| Diversity Engineering Co. Limited | Private company limited by shares | Live |
| ALLIANCE ENGINEERING GROUP LIMITED | Private company limited by shares | Live |
| WAI KIM CONSTRUCTION ENGINEERING LIMITED | Private company limited by shares | Live |
| SAMPAN ENGINEERING LIMITED | Private company limited by shares | Live |
| Mao Chong Engineering Company Limited | Private company limited by shares | Live |
| SUPERPOWER ENGINEERING LIMITED | Private company limited by shares | Live |
| FUKUSHO ENGINEERING LIMITED | Private company limited by shares | Live |
| Chongtai Engineering Company Limited | Private company limited by shares | Live |
| Ocean Engineering (Hong Kong) Limited | Private company limited by shares | Live |
| HONGKONG NEW ENGINE COMMERCIAL CO., LIMITED | Private company limited by shares | Live |
| XIN LOK AIR CONDITIONING ENGINEERING CO., LIMITED | Private company limited by shares | Live |
| Yi Tong Engineering Company Limited | Private company limited by shares | Live |
| MASTER ENGINEERING (ASIA) COMPANY LIMITED | Private company limited by shares | Live |
| Fruition Engineering Limited | Private company limited by shares | Live |
| Dechuen Engineering Limited | Private company limited by shares | Live |
| ENGINEERING TECHNOLOGIES CO., LIMITED | Private company limited by shares | Live |
| Wui To Electrical Engineering Limited | Private company limited by shares | Live |
| BTY Engineering Co., Limited | Private company limited by shares | Live |
| Shengyan Construction Engineering Co., Limited | Private company limited by shares | Live |
| Lost Trade Engineering Limited | Private company limited by shares | Live |
| SUCCESS WEALTH ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| RICH BLOOM ENGINEERING LIMITED | Private company limited by shares | Live |
| WAE GEI ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| WELL POWER SOLAR ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| Yat Yuet Engineering Limited | Private company limited by shares | Live |
| Sam Miu Engineering Limited | Private company limited by shares | Live |
| TAT LEE TRANSPORTATION & ENGINEERING LIMITED | Private company limited by shares | Live |
| HYATT ENGINEERING LIMITED | Private company limited by shares | Live |
| INTEGRATED ENGINEERING LIMITED | Private company limited by shares | Live |
| ZI JIE ENGINE TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| KEENTECH ELECTRICAL ENGINEERING LIMITED | Private company limited by shares | Live |
| LEE CHAU CONSTRUCTION ENGINEERING LIMITED | Private company limited by shares | Live |
| Skypro Construction Design and Consultancy Engineering Company Limited | Private company limited by shares | Live |
| Che Wing Construction Engineering Limited | Private company limited by shares | Live |
| BIN KEE ENGINEERING LIMITED | Private company limited by shares | Live |
| Yan Fat Engineering Co Limited | Private company limited by shares | Live |
| Wah Lok Design & Engineering Company Limited | Private company limited by shares | Live |
| CSC Robotic Engineering Limited | Private company limited by shares | Live |
| GAINFIELD ENGINEERING LIMITED | Private company limited by shares | Live |
| YING SHENG E&M ENGINEERING LIMITED | Private company limited by shares | Live |
| June Art Engineering Company Limited | Private company limited by shares | Live |
| WAI CHON ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| CM CONSTRUCTION ENGINEERING LIMITED | Private company limited by shares | Live |
| Art-Work Engineering & Construction Company Limited | Private company limited by shares | Live |
| Hap Tai Electrical Engineering Limited | Private company limited by shares | Live |
| WISE CHOICE ENGINEERING LIMITED | Private company limited by shares | Live |
| Wing Tai Construction Engineering Limited | Private company limited by shares | Live |
| Skyworks Engineering Company Limited | Private company limited by shares | Live |
| WAPO Engineering Company Limited | Private company limited by shares | Live |
| Osom Engineering Company Limited | Private company limited by shares | Live |
| SUNYOU ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| MinLin Design Engineering Company Limited | Private company limited by shares | Live |
| Team Right Engineering Limited | Private company limited by shares | Live |
| Ho Wang Engineering Limited | Private company limited by shares | Live |
| JR ENGINEERS LIMITED | Private company limited by shares | Live |
| Seong Muk Engineering Limited | Private company limited by shares | Live |
| Galaxy Engineering (Hong Kong) Company Limited | Private company limited by shares | Live |
| Hongzhi Construction Engineering Co ., Limited | Private company limited by shares | Live |
| Well Creative Engineering Co. Limited | Private company limited by shares | Live |
| WTT ENGINEERING LIMITED | Private company limited by shares | Live |
| SEL ENGINEERING LIMITED | Private company limited by shares | Live |
| Hang Ta Engineering Limited | Private company limited by shares | Live |
| DAY STAR ENGINEERING LIMITED | Private company limited by shares | Live |
| WIN NICE ENGINEERING LIMITED | Private company limited by shares | Live |
| MAN LOK ENGINEERING LIMITED | Private company limited by shares | Live |
| WAKELEY ENGINEERING NEW COMPANY LIMITED | Private company limited by shares | Live |
| PAKEE ENGINEERING (CHINA HK) LIMITED | Private company limited by shares | Live |
| KEE WAH ENGINEERING LIMITED | Private company limited by shares | Live |
| LAPSON ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| Magical Art Engineering Design Company Limited | Private company limited by shares | Live |
| New Grand Engineering Limited | Private company limited by shares | Live |
| MCH ENGINEERING LIMITED | Private company limited by shares | Live |
| JR Engineering Limited | Private company limited by shares | Live |
| CHIU YUE CONSTRUCTION ENGINEERING LIMITED | Private company limited by shares | Live |
| iDreamHouse Construction & Engineering Company Limited | Private company limited by shares | Live |
| KY DESIGN AND ENGINEERING LIMITED | Private company limited by shares | Live |
| Open Ocean Engineering Limited | Private company limited by shares | Live |
| SDD ENGINEERING Limited | Private company limited by shares | Live |
| OKAY Engineering Limited | Private company limited by shares | Live |
| KARE SYSTEM ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| Revolution Engineering Limited | Private company limited by shares | Live |
| STAR RICH ENGINEERING LIMITED | Private company limited by shares | Live |
| SASKAN ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| SL2 ENGINEERING LIMITED | Private company limited by shares | Live |
| Ming Yu Engineering Co. Limited | Private company limited by shares | Live |
| SMA Engineering Limited | Private company limited by shares | Live |
| HIGHMAN ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| METALS ENGINEERING CO., LIMITED | Private company limited by shares | Live |
| FRIENDS ENGINEERING LIMITED | Private company limited by shares | Live |
| CUMMINS (HK) ENGINE GROUP CO., LIMITED | Private company limited by shares | Live |
| New Times Design Engineering Company Limited | Private company limited by shares | Live |
| Lee Fat Demolition Engineering Limited | Private company limited by shares | Live |
| Kai Fat Construction Engineering Limited | Private company limited by shares | Live |
| TOP ENGINE HK LIMITED | Private company limited by shares | Live |
| FUJIAN VICTORY STAR HARBOUR ENGINEERING LIMITED | Private company limited by shares | Live |
| NOGA ENGINEERING LIMITED | Private company limited by shares | Live |
| LORCHA Engineering Design Limited | Private company limited by shares | Live |
| CHI CHUNG ENGINEERING LIMITED | Private company limited by shares | Live |
| NICEWAY E & M ENGINEERING LIMITED | Private company limited by shares | Live |
| MA-22 Engineering Company Limited | Private company limited by shares | Live |