | Live |