| GOOD CROWN ENGINEERING LIMITED | Private company limited by shares | Live |
| GOOD TIME ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| WELL HONEST ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| COMFORT SMART DESIGN ENGINEERING LIMITED | Private company limited by shares | Live |
| HIP KWAN ENGINEERING COMPANY LIMITED | Private company limited by shares | Dissolved |
| LEI TO AIR CONDITIONING ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| KIN CHUEN ELECTRIC ENGINEERING LIMITED | Private company limited by shares | Live |
| SPLENDID ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| GLORIOUS CHINA ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| WAI LEE ENGINEERING (HONG KONG) LIMITED | Private company limited by shares | Live |
| WAH YU ENGINEERING LIMITED | Private company limited by shares | Live |
| Kension Engineering Company Limited | Private company limited by shares | Live |
| ALL BEST ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| HKHS ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| WING TAT ELECTRICAL ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| VTECH ENGINEERING PTE LIMITED | Private company limited by shares | Live |
| ECO ASIA ENGINEERING COMPANY LIMITED | Private company limited by shares | Dissolved |
| TRIOELECTRIC ENGINEERING LIMITED | Private company limited by shares | Live |
| HK RCB ENGINEERING CONSULTING & SERVICE CO., LIMITED | Private company limited by shares | Live |
| MAN SENG MACHINERY ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| TADELA ENGINEERING CO., LIMITED | Private company limited by shares | Dissolved |
| MAX GAIN ENGINEERING LIMITED | Private company limited by shares | Live |
| KARTEX ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| SANLING ENGINE (CHINA) LIMITED | Private company limited by shares | Dissolved |
| ASIAN EUROPEAN ENGINEERING LIMITED | Private company limited by shares | Live |
| EASY TAK ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| Ruitek Engineering Company Limited | Private company limited by shares | Live |
| GLOBAL SOLAR ENGINEERING LIMITED | Private company limited by shares | Live |
| WILDDESIGN ENGINEERING HONG KONG LIMITED | Private company limited by shares | Dissolved |
| JR Engineering Limited | Private company limited by shares | Dissolved |
| DYNASTY DESIGN ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| DRAGON TIME ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| WEALTH SUCCESS ENGINEERING LIMITED | Private company limited by shares | Live |
| BEST GOLD ENGINEERING LIMITED | Private company limited by shares | Live |
| HAFELE ENGINEERING ASIA LIMITED | Private company limited by shares | Live |
| HANG FAT AIR CONDITIONING ENGINEERING LIMITED | Private company limited by shares | Live |
| Tung Lok Engineering (Maintenance) Company Limited | Private company limited by shares | Dissolved |
| GOLD LEADER ENGINEERING LIMITED | Private company limited by shares | Live |
| ADVANCED ECO ENGINEERING LIMITED | Private company limited by shares | Live |
| Million View Engineering Limited | Private company limited by shares | Live |
| HK HONGHAO MARINE ENGINEERING LIMITED | Private company limited by shares | Live |
| Xin Yuan Engineering Design Company Limited | Private company limited by shares | Live |
| LONGWELL CONSTRUCTION ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| Top A Electrical Engineering Company Limited | Private company limited by shares | Live |
| TRUSTY ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| HUNT ENGINE CONSULTANT LIMITED | Private company limited by shares | Live |
| DA HUA POWER ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| SUN LOK ENGINEERING LIMITED | Private company limited by shares | Live |
| SURESMART ENGINEERING TECHNOLOGY COMPANY LIMITED | Private company limited by shares | Dissolved |
| GOLD BEST ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| BEST FORD ENGINEERING LIMITED | Private company limited by shares | Live |
| Wan Lee Construction Engineering Limited | Private company limited by shares | Live |
| WEICHENG ENGINEERING CONSULTING LIMITED | Private company limited by shares | Live |
| GLOBAL MACHINERY ENGINEERING CONSULTING LIMITED | Private company limited by shares | Dissolved |
| RIGHT POINT ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| VICTORY ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| AC Engineering Limited | Private company limited by shares | Dissolved |
| SAN WO CONSTRUCTION ENGINEERING LIMITED | Private company limited by shares | Live |
| Yuk Kee Engineering Company Limited | Private company limited by shares | Live |
| WING KEI ELECTRIC ENGINEERING LIMITED | Private company limited by shares | Live |
| TS ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| NICE CONSTRUCTION & ENGINEERING LIMITED | Private company limited by shares | Live |
| KIF Architecture Design & Engineering Limited | Private company limited by shares | Dissolved |
| SENG NGAI M&E ENGINEERING LIMITED | Private company limited by shares | Live |
| Lai Lim Engineering Limited | Private company limited by shares | Dissolved |
| ZENIT ASIA ENGINEERING LIMITED | Private company limited by shares | Live |
| GUANG YANG ENGINE CO., LIMITED | Private company limited by shares | Dissolved |
| Wo Lee Air-Condition Electrical Engineering Limited | Private company limited by shares | Live |
| ELITE CONCEPT ENGINEERING LIMITED | Private company limited by shares | Live |
| Fame Max Engineering Limited | Private company limited by shares | Dissolved |
| EVERBOND ENGINEERING LIMITED | Private company limited by shares | Live |
| Steady Pool & Sauna Engineering Limited | Private company limited by shares | Live |
| MILLENNIUM ENGINEERING (HONG KONG) COMPANY LIMITED | Private company limited by shares | Live |
| BOLDIN ENGINEERING CONSULTING LIMITED | Private company limited by shares | Live |
| Eason Industrial Engineering Co., Limited | Private company limited by shares | Live |
| CHINA DIESEL ENGINE GROUP LIMITED | Private company limited by shares | Live |
| TIN YAT SCAFFOLDING ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| Wah Koon Design Engineering Limited | Private company limited by shares | Live |
| KIN MAN ELECTRICAL ENGINEERING LIMITED | Private company limited by shares | Live |
| CHAMPION CENTURY ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| SHIU WAH ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| HO CHONG ENGINEERING LIMITED | Private company limited by shares | Live |
| BUN FUN ENGINEERING LIMITED | Private company limited by shares | Live |
| TACSON CONSTRUCTION ENGINEERING LIMITED | Private company limited by shares | Live |
| MP CONSTRUCTION & ENGINEERING COMPANY LIMITED | Private company limited by shares | Dissolved |
| Engineering Machinery (Korea) Limited | Private company limited by shares | Live |
| Kam To Engineering Co Limited | Private company limited by shares | Live |
| Sun Fai Cleaning & Engineering Co. Limited | Private company limited by shares | Live |
| WAI TAI ENGINEERING LIMITED | Private company limited by shares | Live |
| Good Plan Technology & Engineering Limited | Private company limited by shares | Live Commenced dormancy on 22-Apr-2015 |
| JIANGSU DIESEL ENGINE POWER SHARE GROUP CO., LIMITED | Private company limited by shares | Live |
| WING HING WATERWORKS ENGINEERING LIMITED | Private company limited by shares | Live |
| FLASH ENGINEERING LIMITED | Private company limited by shares | Live |
| HING TAT ENGINEERING (HONG KONG) LIMITED | Private company limited by shares | Live |
| SOHO ENGINEERING CONSULTANCY LIMITED | Private company limited by shares | Dissolved |
| HAYCO ENGINEERING LIMITED | Private company limited by shares | Live |
| K-ART ENGINEERING COMPANY LIMITED | Private company limited by shares | Dissolved |
| YIP KEE ENGINEERING LIMITED | Private company limited by shares | Live |
| GLOBAL RICH ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| LONGWIN ENGINEERING LIMITED | Private company limited by shares | Dissolved |