| FU KEUNG ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| YAT KEI ENVIRONMENT AND CLEANING CO. LIMITED | Private company limited by shares | Dissolved |
| EXACT WATERPROOF ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| BIG DOG ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| DI MEI INTERNATIONAL GROUP ENVIRONMENT TECHNOLOGY (CHINA) LIMITED | Private company limited by shares | Live |
| HONEST ENERGY LIMITED | Private company limited by shares | Dissolved |
| EASTERN ENERGY LIMITED | Private company limited by shares | Dissolved |
| CHONG BIN ENGINEERING LIMITED | Private company limited by shares | Live |
| BEST TEAM ENTERTAINMENT LIMITED | Private company limited by shares | Live |
| CA New Energy Limited | Private company limited by shares | Dissolved |
| B&Y ENGINEERING CONSULTANCY COMPANY LIMITED | Private company limited by shares | Dissolved |
| OPENING ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| CHUNG YIP CONSTRUCTIONS ENGINEERING LIMITED | Private company limited by shares | Live |
| ATON ENERGY LIMITED | Private company limited by shares | Live |
| GASPE ENERGY LIMITED | Private company limited by shares | Dissolved |
| D.J ENTERPRISE LIMITED | Private company limited by shares | Dissolved |
| TAT FOR ENGINEERING LIMITED | Private company limited by shares | Live |
| KWAI SON (ENGINEERING) COMPANY LIMITED | Private company limited by shares | Live |
| CNC ENTERTAINMENT COMPANY LIMITED | Private company limited by shares | Dissolved |
| MING KEE CONSTRUCTION (STEELWORK) ENGINEERING LIMITED | Private company limited by shares | Live |
| ENZO INTERNATIONAL LIMITED | Private company limited by shares | Live |
| MING SUN (F.S.) ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| Enzus Limited | Private company limited by shares | Dissolved |
| SKY CENTURY ENTERPRISES COMPANY LIMITED | Private company limited by shares | Live |
| GDP ENGINEERING CONSULTANCY LIMITED | Private company limited by shares | Live Commenced dormancy on 30-Mar-2015 |
| NKC ENTERPRISES LIMITED | Private company limited by shares | Live |
| GLOBAL NEW ENERGY LIMITED | Private company limited by shares | Dissolved |
| SUN WAN ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| HONG KONG SAI KEE ENVIRONMENTAL ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| CHINA CAPITAL ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| DRAGON BASE ENTERPRISES LIMITED | Private company limited by shares | Live |
| CHARM POINT ENTERPRISES LIMITED | Private company limited by shares | Live |
| A & L ENTERPRISE LIMITED | Private company limited by shares | Live |
| FU ON E&M ENGINEERING LIMITED | Private company limited by shares | Live |
| EXPO ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| CHINAWIDE ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| Energy & Environmental Solutions Company Limited | Private company limited by shares | Live |
| ENERGY RESOURCES GROUP LIMITED | Private company limited by shares | Live |
| A&G ENTERPRISE COMPANY LIMITED | Private company limited by shares | Dissolved |
| FIRST ASIA ENTERPRISES GROUP LIMITED | Private company limited by shares | Dissolved |
| MING SING ENVIRONMENT ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| EMPEROR ENGINEERING PROJECTS LIMITED | Private company limited by shares | Dissolved |
| FORTHRIGHT TECHNOLOGY ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| Enriching Gifts Worldwide Limited | Private company limited by shares | Dissolved |
| Eel Enterprises Limited | Private company limited by shares | Live |
| Ubest Engineering Limited | Private company limited by shares | Live |
| INNOVATIVE ENTREPRENEUR ASSOCIATION COMPANY LIMITED | Company limited by guarantee | Live |
| HARVEST DRAGON ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| SPT Energy (Hong Kong) Limited | Private company limited by shares | Live |
| ELITE ENERGY LIMITED | Private company limited by shares | Live |
| Sun Ho Technology Engineering Company Limited | Private company limited by shares | Live |
| G&K.ING ENTERPRISE CO., LIMITED | Private company limited by shares | Live |
| SMART ENERGY LIMITED | Private company limited by shares | Live |
| MAX BEAUTY ENGINEERING LIMITED | Private company limited by shares | Live |
| SUN CROWN ENGINEERING LIMITED | Private company limited by shares | Live |
| FINE SKY ENGINEERING LIMITED | Private company limited by shares | Live |
| ENVIRONMENT INTERNATIONAL TRADE LIMITED | Private company limited by shares | Live |
| LEE KEI ENGINEERING LIMITED | Private company limited by shares | Live |
| LONG ENERGY INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| T & M ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| CENTRAL SKY ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| EAST CAPITAL ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| METALOCK ENGINEERING (HONG KONG) CO., LIMITED | Private company limited by shares | Live |
| IET Engineering and Technology Holding Limited | Private company limited by shares | Live |
| CHINA POWER ENGINEERING LIMITED | Private company limited by shares | Live |
| CANTON RICH ENTERPRISES LIMITED | Private company limited by shares | Live |
| ETHANOL ENERGY CHINA COMPANY LIMITED | Private company limited by shares | Dissolved |
| ENPLEX SHENZHEN CO., LIMITED | Private company limited by shares | Dissolved |
| RICH STOCK ENTERPRISES CO., LIMITED | Private company limited by shares | Live |
| HAOXIN ENVIRONMENTAL PRODUCT (HK) LIMITED | Private company limited by shares | Dissolved |
| SANHE EDS RENEWABLE ENERGIES LIMITED | Private company limited by shares | Dissolved |
| ENJOY TOGETHER DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| Excelink Engineering Company Limited | Private company limited by shares | Live |
| CHINA ENVIRONMENT GROUP LIMITED | Private company limited by shares | Dissolved |
| G. K. ENGINEERING LIMITED | Private company limited by shares | Live |
| ASIA DYNASTY ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| SUNSHINE PRECISION MOLD & MOLDING ENGINEERING LIMITED | Private company limited by shares | Live |
| WAI PAK ENGINEERING LIMITED | Private company limited by shares | Live |
| SKY ENERGY DEVELOP LIMITED | Private company limited by shares | Dissolved |
| DWORK ENGINEERING LIMITED | Private company limited by shares | Live |
| CHINA ENTREPRENEURIAL ECONOMY LIMITED | Private company limited by shares | Dissolved |
| NELL ENERGY TECHNOLOGIES LIMITED | Private company limited by shares | Live |
| Energy Capital Advisors Limited | Private company limited by shares | Dissolved |
| ENVIRO-TECH SOLUTION COMPANY LIMITED | Private company limited by shares | Live |
| FOCUS ENERGY (AQUA) LIMITED | Private company limited by shares | Dissolved |
| SOLAR ENERGY TECHNOLOGY COMPANY LIMITED | Private company limited by shares | Dissolved |
| CHARMFIELD ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| ENERVATION PACIFIC LIMITED | Private company limited by shares | Dissolved |
| NEW ALLIANCE ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| NANYUAN ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| NORTH TONHE (LAOS) ENERGY INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| GRAND IDEA ENTERPRISES LIMITED | Private company limited by shares | Live |
| PEAK ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| BTC CONSTRUCTION & ENGINEERING CO., LIMITED | Private company limited by shares | Live |
| ENRICH DTV (CHINA) CO. LIMITED | Private company limited by shares | Dissolved |
| KIN HEI ENGINEERING LIMITED | Private company limited by shares | Live |
| MY ENGINEERING COMPANY LIMITED | Private company limited by shares | Dissolved |
| PACIFIC ASIA ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| WING TUNG ENGINEERING LIMITED | Private company limited by shares | Live |
| HMC ENTERPRISE COMPANY LIMITED | Private company limited by shares | Live |