| BAI HO ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| EASTERN ALLIANCE ENGINEERING LIMITED | Private company limited by shares | Live |
| P & B ENGINEERING LIMITED | Private company limited by shares | Live |
| J & L ENGINEERING CO. LIMITED | Private company limited by shares | Live |
| KIN KAY MACHINERY ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| HORIZON CONSTRUCTION ENGINEERING LIMITED | Private company limited by shares | Live |
| YATA AIR CONDITIONING ENGINEERING COMPANY LIMITED | Private company limited by shares | Dissolved |
| NEW CONCEPTS ENGINEERING LIMITED | Private company limited by shares | Live |
| HANG FAI SCAFFOLDING ENGINEERING LIMITED | Private company limited by shares | Live |
| WANG IP SCAFFOLDING ENGINEERING LIMITED | Private company limited by shares | Live |
| YUKI ENGINEERING CO., LIMITED | Private company limited by shares | Live |
| SKY WISE ENGINEERING LIMITED | Private company limited by shares | Live |
| CHUNG KONG CONSTRUCTION ENGINEERING LIMITED | Private company limited by shares | Live |
| W ENGINEERING (HONG KONG) LIMITED | Private company limited by shares | Live |
| Web Engineering Business Limited | Private company limited by shares | Live |
| Qi Sheng Engineering Machinery Parts Co., Limited | Private company limited by shares | Live |
| HeLi Ocean Engineering Limited | Private company limited by shares | Live |
| WISDOM ENGINEERING TECHNOLOGY LIMITED | Private company limited by shares | Live |
| MAN TAI ELECTRICAL ENGINEERING LIMITED | Private company limited by shares | Live |
| KOON CHEUK ENGINEERING LIMITED | Private company limited by shares | Live |
| Christopher Jack Rock Engineering Limited | Private company limited by shares | Dissolved |
| MOSYNC ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| Dai On Engineering Co. Limited | Private company limited by shares | Live |
| KEYMAN MECHANICAL ENGINEERING LIMITED | Private company limited by shares | Live |
| ABLE CONCEPT ENGINEERING LIMITED | Private company limited by shares | Live |
| LUCKY FAME ENGINEERING LIMITED | Private company limited by shares | Live |
| SUNNY NICE ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| KWAN YIP ENGINEERING LIMITED | Private company limited by shares | Live |
| CHAMPION ONE CONSTRUCTION AND ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| WAI TAT APPLIANCE ENGINEERING LIMITED | Private company limited by shares | Live |
| LIN ENGINEERING CO., LIMITED | Private company limited by shares | Live |
| HO CHI ELECTRICAL ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| AOLIAN PETROCHEMICAL ENGINEERING (CHINA) LIMITED | Private company limited by shares | Live |
| WIN SURPLUS CONSTRUCTION ENGINEERING LIMITED | Private company limited by shares | Live |
| M&M DESIGN & ENGINEERING LIMITED | Private company limited by shares | Live |
| DRAGON WIN ENGINEERING LIMITED | Private company limited by shares | Live |
| LONG ENGINEERING LIMITED | Private company limited by shares | Live |
| LONGFAITH CONSTRUCTION ENGINEERING LIMITED | Private company limited by shares | Live |
| HD MECHANICAL ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| KT CONSTRUCTION ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| P&DWORKS PRECISION ENGINEERING CO., LIMITED | Private company limited by shares | Live |
| SI LOK ENGINEERING LIMITED | Private company limited by shares | Live |
| Yin Wang Engineering Company Limited | Private company limited by shares | Live |
| Sunrise Engineering & Design Limited | Private company limited by shares | Live |
| DEAN ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| C & L Design Engineering Company Limited | Private company limited by shares | Live |
| MASHA ENGINEERING LIMITED | Private company limited by shares | Live |
| MING HING CONSTRUCTION ENGINEERING LIMITED | Private company limited by shares | Live |
| TUNG KONG ENGINEERING LIMITED | Private company limited by shares | Live |
| P.ZENG ENGINEERING CENTER LIMITED | Private company limited by shares | Live |
| MOON WIN SCAFFOLDING ENGINEERING LIMITED | Private company limited by shares | Live |
| CAPILION RE ENGINEERING LIMITED | Private company limited by shares | Live |
| Zhuo Ang Engineering Limited | Private company limited by shares | Live |
| GREENBIM ENGINEERING LIMITED | Private company limited by shares | Live |
| Daylong Engineering Limited | Private company limited by shares | Live |
| Ho Kit Engineering Holding Company Limited | Private company limited by shares | Live |
| ASIA ENGINEERING (CHINA) LIMITED | Private company limited by shares | Live |
| ASIA ENGINEERING GROUP LIMITED | Private company limited by shares | Live |
| PING KEE (STRUCTURAL IRON) ENGINEERING LIMITED | Private company limited by shares | Live |
| TOU CHI ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| EVER WAY ENGINEERING LIMITED | Private company limited by shares | Live |
| KINGTEX ENGINEERING LIMITED | Private company limited by shares | Live |
| Thinkthing Engineering Studio Limited | Private company limited by shares | Live |
| CAPITAL RIGHT ENGINEERING LIMITED | Private company limited by shares | Live |
| WING HIN ENGINEERING LIMITED | Private company limited by shares | Live |
| JETSTAR ENGINEERING TECHNOLOGY LIMITED | Private company limited by shares | Live |
| LEADPOWER ENGINEERING LIMITED | Private company limited by shares | Live |
| YUKFUN ELECTRICAL ENGINEERING LIMITED | Private company limited by shares | Live |
| K.E.T. ENGINEERING LIMITED | Private company limited by shares | Live |
| COMMON SENSE ENGINEERING LIMITED | Private company limited by shares | Live |
| SUNRISE CONSTRUCTION ENGINEERING LIMITED | Private company limited by shares | Live |
| HAPTOP ENGINEERING CO., LIMITED | Private company limited by shares | Live |
| WING HOP ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| SAGARMATHA ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| Sci-Mech Engineering Service Limited | Private company limited by shares | Live |
| POWER LUX ENGINEERING CO., LIMITED | Private company limited by shares | Dissolved |
| EASY CHARM ENGINEERING LIMITED | Private company limited by shares | Live |
| MILLION POWER ENGINEERING LIMITED | Private company limited by shares | Live |
| NICEWORK ENGINEERING LIMITED | Private company limited by shares | Live |
| WIN RICH ENGINEERING LIMITED | Private company limited by shares | Live |
| SUSHI EXHIBITION ENGINEERING CO., LIMITED | Private company limited by shares | Live |
| HARMONY CONSTRUCTION MATERIALS ENGINEERING LIMITED | Private company limited by shares | Live |
| TAK LI MATERIAL ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| CREATIVE IN DIGITAL ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| DECORO ENGINEERING LIMITED | Private company limited by shares | Live |
| MEGA CONSTRUCTION & ENGINEERING LIMITED | Private company limited by shares | Live |
| LPJ Standard Oil Engineering Limited | Private company limited by shares | Live |
| NIK ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| KLW ENGINEERING LIMITED | Private company limited by shares | Live |
| INFRACABLE ENGINEERING LIMITED | Private company limited by shares | Live |
| MING HANG ENGINEERING LIMITED | Private company limited by shares | Live |
| CABLEKING ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| TOPSUN ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| AKS Engineering Limited | Private company limited by shares | Live |
| LIN HING ENGINEERING LIMITED | Private company limited by shares | Live |
| FANG YAN MACHINERY ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| MBASE ENGINEERING LIMITED | Private company limited by shares | Live |
| YI LIN ENGINEERING (HONG KONG) LIMITED | Private company limited by shares | Live |
| Ying Jin Engineering Limited | Private company limited by shares | Live |
| GEM STAR ENGINEERING (HONG KONG) LIMITED | Private company limited by shares | Live |