| HK LONGCHENG ENVIRONMENT INVESTMENT LIMITED | Private company limited by shares | Live |
| BAOSTEEL ENGINEERING CONSTRUCTION CO., LIMITED | Private company limited by shares | Live |
| ENAN LIMITED | Private company limited by shares | Live |
| CHINA ENERGY SUPPLY LIMITED | Private company limited by shares | Dissolved |
| H & H Engineering (Consulting) Limited | Private company limited by shares | Live |
| INTERNATIONAL PROFESSIONAL CELL ENERGY THERAPY ORGANIZATION LIMITED | Company limited by guarantee | Live |
| EURO ASIA ENTERTAINMENT LIMITED | Private company limited by shares | Live |
| Tsz Long Engineering Limited | Private company limited by shares | Dissolved |
| Pro-Vision Air Condition & Engineering Company Limited | Private company limited by shares | Live |
| TECNOQUALI ENGENHARIA LIMITED | Private company limited by shares | Live |
| BEST TIME CONSTRUCTION ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| C.H NURSING ENGINEERING LIMITED | Private company limited by shares | Live |
| ENGTEX AB LIMITED | Private company limited by shares | Live |
| K. H. PILING & ENGINEERING LIMITED | Private company limited by shares | Live |
| SAM TECH ENGINEERING LIMITED | Private company limited by shares | Live |
| CHINESE WISDOM SYSTEM ENGINEERING CO., LIMITED | Private company limited by shares | Dissolved |
| Greentins Environmental Management Limited | Private company limited by shares | Live |
| ENLIGHT GROUP HONGKONG LIMITED | Private company limited by shares | Live |
| TIN YU CONSTRUCTION ENGINEERING LIMITED | Private company limited by shares | Live |
| ATCA ENTERPRISES LIMITED | Private company limited by shares | Live |
| EASY ENTRY LIMITED | Private company limited by shares | Dissolved |
| RUNING ENGINEERING LIMITED | Private company limited by shares | Live |
| CHONG NGAI ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| GLORIOUS ENGINEERING CO., LIMITED | Private company limited by shares | Live |
| COLOA ENERGY CO., LIMITED | Private company limited by shares | Dissolved |
| CMF ENGINEERING LIMITED | Private company limited by shares | Live |
| Original Energy International Environmental Protection Investment Company Limited | Private company limited by shares | Live |
| TOP ENGINEEERING HONG KONG CO., LIMITED | Private company limited by shares | Dissolved |
| INTERNATIONAL ENVIRONMENT FENGSHUI INSTITUTE LIMITED | Private company limited by shares | Live |
| ANIFULL NEW ENERGY CO., LIMITED | Private company limited by shares | Live |
| CHINA WO CONSTRUCTION ENGINEERING LIMITED | Private company limited by shares | Live |
| SILVER WAVE ENTERPRISE LIMITED | Private company limited by shares | Live |
| 2H ENGINEERING LIMITED | Private company limited by shares | Live |
| ALLIANCE E&M ENGINEERING LIMITED | Private company limited by shares | Live |
| LUSAKA ENTERPRISES LIMITED | Private company limited by shares | Live |
| Global Engineering Systems Limited | Private company limited by shares | Live |
| KPV ENERGY COMPANY LIMITED | Private company limited by shares | Live |
| Richie Engineering Company Limited | Private company limited by shares | Live |
| HONG KONG ENGOT INDUSTRIAL CO., LIMITED | Private company limited by shares | Live |
| SANSHINE ENTERPRISE CO., LIMITED | Private company limited by shares | Live |
| CELEBRATION ENTERTAINMENT LIMITED | Private company limited by shares | Live |
| AQS Engineering Co., Limited | Private company limited by shares | Live |
| CHINESE & FOREIGN ENTERPRISES ASSOCIATION LIMITED | Private company limited by shares | Live |
| YAT TONG ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| Wo Man Electrical Engineering Limited | Private company limited by shares | Live |
| Contour Energy Limited | Private company limited by shares | Dissolved |
| JHK Enterprise Limited | Private company limited by shares | Live |
| JN Engineering Limited | Private company limited by shares | Live |
| Fayee Enterprises Limited | Private company limited by shares | Live |
| ENHUI SHOES LIMITED | Private company limited by shares | Live |
| Yi Tin Engineering Limited | Private company limited by shares | Live |
| YOU JI ENGINEERING CO., LIMITED | Private company limited by shares | Live |
| CHINA CARE ENTREPRENEURIAL ASSOCIATION LIMITED | Private company limited by shares | Live |
| TSW ENTERPRISES LIMITED | Private company limited by shares | Live |
| PERFORMER TRADE & ENGINEERING COMPANY LIMITED | Private company limited by shares | Dissolved |
| Enoch Technology Company Limited | Private company limited by shares | Dissolved |
| Comfort Engineering & Technology Company Limited | Private company limited by shares | Live |
| SKY SUCCESS ENGINEERING (HONG KONG) COMPANY LIMITED | Private company limited by shares | Live |
| ENRICH ELECTRONIC TECHNOLOGY LIMITED | Private company limited by shares | Live |
| Leung Ming Engineering Company Limited | Private company limited by shares | Live |
| TENG FEI ENGINEERING LIMITED | Private company limited by shares | Live |
| SUN HARBOUR (ASIA) ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| C&G Green Energy (Hong Kong) Company Limited | Private company limited by shares | Live |
| G. H. M. HO'S ENTREPRENEUR UNITED ASSOCIATION LIMITED | Private company limited by shares | Dissolved |
| H&H ENGINEERING MACHINERY CO., LIMITED | Private company limited by shares | Live |
| BULLET ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| GALAXY ENERGY INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| COINHILL ASIA ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| ENET CABLE CO., LIMITED | Private company limited by shares | Live |
| CONSTAR ENGINEERING LIMITED | Private company limited by shares | Live |
| SIU YUEN ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| YCK DESIGN ENGINEERING LIMITED | Private company limited by shares | Live |
| AGI Enterprises Limited | Private company limited by shares | Live |
| FRONTSEA SHIP ENGINNEERING (INT'L) LIMITED | Private company limited by shares | Live |
| ABLE NICE ENGINEERING LIMITED | Private company limited by shares | Live |
| LONG GRAND ENGINEERING LIMITED | Private company limited by shares | Live |
| GRAND GLORY ENGINEERING LIMITED | Private company limited by shares | Live |
| TALENT SKY ENGINEERING LIMITED | Private company limited by shares | Live |
| MAX LUCK ENGINEERING LIMITED | Private company limited by shares | Live |
| NEW ABLE ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| WONDER ENTERPRISES COMPANY LIMITED | Private company limited by shares | Live |
| ENERGEIA INDUDTIES LIMITED | Private company limited by shares | Live |
| NEW GRAND ENTERPRISES LIMITED | Private company limited by shares | Live |
| MAN CHIT ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| GARRICK ENVIRONMENTAL TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| HK TIANNING ENVIRONMENTAL TECHNOLOGY LIMITED | Private company limited by shares | Live |
| ENUMA PACIFIC LIMITED | Private company limited by shares | Live |
| NEW POWER ENGINEERING HONG KONG LIMITED | Private company limited by shares | Live |
| XUANYING GUANGYANG ENGINE CO., LIMITED | Private company limited by shares | Live |
| HU JU ENERGY (HONG KONG) LIMITED | Private company limited by shares | Live |
| Yito Energy Co., Limited | Private company limited by shares | Live |
| ENJOY LIFE GROUP LIMITED | Private company limited by shares | Live |
| APEX-TECH ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| MASTERPIECE ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| ENERGY INNOVATIONS LIMITED | Private company limited by shares | Dissolved |
| MT ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| Trillion Engineering Hong Kong Limited | Private company limited by shares | Live |
| FU WAH ENGINEERING & CONSTRUCTION LIMITED | Private company limited by shares | Live |
| GES - GREEN ENERGY SOLUTIONS LIMITED | Private company limited by shares | Live Commenced dormancy on 30-May-2016 |
| HUIHONG ENTERPRISE SHARES CO., LIMITED | Private company limited by shares | Live |