| Caelis Energy Limited | Private company limited by shares | Live |
| Enduralite Global Limited | Private company limited by shares | Live |
| MAN LUNG ENGINEERING (HONG KONG) LIMITED | Private company limited by shares | Live |
| WANG KEI ENGINEERING LIMITED | Private company limited by shares | Live |
| TECH DRAGON ENTERPRISES LIMITED | Private company limited by shares | Live |
| B&P Enterprises Company Limited | Private company limited by shares | Live |
| ATLANTIC SYSTEM ENGINEERING LIMITED | Private company limited by shares | Live |
| BE ENTERTAINMENT LIMITED | Private company limited by shares | Live |
| Enviro Global Solutions Limited | Private company limited by shares | Dissolved |
| eNova Industrial Limited | Private company limited by shares | Live |
| JW ENTERPRISES LIMITED | Private company limited by shares | Live |
| ProTec Engineering Limited | Private company limited by shares | Live |
| C & B JEWELRY ENTREPRENEUR ASSOCIATION LIMITED | Company limited by guarantee | Live |
| JIASHENG NEW ENERGY TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| EVERTOP ENERGY COMPANY LIMITED | Private company limited by shares | Dissolved |
| TAU KEE ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| HO YAT CONSTRUCTION ENGINEERING CO., LIMITED | Private company limited by shares | Live |
| China Renewable Energy (Yunnan) Limited | Private company limited by shares | Live |
| WONDER WONDER ENTERTAINMENT LIMITED | Private company limited by shares | Live |
| INM PLC Engineering Limited | Private company limited by shares | Live |
| XNC ENERGY CO., LIMITED | Private company limited by shares | Live |
| DTM ENTERPRISES COMPANY LIMITED | Private company limited by shares | Dissolved |
| W & A ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| Language Engineering Co., Limited | Private company limited by shares | Live |
| LMH RENEWABLE ENERGY LIMITED | Private company limited by shares | Dissolved |
| HONEST TEAM ENGINEERING LIMITED | Private company limited by shares | Live |
| Eoplly New Energy (Hong Kong) Limited | Private company limited by shares | Live |
| Linde Engineering Co., Limited | Private company limited by shares | Live |
| NGAI LONG ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| NKS Enterprise Limited | Private company limited by shares | Live |
| PROTIN ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| ENVIRONMENTAL PROJECTS CORPORATION (EPC) LIMITED | Private company limited by shares | Live |
| BAIGO Engineering Company Limited | Private company limited by shares | Live |
| NATION ENGINEERING LIMITED | Private company limited by shares | Live |
| MARK WELL ENGINEERING LIMITED | Private company limited by shares | Live |
| BEST CONCORD ENGINEERING LIMITED | Private company limited by shares | Live |
| Why Not Entertainment Limited | Private company limited by shares | Live |
| RUI ENJOY (HK) MEDIA GROUP CO., LIMITED | Private company limited by shares | Live |
| EXPRESS ENERGY LIMITED | Private company limited by shares | Live |
| WORLDLINK ENERGY LIMITED | Private company limited by shares | Live |
| HONG KONG ENDLESSCLIMAX PRODUCT CO., LIMITED | Private company limited by shares | Live |
| YE YU ENTERPRISE LIMITED | Private company limited by shares | Live |
| CAPITAL P ENTERPRISE LIMITED | Private company limited by shares | Live |
| Gane Energy & Resources (China) Limited | Private company limited by shares | Live |
| EVERGREAT WATERWORKS ENGINEERING LIMITED | Private company limited by shares | Live |
| TECHNIQUE MAINTENANCE ENGINEERING CO., LIMITED | Private company limited by shares | Live |
| TOP DESIGN CONSTRUCTION ENGINEERING LIMITED | Private company limited by shares | Live |
| Billiton Engineering Co., Limited | Private company limited by shares | Live |
| RED ENGINEERING AND CONSTRUCTION LIMITED | Private company limited by shares | Live |
| G.J TECHNOLOGY ENGINEERING COMPANY LIMITED | Private company limited by shares | Dissolved |
| ZENITH HI-TECH ENERGY LIMITED | Private company limited by shares | Live |
| ABLE ENERGY (HONG KONG) LIMITED | Private company limited by shares | Live |
| HONEST WEALTH ENTERPRISE LIMITED | Private company limited by shares | Live |
| ENJOY LIFE SHARES CO., LIMITED | Private company limited by shares | Dissolved |
| Motoking Energy Technology Limited | Private company limited by shares | Dissolved |
| WING YIP ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| Sun Hoi E&M Engineering Limited | Private company limited by shares | Live |
| FLEXTECH ENERGY LIMITED | Private company limited by shares | Live |
| YEE FAT MAINTENANCE ENGINEERING LIMITED | Private company limited by shares | Live |
| LYS ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| EVER EXCELSIOR ENTERPRISES LIMITED | Private company limited by shares | Live |
| GLOBAL JOYCE ENTERPRISES LIMITED | Private company limited by shares | Live |
| SUN NICE ENTERPRISE LIMITED | Private company limited by shares | Live |
| ENTERPRISING (ASIA) COMPANY LIMITED | Private company limited by shares | Live |
| T&T Design & Engineering Limited | Private company limited by shares | Live |
| ADVANCED POWER ENERGY SOLUTIONS COMPANY LIMITED | Private company limited by shares | Live |
| ENERWISE TECHNOLOGIES GROUP LIMITED | Private company limited by shares | Dissolved |
| Arlanco Energy Limited | Private company limited by shares | Dissolved |
| iAM Enterprises Limited | Private company limited by shares | Live |
| TIM MING ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| Ka Fuk (Enterprises) Company Limited | Private company limited by shares | Live |
| LJR Enterprises Limited | Private company limited by shares | Live |
| DRAGON EXPRESS ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| FAST GLORY ENGINEERING LIMITED | Private company limited by shares | Live |
| New Energy Technology Resources Company Limited | Private company limited by shares | Live |
| GRACE WEALTH ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| LEE YUE ELECTRICAL ENGINEERING COMPANY LIMITED | Private company limited by shares | Dissolved |
| SUNNY SMART ENGINEERING LIMITED | Private company limited by shares | Live |
| J&L ENERGY LIMITED | Private company limited by shares | Dissolved |
| BOSEN E&M ENGINEERING LIMITED | Private company limited by shares | Live |
| DAZHONGHUA ENVIRONMENTAL ENERGY INVESTMENT (GROUP) LIMITED | Private company limited by shares | Dissolved |
| WAGO ENVIRONMENT LIMITED | Private company limited by shares | Dissolved |
| NEW CREATION ENGINEERING CO. LIMITED | Private company limited by shares | Live |
| WING KAI FURNITURE & ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| KAM WAI KEE ENGINEERING COMPANY LIMITED | Private company limited by shares | Dissolved |
| JINLI (HK) ENTERTAINMENT&CULTURE LIMITED | Private company limited by shares | Live |
| GENII GLOBAL ENERGY LIMITED | Private company limited by shares | Live |
| Engage Asia Limited | Private company limited by shares | Live |
| PRO-TECH ENGINEERING (HONG KONG) LIMITED | Private company limited by shares | Live |
| JPL ENGINEERING COMPANY LIMITED | Private company limited by shares | Dissolved |
| FARS ENGINEERING LIMITED | Private company limited by shares | Live |
| MEIJIE ENTERPRISE LIMITED | Private company limited by shares | Live |
| WANZUN ENERGY LIMITED | Private company limited by shares | Dissolved |
| TRIPLEX ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| JP ENERGY LIMITED | Private company limited by shares | Dissolved |
| Everfaith Engineering Company Limited | Private company limited by shares | Live |
| Hay Keung Engineering Limited | Private company limited by shares | Live |
| MUSE DESIGN ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| SHINRAI ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| KARNOVY ENTERPRISE CO., LIMITED | Private company limited by shares | Live |