| SUN LEUNG ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| K & W ENGINEERING CONSULTANCY LIMITED | Private company limited by shares | Live |
| Reyna Engineering Limited | Private company limited by shares | Live |
| K-Max Engineering Limited | Private company limited by shares | Live |
| Grand Marvel Enterprises Limited | Private company limited by shares | Live |
| Hongkong Aviation Engine Technology Co., Limited | Private company limited by shares | Live |
| Crown Engineering Management Limited | Private company limited by shares | Live |
| Ocean Enterprise HK Co., Limited | Private company limited by shares | Live |
| LCC ENVIRONMENTAL ENGINEERING LIMITED | Private company limited by shares | Live |
| GOOD MAX ENGINEERING LIMITED | Private company limited by shares | Live |
| GLORY EXPRESS ENGINEERING LIMITED | Private company limited by shares | Live |
| GRAND SUCCESS ENGINEERING LIMITED | Private company limited by shares | Live |
| XIN HUA TAI ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| Premier Engineering Company Limited | Private company limited by shares | Live |
| MAXRAYS ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| Forest Ocean Engineering Limited | Private company limited by shares | Live |
| ENVIROTECH DISTRIBUTION (HK) LIMITED | Private company limited by shares | Live |
| JCM ENTERPRISES LIMITED | Private company limited by shares | Live |
| VALUE CREATIONS ENGINEERING SERVICE (ASIA) COMPANY LIMITED | Private company limited by shares | Live |
| SURE WIN ENGINEERING & DESIGN COMPANY LIMITED | Private company limited by shares | Live |
| Orient Environmental Engineering Co. Limited | Private company limited by shares | Live |
| JML ENGINEERING STANDARD LIMITED | Private company limited by shares | Live |
| 30 ENGINEERING LIMITED | Private company limited by shares | Live |
| EASTERN ENERGY & MINES PRIVATE LIMITED | Private company limited by shares | Live |
| Enecuum HK Limited | Private company limited by shares | Live |
| BO YIP ENGINEERING LIMITED | Private company limited by shares | Live |
| JAT SAM ENTERPRISES LIMITED | Private company limited by shares | Live |
| KIN FAT TRADING ENGINEERING LIMITED | Private company limited by shares | Live |
| ASCENT ENGINEERING LIMITED | Private company limited by shares | Live |
| Yeung's Enterprise Limited | Private company limited by shares | Live |
| EVER FANCY ENGINEERING LIMITED | Private company limited by shares | Live |
| EXCELLENT SKY ENGINEERING LIMITED | Private company limited by shares | Live |
| EVER POWER CONSTRUCTION ENGINEERING LIMITED | Private company limited by shares | Live |
| FRIENDWAY ENGINEERING LIMITED | Private company limited by shares | Live |
| WIN HARVEST ENGINEERING LIMITED | Private company limited by shares | Live |
| China Coach Entrepreneurs Association Limited | Private company limited by shares | Live |
| WING HOI ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| AIR HING ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| NEW ECONOMY ENTERPRISE LIMITED | Private company limited by shares | Live |
| Happy Family Enterprises Limited | Private company limited by shares | Live |
| QINGDAO ALEXANDER MARINE ENGINEERING LIMITED | Private company limited by shares | Live |
| WO FAT DRAINAGE ENGINEERING CO. LIMITED | Private company limited by shares | Live |
| Everest Energy Industrial Co., Limited | Private company limited by shares | Live |
| YAU YUEN ENGINEERING CO LIMITED | Private company limited by shares | Live |
| CHEUK FAI ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| LOK TO SCAFFOLDING ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| SO MING ENGINEERING LIMITED | Private company limited by shares | Live |
| Nieves Energy Limited | Private company limited by shares | Live |
| Sendery Enterprise Limited | Private company limited by shares | Live Commenced dormancy on 25-Jul-2018 |
| Citadel Enterprise Asia Limited | Private company limited by shares | Live |
| Chou Ngai Engineering Limited | Private company limited by shares | Live |
| ENDOTONIX LIMITED | Private company limited by shares | Live |
| Hoi Kei Engineering Company Limited | Private company limited by shares | Live |
| JME ENGINEERING LIMITED | Private company limited by shares | Live |
| KIN YEUNG ENGINEERING CO., LIMITED | Private company limited by shares | Live |
| Endura Products Company Limited | Private company limited by shares | Live |
| Newcome Interactive Entertainment HK Limited | Private company limited by shares | Live |
| Galaxy Way Engineering Limited | Private company limited by shares | Live |
| Proficient Waterproofing & Engineering Limited | Private company limited by shares | Live |
| TN ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| Kin Kei Engineering Service Limited | Private company limited by shares | Live |
| Jik Hang Engineering Hong Kong Limited | Private company limited by shares | Live |
| KA YUET ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| JOEY ENTERPRISES LIMITED | Private company limited by shares | Live |
| ENORMOUS POWER ENTERPRISES LIMITED | Private company limited by shares | Live |
| Wintex Environmental Technology Limited | Private company limited by shares | Live |
| Infinity Energy HK Limited | Private company limited by shares | Live |
| Huizhou Hanyi Enterprise Co., Limited | Private company limited by shares | Live |
| STC MARINE ENGINEERING LIMITED | Private company limited by shares | Live |
| HLD Enterprise Limited | Private company limited by shares | Live |
| WELL ENERGY HONG KONG LIMITED | Private company limited by shares | Live |
| MPOWER (ASIA) ENGINEERING CO. LIMITED | Private company limited by shares | Live |
| BEST CHOICE ENTERPRISES LIMITED | Private company limited by shares | Live |
| Wah Hing Air-Condition Engineering Company Limited | Private company limited by shares | Live |
| HOKI ENGINEERING & CONSTRUCTION COMPANY LIMITED | Private company limited by shares | Live |
| Y & M Enterprise Limited | Private company limited by shares | Live |
| TRADE HARVEST ENTERPRISE LIMITED | Private company limited by shares | Live |
| Ho Tat Construction & Engineering Limited | Private company limited by shares | Live |
| BlueOcean Energy Industrial Co., Limited | Private company limited by shares | Live |
| KAM HOU METAL SCAFFOLDING ENGINEERING LIMITED | Private company limited by shares | Live |
| On Yue Construction Engineering Limited | Private company limited by shares | Live |
| Ray Green Energy Limited | Private company limited by shares | Live |
| J17 Entertainment Limited | Private company limited by shares | Live |
| Stillger Engineering Limited | Private company limited by shares | Live |
| Envasef Company Limited | Private company limited by shares | Live |
| NEW POWER ELECTRICAL ENGINEERING LIMITED | Private company limited by shares | Live |
| RISING E&M ENGINEERING (HONG KONG) COMPANY LIMITED | Private company limited by shares | Dissolved |
| Ridge Engineering Limited | Private company limited by shares | Live |
| North Enging Limited | Private company limited by shares | Live |
| MIE Entertainment Company Limited | Private company limited by shares | Live |
| M&E ENVIRONMENTAL (HK) LIMITED | Private company limited by shares | Live |
| SUN CHUEN ENGINEERING LIMITED | Private company limited by shares | Live |
| FIRST TECHNOLOGY ENERGY LIMITED | Private company limited by shares | Live |
| RICH SUCCESS CONSTRUCTION ENGINEERING LIMITED | Private company limited by shares | Live |
| EXPO ENGINEERING LIMITED | Private company limited by shares | Live |
| LOGICAL ENGINEERING LIMITED | Private company limited by shares | Live |
| Spirt Design Engineering Limited | Private company limited by shares | Live |
| NEW SKY ENTERPRISES LIMITED | Private company limited by shares | Live |
| GOLD HONEST ENTERPRISES LIMITED | Private company limited by shares | Live |
| TEAM HERO ALUMINUM ENGINEERING LIMITED | Private company limited by shares | Live |