| RICH ASIA ENGINEERING LIMITED | Private company limited by shares | Live |
| L & K STRUCTURAL ENGINEERING LIMITED | Private company limited by shares | Live |
| WING KEE ALUMINUM ENGINEERING LIMITED | Private company limited by shares | Live |
| Messodie Energy Limited | Private company limited by shares | Live |
| GOLD FAI ELECTRICAL ENGINEERING LIMITED | Private company limited by shares | Live |
| BIG OCEAN ENERGY LIMITED | Private company limited by shares | Live |
| HK Enjoylink Technology Development Co., Limited | Private company limited by shares | Live |
| HK HERITAGE ENVIRONMENTAL PROTECTION TECHNOLOGY LIMITED | Private company limited by shares | Live |
| WAI LAM ADVERTISING ENGINEERING LIMITED | Private company limited by shares | Live |
| JLM ENERGY LIMITED | Private company limited by shares | Live |
| J P (Asia) Engineering Limited | Private company limited by shares | Live |
| GREENLAND ENVIRONMENTAL LIMITED | Private company limited by shares | Live |
| engageSPARK Limited | Private company limited by shares | Live |
| ALL RICH ENGINEERING LIMITED | Private company limited by shares | Live |
| HOME ENJOY ENTERPRISE COMPANY LIMITED | Private company limited by shares | Live |
| EVER GRAND ENGINEERING LIMITED | Private company limited by shares | Live |
| NICE STAR ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| EXCELLENT ENERGY LIMITED | Private company limited by shares | Live |
| EV ENGINEERING LIMITED | Private company limited by shares | Live |
| Prokewell Engineering Limited | Private company limited by shares | Live |
| GLORY LUCK CONSTRUCTION ENGINEERING LIMITED | Private company limited by shares | Live |
| Ramtron Engineering Limited | Private company limited by shares | Live |
| SINGAPORE LAIDUN PETROCHEMICAL ENGINEERING CO., LIMITED | Private company limited by shares | Live |
| SMART FLOOR ENGINEERING LIMITED | Private company limited by shares | Live |
| ENBRIGHTEN LIMITED | Private company limited by shares | Live |
| Pacific Renewable Energy Solutions Limited | Private company limited by shares | Live |
| PING KEE MECHANICAL ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| Yuk Tsing Engineering Company Limited | Private company limited by shares | Live |
| SUN AUSTRALIA (CHINA) ENVIRONMENTAL TECHNOLOGIES PTY LIMITED | Private company limited by shares | Live Commenced dormancy on 16-Jun-2014 |
| YIN SUN ENGINEERING LIMITED | Private company limited by shares | Live |
| HAPPY BEST ENTERPRISES LIMITED | Private company limited by shares | Live |
| GOLDWELL ENGINEERING LIMITED | Private company limited by shares | Live |
| Kinley Tongjian Environment Technology Co., Limited | Private company limited by shares | Live |
| DE ENERGIE LIMITED | Private company limited by shares | Live |
| EC ENGINEERING CO., LIMITED | Private company limited by shares | Live |
| Young Group Engineering Limited | Private company limited by shares | Live |
| TIN LOK ENGINEERING (HONG KONG) COMPANY LIMITED | Private company limited by shares | Live |
| ENVIROTECH TRADING LIMITED | Private company limited by shares | Live |
| PETZ ENGINEERING CO., LIMITED | Private company limited by shares | Live |
| H&C Enterprises Limited | Private company limited by shares | Live |
| FU YAN CONSTRUCTION ENGINEERING CO., LIMITED | Private company limited by shares | Live |
| WANO ENVIRONMENT TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| FSE Environmental Technologies Group Limited | Private company limited by shares | Live |
| ONO ENGINEERING & MANUFACTURING SOLUTIONS LIMITED | Private company limited by shares | Live |
| Minghaohuabang Engineering Limited | Private company limited by shares | Live |
| Logi Pacific Enterprises Limited | Private company limited by shares | Live |
| ENJOY SPORT CO., LIMITED | Private company limited by shares | Live |
| MDT Engineering Limited | Private company limited by shares | Live |
| WANZHI ENGINEERING LIMITED | Private company limited by shares | Live |
| FIRWOOD ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| CAMEL NEW ENERGY CO., LIMITED | Private company limited by shares | Live |
| ENDURO ENTERPRISE CO., LIMITED | Private company limited by shares | Live |
| ENVOI CADEAU LIMITED | Private company limited by shares | Live |
| Wah Man Enterprise Limited | Private company limited by shares | Live |
| PURE ENLIGHTMENT LIMITED | Company limited by guarantee | Live |
| RDA ENTERPRISE LIMITED | Private company limited by shares | Live |
| ZE ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| ECO Energy Engineering Limited | Private company limited by shares | Live |
| MORGAN ENERGY CO., LIMITED | Private company limited by shares | Live |
| YUE YI ENVIRONMENTAL ENGINEERING CO., LIMITED | Private company limited by shares | Live |
| Enfield International Limited | Private company limited by shares | Live |
| HK QUICK-RESISTANT ATTACH ENVIRONMENT ENGINEERING CO., LIMITED | Private company limited by shares | Live |
| G CLARK ENGINEERING LIMITED | Private company limited by shares | Live |
| MILLION LUCK ENTERPRISES LIMITED | Private company limited by shares | Live |
| MAIN GLORY ENGINEERING LIMITED | Private company limited by shares | Live |
| Zenki Environmental Landscaping Company Limited | Private company limited by shares | Live |
| New Asia Engineering Service Limited | Private company limited by shares | Live |
| WUI TAK WATERPROOF COATING ENGINEERING LIMITED | Private company limited by shares | Live |
| L&D ENTERPRISE LIMITED | Private company limited by shares | Live |
| AWE ENTERPRISE LIMITED | Private company limited by shares | Live |
| Yuan Dong Energy Limited | Private company limited by shares | Live |
| SONG ENTERTAINMENT LIMITED | Private company limited by shares | Live |
| QINGDAO ONTARIO RENEWABLE ENERGY CO., LIMITED | Private company limited by shares | Live |
| Enrich Goods Tech Limited | Private company limited by shares | Live |
| Group Enjoy Limited | Private company limited by shares | Live |
| Skyline Environmental Protection Limited | Private company limited by shares | Live |
| ENVIRONMENTAL PROTECTION KING LIMITED | Private company limited by shares | Live |
| D & W ENTERTAINMENT LIMITED | Private company limited by shares | Live |
| A. ENTERTAINMENT LIMITED | Private company limited by shares | Live |
| ENTEL ELECTRONICS CO., LIMITED | Private company limited by shares | Live |
| CROWNMAG ENGINEERING CO., LIMITED | Private company limited by shares | Live |
| SINGAPORE ENERGY LIMITED | Private company limited by shares | Live |
| GreenCode Energy Co., Limited | Private company limited by shares | Live |
| B & T Energy Limited | Private company limited by shares | Dissolved |
| CREATION ENERGY LIMITED | Private company limited by shares | Dissolved |
| Ascot Energy Hong Kong Limited | Private company limited by shares | Live |
| SUNRISE ENERGY LIMITED | Private company limited by shares | Live |
| G-WIN ENGINEERING LIMITED | Private company limited by shares | Live |
| INFINITY NEW ENERGY HK LIMITED | Private company limited by shares | Live |
| Hengsheng Energy Technology Limited | Private company limited by shares | Dissolved |
| ABLE LUCK ENTERPRISES LIMITED | Private company limited by shares | Live |
| FINESUN ENGINEERING AND INVESTMENT LIMITED | Private company limited by shares | Live |
| BRW ENTERPRISES LIMITED | Private company limited by shares | Live |
| SAR PACIFIC ENGINEERING CO., LIMITED | Private company limited by shares | Live |
| Runtai Environment Protection International Limited | Private company limited by shares | Live |
| HONG KONG LIANCHUANG ENVIRONMENTAL RECYCLING LIMITED | Private company limited by shares | Live |
| NEW CHAOZHOU ENTREPRENEUR MEDIA GROUP CO., LIMITED | Private company limited by shares | Live |
| NAN FEI ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| Poten Environment Group (HK) Limited | Private company limited by shares | Live |
| SUMMIT NATION ENGINEERING LIMITED | Private company limited by shares | Live |