| MAX CLEAN ENERGIES GROUP LIMITED | Private company limited by shares | Dissolved |
| YU TAI ENGINEERING LIMITED | Private company limited by shares | Live |
| STS Energy China Limited | Private company limited by shares | Live |
| eNano Health Limited | Private company limited by shares | Live |
| GALLOP ENTERPRISES LIMITED | Private company limited by shares | Live |
| OLLIE ENGINEERING LIMITED | Private company limited by shares | Live |
| SUNNY OCEAN ENTERPRISE LIMITED | Private company limited by shares | Live |
| LIP ENGINEERING COMPANY LIMITED | Private company limited by shares | Dissolved |
| VEGGI ENTERPRISE (CHINA) LIMITED | Private company limited by shares | Dissolved |
| Techmax Engineering Limited | Private company limited by shares | Live |
| JET STREAM ENGINEERING & MACHINERY LIMITED | Private company limited by shares | Live |
| UCC Engineering Limited | Private company limited by shares | Live |
| HIP YEE METAL ENGINEERING LIMITED | Private company limited by shares | Live |
| UNICORN ENGINEERING COMPANY LIMITED | Private company limited by shares | Dissolved |
| MAX NATURE GREEN ENERGY LIMITED | Private company limited by shares | Live |
| JUST ONE ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| FU MING CONSTRUCTION & ENGINEERING LIMITED | Private company limited by shares | Live |
| CHINA SEA ENGINEERING LIMITED | Private company limited by shares | Live |
| CHINA JOYCE ENTERPRISES LIMITED | Private company limited by shares | Live |
| WIN SUN ENTERPRISES LIMITED | Private company limited by shares | Live |
| GRAND ENTERPRISE INVESTMENT LIMITED | Private company limited by shares | Live |
| SAMUEL ENGINEERING LIMITED | Private company limited by shares | Live |
| OCEAN STAR ENGINEERING LIMITED | Private company limited by shares | Live |
| ENRICH POWER INTERNATIONAL HOLDING (HONGKONG) LIMITED | Private company limited by shares | Live |
| CONSTRUCTIVE ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| WAH CHEUK ENGINEERING (H. K) LIMITED | Private company limited by shares | Live |
| RICH GOLD ENERGY HOLDING COMPANY LIMITED | Private company limited by shares | Live |
| WISDOM LINK ENTERPRISE LIMITED | Private company limited by shares | Live |
| WAH ON ENGINEERING (ASIA) COMPANY LIMITED | Private company limited by shares | Dissolved |
| TOPSINO ENTERPRISES LIMITED | Private company limited by shares | Live |
| TOP DYNASTY ENTERPRISES LIMITED | Private company limited by shares | Live |
| GRAND CHAMPION ENTERPRISES LIMITED | Private company limited by shares | Live |
| SAIL ENGINEERING LIMITED | Private company limited by shares | Live |
| EAST MARK ENTERPRISES LIMITED | Private company limited by shares | Live |
| FIRST VIEW ENTERPRISES LIMITED | Private company limited by shares | Live |
| ALGREEN ENERGY CO., LIMITED | Private company limited by shares | Dissolved |
| CHUNG TAI ENGINEERING CO. LIMITED | Private company limited by shares | Live |
| ELAC ENTERPRISES LIMITED | Private company limited by shares | Live |
| LIBERTY ENERGY LIMITED | Private company limited by shares | Live |
| SAM IP ENGINEERING LIMITED | Private company limited by shares | Live |
| ENRICHTECH (HK) ELECTRONICS TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| Shin Yang Envirotech Co., Limited | Private company limited by shares | Live |
| WINGATE ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| EVER TREASURE ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| GLORY CREATION ENGINEERING LIMITED | Private company limited by shares | Live |
| BIU TAT ENGINEERING (HONG KONG) COMPANY LIMITED | Private company limited by shares | Live |
| KAM WAH ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| GOLDEN FAIR ENVIRONMENT LIMITED | Private company limited by shares | Live |
| BEST STANDARD ENTERPRISES LIMITED | Private company limited by shares | Live |
| FAME HONEST ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| Association of Hong Kong Entrepreneurs Limited -The- | Company limited by guarantee | Live |
| JOW GROUP (ENGLAND) LIMITED | Private company limited by shares | Dissolved |
| GRACE CONCORD ENTERPRISES LIMITED | Private company limited by shares | Live |
| CHINA ENERGY MANAGEMENT INVESTMENT LIMITED | Private company limited by shares | Live |
| EASTERN ENERGY RESOURCES LIMITED | Private company limited by shares | Dissolved |
| Rietech New Energy Investments Co., Limited | Private company limited by shares | Live |
| Glenealy Enterprise Limited | Private company limited by shares | Live |
| GREEN VIEW ENGINEERING LIMITED | Private company limited by shares | Live |
| TIN HANG ENVIRONMENTAL COMPANY LIMITED | Private company limited by shares | Live |
| CHINA SOLAR ENERGY INVESTMENT LIMITED | Private company limited by shares | Live |
| ALECK-TECH ENGINEERING LIMITED | Private company limited by shares | Live |
| CTI Energy Products Limited | Private company limited by shares | Dissolved |
| Hidili New Energy Co., Limited | Private company limited by shares | Live |
| GAIN WEALTH ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| NUTECH ENERGY LIMITED | Private company limited by shares | Dissolved |
| POTENT ENERGY GROUP LIMITED | Private company limited by shares | Live |
| Kimax Enterprise Limited | Private company limited by shares | Live |
| ENERGYAXA LIMITED | Private company limited by shares | Live |
| OCEAN FIRST DESIGN & ENGINEERING LIMITED | Private company limited by shares | Live |
| CHUNG WAH KITCHEN & REFRIGERATION ENGINEERING CO. LIMITED | Private company limited by shares | Live |
| ENERGENICS LIMITED | Private company limited by shares | Dissolved |
| WINCO ENGINEERING LIMITED | Private company limited by shares | Live |
| CnC Enhancement Limited | Private company limited by shares | Live |
| NEW CONTINENT ENERGY LIMITED | Private company limited by shares | Live |
| CHAMPION (ASIA) ENGINEERING COMPANY LIMITED | Private company limited by shares | Dissolved |
| Patterson Energies Holdings Limited | Private company limited by shares | Live Commenced dormancy on 27-Aug-2012 |
| TUNG FAI ENVIRONMENTAL ENGINEERING CO., LIMITED | Private company limited by shares | Live |
| Petrochemical Engineering (Hong Kong) Limited | Private company limited by shares | Live |
| JN SOLAR ENERGY LIMITED | Private company limited by shares | Dissolved |
| EBO ONLINE ENTERTAINMENT TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| WAI YIN ENGINEERING LIMITED | Private company limited by shares | Live |
| CHINA ENERGY CONSTRUCTION LIMITED | Private company limited by shares | Live |
| Rocky Energy (Hong Kong) Limited | Private company limited by shares | Dissolved |
| CHI-KAI ENVIRONMENTAL SERVICE COMPANY LIMITED | Private company limited by shares | Live |
| WELMONT ENERGY COMPANY LIMITED | Private company limited by shares | Live |
| POLARIS ENGINEERING LIMITED | Private company limited by shares | Live |
| ENDA ELECTRONIC (HONG KONG) CO., LIMITED | Private company limited by shares | Live |
| BAUTECH ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| ENRICH OCEAN LIMITED | Private company limited by shares | Live |
| CHINA AMERICAN ENVIRONMENTAL RESOURCES TECHNOLOGY COMPANY LIMITED | Private company limited by shares | Live |
| ALLY POWER ENERGY GROUP HOLDING LIMITED | Private company limited by shares | Dissolved |
| ENRICHING FORCE INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| HO WAH MACHINERY ENGINEERING CO., LIMITED | Private company limited by shares | Live |
| HO WAH WELDING ENGINEERING CO., LIMITED | Private company limited by shares | Live |
| BY ENTERPRISES LIMITED | Private company limited by shares | Live |
| CREATIVE PINE ENTERPRISE LIMITED | Private company limited by shares | Live |
| GREENFIELD ENVIRONMENT LIMITED | Private company limited by shares | Live |
| South Capital Engineering Company Limited | Private company limited by shares | Live |
| ERA SYSTEM ENGINEERING LIMITED | Private company limited by shares | Live |
| HONG KONG ENDONG TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |