| SUN & SUN ENERGY LIMITED | Private company limited by shares | Live |
| Wind Air-Pressure Engine Motor Company Limited | Private company limited by shares | Dissolved |
| ENRICH GAIN LIMITED | Private company limited by shares | Dissolved |
| STANDARD ALLUMINIUM ENGINEERING LIMITED | Private company limited by shares | Live |
| CLEAR WATER (HONG KONG) ENVIRONMENT PURIFY ENGINEERING LIMITED | Private company limited by shares | Live |
| SKYCON CHINA ENTERPRISE LIMITED | Private company limited by shares | Live |
| Fai Kee Construction Engineering Limited | Private company limited by shares | Dissolved |
| GEORISE ENTERPRISES CO., LIMITED | Private company limited by shares | Dissolved |
| GLOBAL LINK ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| BEST STAR ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| SKY TOP ENGINEERING LIMITED | Private company limited by shares | Live |
| CITI-FAME ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| WAY ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| ELITE POWER ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| STAR CREATION ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| ELITE SKY ENGINEERING LIMITED | Private company limited by shares | Live |
| TEAM ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| TOP FINE ENGINEERING LIMITED | Private company limited by shares | Live |
| ENBIZ PRECISION TOOLING CO., LIMITED | Private company limited by shares | Dissolved |
| MAIN CABLE ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| EnviroCycle Tech Limited | Private company limited by shares | Live |
| HONG KONG AOLIYUAN ENVIRONMENTAL TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| JVG ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| TOPSMART ENGINEERING LIMITED | Private company limited by shares | Live |
| Reepam Engineering Limited | Private company limited by shares | Dissolved |
| RIGHT-SUN ENVIRONMENTAL PROTECTION (HONG KONG) LIMITED | Private company limited by shares | Live |
| KWAN FAI ENVIRONMENTAL CARE CONSULTANT COMPANY LIMITED | Private company limited by shares | Dissolved |
| EP ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| CHINA ENVIRONMENTAL PROTECTION ASSOCIATION LIMITED | Private company limited by shares | Dissolved |
| GLORY ENVIRONMENT INVESTMENT (CHINA) LIMITED | Private company limited by shares | Dissolved |
| KAI YUE ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| GREENENZ ENERGY FINANCE LIMITED | Private company limited by shares | Live Ceased dormancy on 11-Dec-2013 |
| Best Environmental Engineering (China) Limited | Private company limited by shares | Live |
| TOKYO ENTERPRISE LIMITED | Private company limited by shares | Live |
| TRUSTY ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| ENTREE GROUP LIMITED | Private company limited by shares | Live |
| GMC ENTERPRISE LIMITED | Private company limited by shares | Dissolved |
| SUN WAI METAL ENGINEERING COMPANY LIMITED | Private company limited by shares | Dissolved |
| TRIMAN ENTERPRISE LIMITED | Private company limited by shares | Live |
| NEW GAS SYSTEM ENGINEERING LIMITED | Private company limited by shares | Live |
| KARFUL ENGINEERING LIMITED | Private company limited by shares | Live |
| CH ENTERPRISES LIMITED | Private company limited by shares | Live |
| LONG TERM CHARM ENTERPRISED LIMITED | Private company limited by shares | Live |
| WISCON ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| TOP SUCCESS ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| ENOCH ASSOCIATES HONG KONG LIMITED | Private company limited by shares | Live |
| PROTECH MINERAL ENERGY CO., LIMITED | Private company limited by shares | Dissolved |
| SETS EXPORT ENTERPRISE LIMITED | Private company limited by shares | Live |
| ASIA SHINY ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| ENERGY OCEAN LIMITED | Private company limited by shares | Dissolved |
| TDR ENVIRONMENT TECH (CHINA) LIMITED | Private company limited by shares | Dissolved |
| R & D ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| USA CUMMINS ENGINE ASIA-PACIFIC CO., LIMITED | Private company limited by shares | Dissolved |
| HD HK Enterprises Limited | Private company limited by shares | Dissolved |
| SOUTH ENERGY LIMITED | Private company limited by shares | Dissolved |
| HONGKONG ENNIO LIMITED | Private company limited by shares | Live |
| MAN WAI ENTERPRISES LIMITED | Private company limited by shares | Live |
| B & Y ENTERPRISE LIMITED | Private company limited by shares | Live |
| CHINA STAGE ENTERPRISE LIMITED | Private company limited by shares | Dissolved |
| AMI ENTERPRISE LIMITED | Private company limited by shares | Dissolved |
| ENCOMM LIMITED | Private company limited by shares | Live |
| OCEAN RICH ENTERPRISE GROUP LIMITED | Private company limited by shares | Dissolved |
| OCEAN GLORY ENTERPRISE GROUP LIMITED | Private company limited by shares | Dissolved |
| OCEAN WIN ENTERPRISE GROUP LIMITED | Private company limited by shares | Dissolved |
| OJ ENTERPRISES LIMITED -THE- | Private company limited by shares | Live |
| OCEAN YIELD ENTERPRISE GROUP LIMITED | Private company limited by shares | Dissolved |
| JBS ENTERPRISE LIMITED | Private company limited by shares | Live |
| HK MINGNENG TECHNOLOGICAL SOLAR ENERGY GROUP LIMITED | Private company limited by shares | Dissolved |
| CENTRALINE ENVIRO ENERGY SAVING COMPANY LIMITED | Private company limited by shares | Dissolved |
| PACIFIC ENERGY INVESTMENT LIMITED | Private company limited by shares | Live |
| CHAN YUK KEE CONSTRUCTION ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| K&P NEW ENERGY INVESTMENT COMPANY LIMITED | Private company limited by shares | Dissolved |
| MILLION HOPE ENGINEERING COMPANY LIMITED | Private company limited by shares | Dissolved |
| EASY TIME ENTERPRISES LIMITED | Private company limited by shares | Live |
| SUCCESS ENERGY LIMITED | Private company limited by shares | Live |
| EN.BLOC GROUP COMPANY LIMITED | Private company limited by shares | Live |
| EnergyX Limited | Private company limited by shares | Live |
| KAM KEUNG ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| FULL BOND ENTERPRISES LIMITED | Private company limited by shares | Live |
| FORDCO ENTERPRISES LIMITED | Private company limited by shares | Live |
| GD Enterprise Limited | Private company limited by shares | Live |
| FAR EAST TECH ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| IMPERIAL STAR ENTERPRISES LIMITED | Private company limited by shares | Live |
| NEW HOI YAT ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| ANANDA ENTERPRISE LIMITED | Private company limited by shares | Live |
| MJ ENTERPRISE LIMITED | Private company limited by shares | Live |
| SEA ENGINEERING (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| LH ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| ENGINE (HONG KONG) CO., LIMITED | Private company limited by shares | Live |
| AV One Engineering Limited | Private company limited by shares | Live |
| GULF ENERGY (HOLDING) LIMITED | Private company limited by shares | Live |
| SKY ENERGY INVESTMENT LIMITED | Private company limited by shares | Live |
| RISE ENERGY LIMITED | Private company limited by shares | Live |
| KENERGY ENGINEERING LIMITED | Private company limited by shares | Live |
| TKY ENTERPRISES LIMITED | Private company limited by shares | Live |
| CHINA CHOICE ENGINEERING LIMITED | Private company limited by shares | Live |
| MAN YEUNG ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| Yau Man Engineering Company Limited | Private company limited by shares | Live |
| DRAGON FLY ENTERPRISE LIMITED | Private company limited by shares | Dissolved |
| SKY POWER ENGINEERING GROUP COMPANY LIMITED | Private company limited by shares | Dissolved |