| LONG WEALTH CONSTRUCTION & ENGINEERING LIMITED | Private company limited by shares | Live |
| EASTERN HARBOUR ENGINEERING MANAGEMENT LIMITED | Private company limited by shares | Live |
| WAH KEE RESTAURANTS ENTERPRISE LIMITED | Private company limited by shares | Dissolved |
| LOI MAN ENTERPRISE COMPANY LIMITED | Private company limited by shares | Dissolved |
| NORTH MORNING ENVIRONMENTAL (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| JINZUO TRAFFIC ENERGY CONSTRUCTION LIMITED | Private company limited by shares | Dissolved |
| GALA ENGINEERING & RESEARCH LIMITED | Private company limited by shares | Dissolved |
| PARKER ENGINEERING LIMITED | Private company limited by shares | Live |
| XIN DA ENTERPRISE LIMITED | Private company limited by shares | Dissolved |
| SOURCE ENGINE ASIA LIMITED | Private company limited by shares | Live |
| IN-DEPTH CONSTRUCTION & ENGINEERING LIMITED | Private company limited by shares | Live |
| RUSHWORTH ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| VANDA ENGINEERING LIMITED | Private company limited by shares | Live |
| SANE ENGINEERING CO. LIMITED | Private company limited by shares | Live |
| O M ENTERPRISES LIMITED | Private company limited by shares | Live |
| KIN CHE ENGINEERING & MATERIALS COMPANY LIMITED | Private company limited by shares | Live |
| YCY DESIGN & ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| ENGLISHWAY LIMITED | Private company limited by shares | Dissolved |
| SZE MUI ENGINEERING LIMITED | Private company limited by shares | Live |
| MILLION MERIT PROFESSION ENVIRONMENTAL PROTECTION LIMITED | Private company limited by shares | Live |
| ENGHOOD INTERNATIONAL GROUP CO., LIMITED | Private company limited by shares | Dissolved |
| SUN YU CHAU E&M ENGINEERING LIMITED | Private company limited by shares | Live |
| ENERGEIA COMPANY LIMITED | Private company limited by shares | Dissolved |
| SUM TAT ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| EXCELLENT REGENT ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| LANDRICH ENGINEERING LIMITED | Private company limited by shares | Live |
| T. L. FORCE ENGINEERING (MACAU) COMPANY LIMITED | Private company limited by shares | Dissolved |
| WELLY GLORY ENVIRONMENT LIMITED | Private company limited by shares | Dissolved |
| CORRIDOR CONSTRUCTION ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| WEI HO ENTERPRISE LIMITED | Private company limited by shares | Live |
| ROYCE POWER ENGINEERING LIMITED | Private company limited by shares | Live |
| WINCO ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| MASTER ENGINEERING LIMITED | Private company limited by shares | Live |
| ENLIGHTING COMPANY LIMITED | Private company limited by shares | Dissolved |
| EASTFIELD ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| LEUNG TAT ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| JOLLY ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| YU HING ENGINEERING COMPANY LIMITED | Private company limited by shares | Dissolved |
| EVER RICH E&M ENGINEERING CO. LIMITED | Private company limited by shares | Live |
| UNITEX ENTERPRISE LIMITED | Private company limited by shares | Live |
| ELEGANCE CONSTRUCTION ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| OCEAN ASCENT ENTERPRISE LIMITED | Private company limited by shares | Dissolved |
| CROWN DRAGON ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| SHEK DAO ENGINEERING COMPANY LIMITED | Private company limited by shares | Dissolved |
| CREATIVE POWER ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| BGP ENVIRONMENTAL TECHNOLOGY (CHINA) LIMITED | Private company limited by shares | Live |
| BOSUM ENTERPRISES LIMITED | Private company limited by shares | Live |
| UNIONTEX ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| GENERAL SUCCESS ENTERPRISE LIMITED | Private company limited by shares | Dissolved |
| KALLY ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| BLOSSOMY ENVIRONMENTAL PROTECTION (GROUP) LIMITED | Private company limited by shares | Dissolved |
| YAT FAI CONSTRUCTION AND ENGINEERING COMPANY LIMITED | Private company limited by shares | Dissolved |
| CHINA WESTERN ENERGY INVESTMENT LIMITED | Private company limited by shares | Live |
| UNIMAX ENGINEERING LIMITED | Private company limited by shares | Live |
| SWANEE ENGINEERING (CHINA) LIMITED | Private company limited by shares | Live |
| KEY ENGINEERING COMPANY LIMITED | Private company limited by shares | Dissolved |
| KAM FAT ENGINEERING LIMITED | Private company limited by shares | Live |
| P&T ENVIRONMENTAL SERVICE CO., LIMITED | Private company limited by shares | Dissolved |
| KINGVIEW ENVIRONMENT TECHNOLOGY COMPANY LIMITED | Private company limited by shares | Dissolved |
| JACKWIN ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| ENVIRONMENT AND NATURE PROTECTION ASSOCIATION LIMITED | Company limited by guarantee | Live |
| GLOBAL ENVIRONMENT LIMITED | Private company limited by shares | Dissolved |
| MING SHIN ENTERPRISES LIMITED | Private company limited by shares | Live |
| JH ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| CHINA ENDIAMA INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| WAI SAN ENTERPRISE COMPANY LIMITED | Private company limited by shares | Live |
| W. K. CONSTRUCTION ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| PTE ENGINEERING LIMITED | Private company limited by shares | Live |
| CHUNG KONG MARBLE ENGINEERING LIMITED | Private company limited by shares | Live |
| ENTREPRENEUR SERVICE GROUP (CHINA) LIMITED | Private company limited by shares | Dissolved |
| TANON ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| KINGLY ENERGY HOLDING LIMITED | Private company limited by shares | Dissolved |
| STRAND ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| CHINA ENVIRONMENT MANAGEMENT CONSULTING LIMITED | Private company limited by shares | Live |
| YUEN KAU ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| ENVIRO SOLUTIONS (HK) LIMITED | Private company limited by shares | Dissolved |
| KUI FAT ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| MODERN ULTRASONIC ENGINEERING (HONG KONG) COMPANY LIMITED | Private company limited by shares | Live |
| VISION ENGINEERING LIMITED | Private company limited by shares | Live |
| UNICEN ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| LAPSON ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| TIME LINK ENTERPRISE LIMITED | Private company limited by shares | Dissolved |
| WAI CHEUK ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| Birket Engineering (Hong Kong) Limited | Private company limited by shares | Live |
| KAI WING CONSTRUCTION & ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| WATERLINE TECHNOLOGY ENGINEERING LIMITED | Private company limited by shares | Live |
| HOP KWAN ENGINEERING CO. LIMITED | Private company limited by shares | Live |
| LUK'S ENGINEERING COMPANY LIMITED | Private company limited by shares | Dissolved |
| OBO DESIGN & ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| EAST CAPITAL ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| POWERPO ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| NEW TIME ENTERPRISES LIMITED | Private company limited by shares | Live |
| GRAND LINK ENTERPRISES LIMITED | Private company limited by shares | Live |
| SKY ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| GREEN CENTURY ENVIRONMENTAL TECHNOLOGY LIMITED | Private company limited by shares | Live |
| GEOLOGY CONSTRUCTION & ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| PANTER'S ENGINEERING COMPANY LIMITED | Private company limited by shares | Dissolved |
| WELLSYS ENGINEERING LIMITED | Private company limited by shares | Live |
| DRAGON SKY ENTERPRISE INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| MINGS PLUS ENTERPRISE COMPANY LIMITED | Private company limited by shares | Live |