| ENERGREEN ENVIRONMENTAL CONSULTING SERVICES LIMITED | Private company limited by shares | Dissolved |
| LY-LI-HI ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| ENERSAVE LIMITED | Private company limited by shares | Dissolved |
| LEAD SUCCESS MACHINERY & ENGINEERING LIMITED | Private company limited by shares | Live |
| PAN KEE ENGINEERING CO. LIMITED | Private company limited by shares | Live |
| KEY POINT ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| GLOBAL ENGINEERING (ASIA) LIMITED | Private company limited by shares | Dissolved |
| EXCEL ENERGY LIMITED | Private company limited by shares | Dissolved |
| YIK MING ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| KONG ENERGY LIMITED | Private company limited by shares | Live |
| UNITED MARBLE ENGINEERING LIMITED | Private company limited by shares | Live |
| ENGA LIMITED | Private company limited by shares | Dissolved |
| ENNIO DRESS (HONG KONG) COMPANY LIMITED | Private company limited by shares | Dissolved |
| HON MAN ENVIRONMENTAL TRADING COMPANY LIMITED | Private company limited by shares | Live |
| AMF Enterprise Limited | Private company limited by shares | Live |
| JAPAN SYZ ENGINE CO., LIMITED | Private company limited by shares | Live |
| CHUNG NAM ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| KONG YU ENTERPRISES COMPANY LIMITED | Private company limited by shares | Live |
| WANG TUNG ENGINEERING LIMITED | Private company limited by shares | Live |
| CTL Engineering & Trading Company Limited | Private company limited by shares | Live |
| MORE TALENT ENTERPRISE LIMITED | Private company limited by shares | Live |
| LUCKY ENERGY SERVICE LIMITED | Private company limited by shares | Dissolved |
| TIM LEE CONSTRUCTION ENGINEERING CO., LIMITED | Private company limited by shares | Live |
| ABLE SOLUTIONS ENGINEERING LIMITED | Private company limited by shares | Live |
| MEGA HONEST ENTERPRISE LIMITED | Private company limited by shares | Live |
| ENJOY MUSIC (HK) COMPANY LIMITED | Private company limited by shares | Dissolved |
| TAK SUN WOOD WORKS ENGINEERING LIMITED | Private company limited by shares | Live |
| LUCK SEA ENTERPRISE LIMITED | Private company limited by shares | Live |
| MEGA JOY ENGINEERING LIMITED | Private company limited by shares | Live |
| MORAL SMART ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| MORE WISE ENTERPRISE LIMITED | Private company limited by shares | Dissolved |
| POWER CREATION ENGINEERING LIMITED | Private company limited by shares | Live |
| FINE HONEST ENTERPRISE LIMITED | Private company limited by shares | Dissolved |
| OPTIMUM ENERGY COMPANY LIMITED | Private company limited by shares | Dissolved |
| YOUNG & SHINING ENTERPRISE COMPANY LIMITED | Private company limited by shares | Dissolved |
| WEALTH STAR CONSTRUCTION ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| HUNTECH ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| MOON KEE ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| CROWN FAME CONSTRUCTION ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| MASTER BEST CONSTRUCTION ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| CHINA ERA ENERGY POWER INVESTMENT LIMITED | Private company limited by shares | Live |
| GREENWOOD ENVIRONMENTAL LIMITED | Private company limited by shares | Dissolved |
| LONG CAPITAL ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| Asiamark Energy Limited | Private company limited by shares | Dissolved |
| ENERGY RESOURCE INVESTMENT LIMITED | Private company limited by shares | Live |
| SHINING ENTERPRISE LIMITED | Private company limited by shares | Live |
| RICH SURPLUS ENGINEERING LIMITED | Private company limited by shares | Live |
| WONDER WAY ENTERPRISE CO., LIMITED | Private company limited by shares | Live |
| ENTRUST INDUSTRIAL (HONG KONG) LIMITED | Private company limited by shares | Live |
| ENTRUST INVESTMENT (HONG KONG) LIMITED | Private company limited by shares | Live |
| CCEC MECHANICAL AND ELECTRICAL ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| ENCANTO COLLECTION LIMITED | Private company limited by shares | Dissolved |
| BLUE-OCEAN ENVIRONMENT INVESTMENT HOLDING COMPANY LIMITED | Private company limited by shares | Live |
| FAI IN ENVIRONMENTAL SERVICE LIMITED | Private company limited by shares | Live |
| Golden Environment Protection International Limited | Private company limited by shares | Dissolved |
| Castle Environment Protection International Limited | Private company limited by shares | Dissolved |
| T & L ENGINEERING CO. LIMITED | Private company limited by shares | Live Commenced dormancy on 22-Oct-2009 |
| INTONE ENTERPRISES LIMITED | Private company limited by shares | Live |
| SKY TIME ENGINEERING LIMITED | Private company limited by shares | Live |
| ENGINE TECHNOLOGY (H.K.) LIMITED | Private company limited by shares | Live |
| CREATIVE GALLERY PRODUCTION ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| TONG KA ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| 4A ENTERTAINMENT LIMITED | Private company limited by shares | Dissolved |
| E & M ENTERPRISE LIMITED | Private company limited by shares | Live |
| JC ENTERPRISES LIMITED | Private company limited by shares | Live |
| CHINA DRAGON ENTERPRISE INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| LE GRANDEUR ENVIRONMENTAL PROTECTION LIMITED | Private company limited by shares | Live |
| PRUDENTIAL ENGINEERING CO LIMITED | Private company limited by shares | Live |
| ENCOUNTERS LIMITED | Private company limited by shares | Dissolved |
| ENRICH STAR LIMITED | Private company limited by shares | Live |
| SUN LEE FURNITURE ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| JETTA HYDRAULIC ENGINEERING CO., LIMITED | Private company limited by shares | Dissolved |
| Ngai Kwan Engineering Company Limited | Private company limited by shares | Live |
| Work-Hard Engineering Company Limited | Private company limited by shares | Dissolved |
| SPRING SPARKLE ENERGY-SAVE LIMITED | Private company limited by shares | Dissolved |
| HON'S ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| EVERMATE ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| OCEAN ONE ENTERPRISE LIMITED | Private company limited by shares | Live |
| BLACK ENERGY RESOURCES LIMITED | Private company limited by shares | Dissolved |
| CHK ENTERPRISES LIMITED | Private company limited by shares | Live |
| EXCELLENT TARGET ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| ENTRUST MANUFACTORY LIMITED | Private company limited by shares | Live |
| WIN PAK ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| ENEO COMPANY LIMITED | Private company limited by shares | Dissolved |
| ENODIOS LIMITED | Private company limited by shares | Dissolved |
| The9 Digital Entertainment Limited | Private company limited by shares | Live |
| GRAND DESIGN ENTERPRISE LIMITED | Private company limited by shares | Dissolved |
| SAHARA ENERGIES LIMITED | Private company limited by shares | Dissolved |
| YIK SUN TECHNOLOGY ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| SUNTEAM WATSON ENVIRONMENTAL LIMITED | Private company limited by shares | Dissolved |
| WAH YEUNG ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| VOLY SIGN MATERIALS ENTERPRISES LIMITED | Private company limited by shares | Live |
| A&C ENTERPRISE COMPANY LIMITED | Private company limited by shares | Dissolved |
| ENTERS LIMITED | Private company limited by shares | Dissolved |
| UNICORN ENTERPRISE LIMITED | Private company limited by shares | Live |
| WING YEE ELECTRICAL ENGINEERING LIMITED | Private company limited by shares | Live |
| ENVIROTECH COMPANY LIMITED | Private company limited by shares | Live |
| SECURED ENVIRONMENT COMPANY LIMITED | Private company limited by shares | Dissolved |
| Legend (Welding) Engineering Company Limited | Private company limited by shares | Live |
| CHINA DAQI ENTERPRISES LIMITED | Private company limited by shares | Dissolved |