| Wo Man Electrical Engineering Limited | Private company limited by shares | Live |
| JN Engineering 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 |
| PERFORMER TRADE & ENGINEERING 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 |
| 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 |
| H&H ENGINEERING MACHINERY CO., LIMITED | Private company limited by shares | Live |
| BULLET ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| COINHILL ASIA ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| 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 |
| 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 |
| MAN CHIT ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| NEW POWER ENGINEERING HONG KONG LIMITED | Private company limited by shares | Live |
| XUANYING GUANGYANG ENGINE CO., 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 |
| 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 |
| Global Asia Engineering Limited | Private company limited by shares | Live |
| H & N Engineering Limited | Private company limited by shares | Live Commenced dormancy on 10-Dec-2014 |
| Good Harvest Engineering Limited | Private company limited by shares | Live |
| Ying On Kee Engineering Limited | Private company limited by shares | Live |
| GN Engineering Limited | Private company limited by shares | Live |
| ENGINE TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| Sam Tung Engineering Company Limited | Private company limited by shares | Live |
| GOLD BOND CONSTRUCTION ENGINEERING LIMITED | Private company limited by shares | Live |
| Le Praise Engineering Company Limited | Private company limited by shares | Live |
| Erbe Engineering Hong Kong Limited | Private company limited by shares | Live |
| KON KEE ENGINEERING CO LIMITED | Private company limited by shares | Live |
| WIN TARGET ENGINEERING LIMITED | Private company limited by shares | Live |
| GOLD PEAK ENGINEERING LIMITED | Private company limited by shares | Live |
| LONG GLORY CONSTRUCTION ENGINEERING LIMITED | Private company limited by shares | Live |
| SURE SUCCESS ENGINEERING LIMITED | Private company limited by shares | Live |
| TIME ASIA CONSTRUCTION ENGINEERING LIMITED | Private company limited by shares | Live |
| TOP ENGINEERING LIMITED | Private company limited by shares | Live |
| YF ENGINEERING LIMITED | Private company limited by shares | Live |
| WING KIN TRANSPORT ENGINEERING CO. LIMITED | Private company limited by shares | Live |
| Wilsontat Engineering Limited | Private company limited by shares | Live |
| CHINA ENGINE LIMITED | Private company limited by shares | Live |
| PEK TAT ENGINEERING COMPANY LIMITED | Private company limited by shares | Dissolved |
| Uncle Chu Carpentry Accessories Engineering Limited | Private company limited by shares | Live |
| LIK KO PURIFICATION ENGINEERING (HONG KONG) LIMITED | Private company limited by shares | Live |
| GOODFIT ENGINEERING LIMITED | Private company limited by shares | Live Ceased dormancy on 11-Dec-2014 |
| Lok Fu Engineering Company Limited | Private company limited by shares | Live |
| CHEUK YIN ENGINEERING LIMITED | Private company limited by shares | Live |
| EASY WEALTH CONSTRUCTION ENGINEERING LIMITED | Private company limited by shares | Live |
| WAI K ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| Advanced Engineering Materials Limited | Private company limited by shares | Live |
| GRANDWELL CONSTRUCTION ENGINEERING LIMITED | Private company limited by shares | Live |
| TOP GRACE CONSTRUCTION ENGINEERING LIMITED | Private company limited by shares | Live |
| JS ENGINEERING CONSULTING CO., LIMITED | Private company limited by shares | Live |
| ABILITY ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| KIN KWAN ENGINEERING LIMITED | Private company limited by shares | Live |
| WT ENGINEERING CO., LIMITED | Private company limited by shares | Dissolved |
| Hons E & M Engineering Co. Limited | Private company limited by shares | Live |
| ON YIU ENGINEERING LIMITED | Private company limited by shares | Live |
| SZE WAI TRANSPORTATION ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| JESHUN ENGINEERING LIMITED | Private company limited by shares | Live |
| GRAND SUMMIT ENGINEERING LIMITED | Private company limited by shares | Live |
| COPO ENGINEERING LIMITED | Private company limited by shares | Live |
| KIN YEUNG DESIGN ENGINEERING LIMITED | Private company limited by shares | Live |
| WAY SKY DESIGN ENGINEERING LIMITED | Private company limited by shares | Live |
| NO. 1 ENGINEERING SERVICE COMPANY LIMITED | Private company limited by shares | Live |
| FORESOON COMPUTER ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| Lordray Engineering Company Limited | Private company limited by shares | Live |
| On Tai Waterworks Engineering Company Limited | Private company limited by shares | Live |
| Kam Sum Engineering Company Limited | Private company limited by shares | Live |
| HANG WAI (HVAC) ENGINEERING LIMITED | Private company limited by shares | Live |
| NEW CHANNEL ENGINEERING LIMITED | Private company limited by shares | Live |
| A-Tech Engineering (Asia) Limited | Private company limited by shares | Live |
| C Y Construction & Engineering Limited | Private company limited by shares | Live |
| GEM STAR ENGINEERING LIMITED | Private company limited by shares | Live |
| JEFAE ENGINEERING LIMITED | Private company limited by shares | Live |
| GRAND SURPLUS ENGINEERING LIMITED | Private company limited by shares | Live |
| EASTWIND ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| WAROM TECHNOLOGY & ENGINEERING SERVICE LIMITED | Private company limited by shares | Live |
| CHESTER ENGINEERING LIMITED | Private company limited by shares | Live |
| KENFORD ENGINEERING LIMITED | Private company limited by shares | Live |
| SKY VICTORY ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| ABLE FAME ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| ABLE GLORY ENGINEERING LIMITED | Private company limited by shares | Live |
| ABLE GOLD ENGINEERING LIMITED | Private company limited by shares | Live |
| EVER WEALTH ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| GOING ENGINEERING COMPANY LIMITED | Private company limited by shares | Dissolved |
| CONNELL ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| TEAM SKY ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| YING CHUEN ENGINEERING CO. LIMITED | Private company limited by shares | Live |
| CREATIVE LIGHTING ASIA (ENGINEERING) LIMITED | Private company limited by shares | Live |