| Design First & Engineering Limited | Private company limited by shares | Live |
| YIU TUNG ELECTRIC ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| WEALTHY CONSTRUCTION ENGINEERING LIMITED | Private company limited by shares | Live |
| Hoi Kong Design Engineering Limited | Private company limited by shares | Live |
| SPEEDWAY ENGINEERING LIMITED | Private company limited by shares | Live |
| KEY BOND ENGINEERING LIMITED | Private company limited by shares | Live |
| YI SHENG ENGINEERING LIMITED | Private company limited by shares | Live |
| THERMO GREEN ENGINEERING LIMITED | Private company limited by shares | Live |
| PDV Engineering Co., Limited | Private company limited by shares | Live |
| Jun Yu Engineering Co., Limited | Private company limited by shares | Live |
| RFN ENGINEERING LIMITED | Private company limited by shares | Live |
| Ka Chi Construction Engineering Company Limited | Private company limited by shares | Live |
| JU XIAN ENGINEERING LIMITED | Private company limited by shares | Live |
| Yiu Lung Engineering Limited | Private company limited by shares | Live |
| WAI KEUNG ENGINEERING (HONG KONG) COMPANY LIMITED | Private company limited by shares | Live |
| Uptrend Construction & Engineering Limited | Private company limited by shares | Live |
| Legend Construction Engineering Company Limited | Private company limited by shares | Live |
| YIDUN (CHINA) ENGINE COMPONENT LIMITED | Private company limited by shares | Live |
| WAH ON METAL ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| MARK SIX ENGINEERING LIMITED | Private company limited by shares | Live |
| GATEWAY ENGINEERING & TRADING ENTERPRISES LIMITED | Private company limited by shares | Live |
| IVY ENGINEERING CO., LIMITED | Private company limited by shares | Live |
| WAI HO E&M ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| INNOVATIVE ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| CF ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| Ming Ngai Engineering Company Limited | Private company limited by shares | Live |
| May Go Electrical Engineering Company Limited | Private company limited by shares | Live |
| KWAN MEI ENGINEERING LIMITED | Private company limited by shares | Live |
| WANG YIU ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| CREATIVE SKY ENGINEERING HK COMPANY LIMITED | Private company limited by shares | Live |
| BEST WOOD DESIGN ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| AIM FIT ENGINEERING LIMITED | Private company limited by shares | Live |
| ART TALENT ENGINEERING SERVICE LIMITED | Private company limited by shares | Live |
| Wang To Engineering Limited | Private company limited by shares | Live |
| WAN CHI ENGINEERING CO., LIMITED | Private company limited by shares | Live |
| Jujin Machinery Engineering Limited | Private company limited by shares | Live |
| Ming Kwan Engineering Company Limited | Private company limited by shares | Live |
| EVER DELUXE ENGINEERING LIMITED | Private company limited by shares | Live |
| ABLE DRAGON ENGINEERING LIMITED | Private company limited by shares | Live |
| HONEST SMART ENGINEERING LIMITED | Private company limited by shares | Live |
| NICE RICH ENGINEERING LIMITED | Private company limited by shares | Live |
| SKY GLORY ENGINEERING LIMITED | Private company limited by shares | Live |
| SURE GROUP ENGINEERING LIMITED | Private company limited by shares | Live |
| DALIAN OCEANUS ENGINEERING CO., LIMITED | Private company limited by shares | Live |
| Fusion Engine Technology Co., Limited | Private company limited by shares | Live |
| Corich Engineering and Trading Company Limited | Private company limited by shares | Live |
| FAI LUNG ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| Cheuk Hei Engineering Limited | Private company limited by shares | Live |
| Lung Kin Engineering Company Limited | Private company limited by shares | Live |
| SOUTH TIN ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| MEDIA ENGINE LIMITED | Private company limited by shares | Live |
| YUEN LIK ELECTRICAL & ENGINEERING LIMITED | Private company limited by shares | Live |
| RYER CONSTRUCTION ENGINEERING LIMITED | Private company limited by shares | Live |
| YI MAN ENGINEERING LIMITED | Private company limited by shares | Live |
| Smartech Precision Engineering Co., Limited | Private company limited by shares | Live |
| WAH KIU ENGINEERING (HONG KONG) LIMITED | Private company limited by shares | Live |
| ON TIME CONSTRUCTION ENGINEERING LIMITED | Private company limited by shares | Live |
| Jim Yik Engineering Limited | Private company limited by shares | Live |
| CENTURY ENGINEERING LIMITED | Private company limited by shares | Live |
| GOLDTECH CONSTRUCTION ENGINEERING LIMITED | Private company limited by shares | Live |
| MWR Engineering Co., Limited | Private company limited by shares | Live |
| RINCON ENGINEERING CO., LIMITED | Private company limited by shares | Live |
| IWS Engineering Company Limited | Private company limited by shares | Live Commenced dormancy on 19-Nov-2015 |
| BRAINSTORMING ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| Andys Engineering Company Limited | Private company limited by shares | Live |
| MERSING (CHINA) CONSTRUCTION & ENGINEERING LIMITED | Private company limited by shares | Live |
| ENGINE DOCTORS GROUP CO., LIMITED | Private company limited by shares | Live |
| GLOBAL GOLDTECH ENGINEERING LIMITED | Private company limited by shares | Live |
| ORIENTAL GOLD DRAGON ENGINEERING LIMITED | Private company limited by shares | Live |
| STARPRO ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| TEAMS ENGINEERING HK CO., LIMITED | Private company limited by shares | Live |
| RG Engineering Limited | Private company limited by shares | Live |
| URANUS ENGINEERING CONSULTANCY LIMITED | Private company limited by shares | Live |
| FOK KEE ENGINEERING LIMITED | Private company limited by shares | Live |
| WAI TAT ENGINEERING & TRADING LIMITED | Private company limited by shares | Live |
| PAKWIN ENGINEERING LIMITED | Private company limited by shares | Live |
| MING CHI ENGINEERING LIMITED | Private company limited by shares | Live |
| Rega Engineering Group Company Limited | Private company limited by shares | Live |
| CREATIVE VEHICLE ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| KENG MAN ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| Ultrahigh Engineering Company Limited | Private company limited by shares | Live |
| V MATERIAL & ENGINEERING CO., LIMITED | Private company limited by shares | Live |
| So Po Engineering Co., Limited | Private company limited by shares | Live |
| Mighty Engineering Limited | Private company limited by shares | Live |
| D & H ENGINEERING LIMITED | Private company limited by shares | Live |
| MJ ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| SKY MORAL ENGINEERING LIMITED | Private company limited by shares | Live |
| TIN MA CONSTRUCTION ENGINEERING LIMITED | Private company limited by shares | Live |
| ASTRON ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| Lee Bo Drilling Engineering Company Limited | Private company limited by shares | Live |
| XPERT CONSTRUCTION & ENGINEERING CO., LIMITED | Private company limited by shares | Live |
| COOL STAR ENGINEERING LIMITED | Private company limited by shares | Live |
| Chong Yee Engineering Limited | Private company limited by shares | Live |
| Flying Wing Engineering Company Limited | Private company limited by shares | Live |
| LI LOI DESIGN ENGINEERING LIMITED | Private company limited by shares | Live |
| TSUI HOO CONSTRUCTION ENGINEERING LIMITED | Private company limited by shares | Live |
| Holding Engineering Company Limited | Private company limited by shares | Live |
| HO FAI ELECTRICAL ENGINEERING LIMITED | Private company limited by shares | Live |
| Muk Jip Electric Engineering Limited | Private company limited by shares | Live |
| Chi Ming Design & Engineering Company Limited | Private company limited by shares | Live |