| JINTAI ENGINEERING CO., LIMITED | Private company limited by shares | Live |
| ECO Enviro Technologies International Limited | Private company limited by shares | Live |
| Mandiri Energy Trading Limited | Private company limited by shares | Live |
| KINGSMIND ENGINEERING LIMITED | Private company limited by shares | Live |
| WIA ENTERPRISE LIMITED | Private company limited by shares | Live |
| KDD ENTERPRISE LIMITED | Private company limited by shares | Live |
| HARVEST VIEW ENGINEERING (HONG KONG) LIMITED | Private company limited by shares | Live |
| FAATMAN ENTERTAINMENT LIMITED | Private company limited by shares | Live |
| NEW LEGO ELECT. MECH. ENGINEERING LIMITED | Private company limited by shares | Live |
| HQA New Energy Tech Limited | Private company limited by shares | Live |
| JIA YUAN ENVIRONMENTAL PROTECTION TECHNOLOGY LIMITED | Private company limited by shares | Live |
| KAY PO ENGINEERING LIMITED | Private company limited by shares | Live |
| Global Honest Enterprises Limited | Private company limited by shares | Live |
| WING SENG ENGINEERING LIMITED | Private company limited by shares | Live |
| ACE ENERGY LIMITED | Private company limited by shares | Live |
| LONG DAY ENVIRONMENTAL GREENING LIMITED | Private company limited by shares | Live |
| M&W ENTERPRISE LIMITED | Private company limited by shares | Live |
| KA WO ENGINEERING (HONG KONG) COMPANY LIMITED | Private company limited by shares | Live |
| EMERALD ENTERPRISE CO LIMITED | Private company limited by shares | Live |
| EN-SS LIMITED | Private company limited by shares | Live |
| JING RUN MARITIME ENVIRONMENTAL TECHNOLOGY LIMITED | Private company limited by shares | Live |
| MAN TAT ELECTRICAL & MECHANICAL ENGINEERING LIMITED | Private company limited by shares | Live |
| SKY MARINE ENGINEERING LIMITED | Private company limited by shares | Live |
| VALIDA SOLAR ENERGY TECHNOLOGY COMPANY LIMITED | Private company limited by shares | Live |
| Atoms Engineering Limited | Private company limited by shares | Live |
| ON TARGET ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| YIK FAI ENGINEERING LIMITED | Private company limited by shares | Live |
| DU FU ENGINEERING LIMITED | Private company limited by shares | Live |
| QUEENPRODUCT ENTERPRISE COMPANY LIMITED | Private company limited by shares | Live |
| MYRIAD ENLIGHT CAPITAL LIMITED | Private company limited by shares | Live |
| ESSER 770 ENTERPRISES LIMITED | Private company limited by shares | Live |
| AUROREAN ENERGY HOLDING LIMITED | Private company limited by shares | Live |
| KONG KEI ENGINEERING LIMITED | Private company limited by shares | Live |
| FU LEUNG ENGINEERING LIMITED | Private company limited by shares | Live |
| Mentech Engineering Company Limited | Private company limited by shares | Dissolved |
| Kam Yung Construction & Engineering Limited | Private company limited by shares | Live |
| DELTA BRAVO HK - ENVIRONMENT CARE EQUIPMENT LIMITED | Private company limited by shares | Live |
| VAKES ENERGY GROUP (USA) LIMITED | Private company limited by shares | Live |
| CCM Engineering Company Limited | Private company limited by shares | Live |
| Endison Company Limited | Private company limited by shares | Live |
| HOP CHUNG DRILL CUT ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| Pak Ngai Electrical And Mechanical Engineering Co. Limited | Private company limited by shares | Live |
| RISE ART EXHIBITION ENGINEERING LIMITED | Private company limited by shares | Live |
| TRUSTY DESIGN ENGINEERING LIMITED | Private company limited by shares | Live |
| Green Vision Environmental Limited | Private company limited by shares | Dissolved |
| InnoGreen Environmental Engineering Limited | Private company limited by shares | Dissolved |
| LIK PO CONSTRUCTION ENGINEERING LIMITED | Private company limited by shares | Live |
| Gai Ngai Environmental Care Limited | Private company limited by shares | Live |
| ENDOMEDTEC LIMITED | Private company limited by shares | Live |
| Sky Construction Engineering Limited | Private company limited by shares | Live |
| Umer Enterprises Limited | Private company limited by shares | Live |
| ENSSAGING LIMITED | Private company limited by shares | Live |
| CREATIVE PRIZE ENTERPRISE LIMITED | Private company limited by shares | Live |
| EOS ENTERPRISES LIMITED | Private company limited by shares | Live |
| 2AM DESIGN & ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| ENEKIA LIMITED | Private company limited by shares | Live |
| Entership Limited | Private company limited by shares | Live |
| NIL ENTERPRISE LIMITED | Private company limited by shares | Live |
| CROWN WIN CONSTRUCTION ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| ENERGY ZONE LIMITED | Private company limited by shares | Live |
| CS AIR CONDITIONING ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| ENRICH JOY LIMITED | Private company limited by shares | Live |
| LUX ENERGY SOLUTION CO., LIMITED | Private company limited by shares | Live |
| HK LK NEW ENERGY HOLDING GROUP LIMITED | Private company limited by shares | Live |
| Sino-Global Energy Group Limited | Private company limited by shares | Live |
| YUEN LUNG ENTERPRISE LIMITED | Private company limited by shares | Live |
| S And H Engineering Co. Limited | Private company limited by shares | Live |
| MING KEE ENVIRONMENTAL RECYCLING LIMITED | Private company limited by shares | Live |
| ENG. T. ENGINEERING LIMITED | Private company limited by shares | Live |
| ENSIN GROUP (HONGKONG) CO., LIMITED | Private company limited by shares | Live |
| SHUI HONG WAH (HONG KONG) ENVIRONMENTAL TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| EMPIRE-GURKHAS ENGINEERING CO. LIMITED | Private company limited by shares | Live |
| 28Sign Engineering Limited | Private company limited by shares | Live |
| FOOTLOOSE ENTREPRENEUR LIMITED | Private company limited by shares | Live |
| Enova Hong Kong Limited | Private company limited by shares | Live |
| D.W RECYCLING ENERGY TECHNOLOGY HOLDING LIMITED | Private company limited by shares | Live |
| Villo Environment Technology Limited | Private company limited by shares | Dissolved |
| Neptune New Energy Investment Management Limited | Private company limited by shares | Live |
| HST Energy Co., Limited | Private company limited by shares | Live |
| Mc D ENGINEERING LIMITED | Private company limited by shares | Live |
| HK HAODA ENVIRONMENTAL PROTECTION EQUIPMENT LIMITED | Private company limited by shares | Live |
| MD Enterprises Limited | Private company limited by shares | Dissolved |
| Shenzhen Smart Energy Co., Limited | Private company limited by shares | Live |
| Golden State Environment Services Company Limited | Private company limited by shares | Live |
| Oriental Construction Engineering (Hong Kong) Company Limited | Private company limited by shares | Live |
| JOR ENTERPRISES LIMITED | Private company limited by shares | Live |
| HU CONG ENGINEERING LIMITED | Private company limited by shares | Live |
| BAC ENERGY LIMITED | Private company limited by shares | Live |
| NEXT ENERGY SOLUTIONS LIMITED | Private company limited by shares | Live |
| AM ENLIGHTENMENT LIMITED | Private company limited by shares | Live |
| Hong Kong GreenNovo Environment Technology Limited | Private company limited by shares | Live |
| Tongsheng Engineering Company Limited | Private company limited by shares | Live |
| TH ENERGY TECHNOLOGY HK LIMITED | Private company limited by shares | Live |
| DRAGON ACE ENGINEERING LIMITED | Private company limited by shares | Live |
| CWP Energy Asia Limited | Private company limited by shares | Live |
| TRINITY MOTOR ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| EAST BEST ENGINEERING LIMITED | Private company limited by shares | Live |
| FANCY DRAGON ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| GRAND BEST ENGINEERING LIMITED | Private company limited by shares | Live |
| FORTUNE NICE ENTERPRISES LIMITED | Private company limited by shares | Live |