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| A MEN TO DESIGN & ENGINEERING LIMITED | Private company limited by shares | Live |
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| WAH TAK ENTITY LIMITED | Private company limited by shares | Live |
| Yau Tai Enterprise Limited | Private company limited by shares | Live |
| Teddieson Engineering Limited | Private company limited by shares | Live |
| RICH ENJOY LIMITED | Private company limited by shares | Live |
| TONG XHON ENGINEERING LIMITED | Private company limited by shares | Live |
| Wing Lee Kong Shum Engineering Limited | Private company limited by shares | Live |
| Enhance Industry Co., Limited | Private company limited by shares | Live |
| M & C Design Engineering Company Limited | Private company limited by shares | Live |
| ON FAI ENGINEERING (HONG KONG) LIMITED | Private company limited by shares | Live |
| HM ENVIRONMENTAL TECHNOLOGIES (CONTRACTING) LIMITED | Private company limited by shares | Live |
| KIM ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| SUN SHENG ENGINEERING LIMITED | Private company limited by shares | Live |
| GLORY HONEST CONSTRUCTION ENGINEERING LIMITED | Private company limited by shares | Live |
| EXCELLENT SMART CONSTRUCTION ENGINEERING LIMITED | Private company limited by shares | Live |
| EXCELLENT MARK ENTERPRISES LIMITED | Private company limited by shares | Live |
| GOLD POINT ENGINEERING LIMITED | Private company limited by shares | Live |
| Target Honor Enterprise Limited | Private company limited by shares | Live |
| Hi-Five Entertainment Limited | Private company limited by shares | Live |
| KUN KEE ENGINEERING CO. LIMITED | Private company limited by shares | Live |
| ENRICH POWER INTERNATIONAL LIMITED | Private company limited by shares | Live |
| HH ENTERPRISE LIMITED | Private company limited by shares | Live |
| ENWAVE TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| JOLLY ENERGY LIMITED | Private company limited by shares | Live |
| CHARM NICE ENTERPRISES LIMITED | Private company limited by shares | Live |
| CROWN LUCK ENTERPRISES LIMITED | Private company limited by shares | Live |
| SAN FAI ENVIRONMENTAL CLEANING SERVICE LIMITED | Private company limited by shares | Live |
| RSC ENVIRONMENT LIMITED | Private company limited by shares | Live |
| Galaxy Solar Energy Co., Limited | Private company limited by shares | Live |
| ENERGY CENTURY LIMITED | Private company limited by shares | Live |
| NOTION ENGINEERING LIMITED | Private company limited by shares | Live |
| Godortec Engineering Limited | Private company limited by shares | Live |
| Julion Engineering Machinery Co., Limited | Private company limited by shares | Live |
| BRIGHTON ENGINEERING CO. LIMITED | Private company limited by shares | Live |
| NBT Engineering Group Limited | Private company limited by shares | Live |
| Xin Yue Technology Environment Limited | Private company limited by shares | Live |
| TALENT FOCUS ENGINEERING LIMITED | Private company limited by shares | Live |
| Vietnam Energy Consulting Limited | Private company limited by shares | Live |
| MASSIVE ELECTRICAL ENGINEERING CO. LIMITED | Private company limited by shares | Live |
| Breathing Environment Technology (HK) Co., LIMITED | Private company limited by shares | Live |
| UNITED ENVIRONMENTAL COMPANY LIMITED | Private company limited by shares | Live |
| NEWCITY CONSTRUCTION ENGINEERING LIMITED | Private company limited by shares | Live |
| CONTIOCEAN ENVIRONMENT TECH CO., LIMITED | Private company limited by shares | Live |
| YIU KEE ENGINEERING (HONG KONG) COMPANY LIMITED | Private company limited by shares | Live |
| Moore Engineering Co., Limited | Private company limited by shares | Live |
| Sum Wui Engineering Limited | Private company limited by shares | Live |
| PAK YEUNG ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| FORTUNE SENSE ENTERPRISES LIMITED | Private company limited by shares | Live |
| ENPEI TRADE LIMITED | Private company limited by shares | Live |
| WEALTHY HERO ENTERPRISE LIMITED | Private company limited by shares | Live |
| AZC ENTERPRISE LIMITED | Private company limited by shares | Live |
| Best Engineering Design Company Limited -The- | Private company limited by shares | Live |
| HC ENERGY LIMITED | Private company limited by shares | Live |
| HAS Entertainment Limited | Private company limited by shares | Live |
| CENTURY ENGINE (HONG KONG) LIMITED | Private company limited by shares | Live |
| BEST ENGINEERING GROUP LIMITED | Private company limited by shares | Live |
| CHINESE ENTREPRENEURS FEDERATION LIMITED | Company limited by guarantee | Live |
| HAOXIN ENTERPRISE CO., LIMITED | Private company limited by shares | Live |
| TUNG DAT AIR CONDITION ENGINEERING LIMITED | Private company limited by shares | Live |
| HONG KONG INSTITUTION OF CONSTRUCTION ENGINEERS LIMITED | Private company limited by shares | Live |
| HK HO YIN METAL ENGINEERING LIMITED | Private company limited by shares | Live |
| EnPro Limited | Private company limited by shares | Live |
| YAU KIM ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| LEGEND INVESTMENTS ENTERPRISE LIMITED | Private company limited by shares | Live |
| HP Telford Envirotech Group Limited | Private company limited by shares | Live |
| GLOBAL BEST ENGINEERING LIMITED | Private company limited by shares | Live |
| KS Electric Engineering Limited | Private company limited by shares | Live |
| Ocean Engineering & Trading Company Limited | Private company limited by shares | Live |
| CENTURY MAX ENTERPRISES LIMITED | Private company limited by shares | Live |
| GRAND GLORY ENTERPRISES LIMITED | Private company limited by shares | Live |
| MING CAPITAL ENTERPRISES LIMITED | Private company limited by shares | Live |
| DRAGON VICTORY ENTERPRISES LIMITED | Private company limited by shares | Live |
| Glory Energy Capital Limited | Private company limited by shares | Live |
| KETSO ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| CREATIVE TEAM ENGINEERING LIMITED | Private company limited by shares | Live |
| GOOD HONEST ENGINEERING LIMITED | Private company limited by shares | Live |
| GRAND WEALTH ENTERPRISE LIMITED | Private company limited by shares | Live |
| MASTER SKY ENVIRONMENTAL SOLUTIONS LIMITED | Private company limited by shares | Live |
| Dahua Environmental Sci-Tech (HK) Limited | Private company limited by shares | Live |
| WEALTHY SUCCESS ENTERPRISE LIMITED | Private company limited by shares | Live |
| SURE WISE ENGINEERING LIMITED | Private company limited by shares | Live |
| SMART LUCK ENTERPRISE LIMITED | Private company limited by shares | Live |
| Ivy Green Energy Limited | Private company limited by shares | Live |
| Saker Energy Resources Limited | Private company limited by shares | Live |
| KuanHong Engineering Limited | Private company limited by shares | Live |
| M&M Sports and Entertainment Limited | Private company limited by shares | Live |
| LULUDA ENGINEERING MACHINERY CO., LIMITED | Private company limited by shares | Live |
| TONG TAI CONSTRUCTION ENGINEERING LIMITED | Private company limited by shares | Live |
| Enor Cosmetics Limited | Private company limited by shares | Live |
| ENSUN INT'L (HK) SPECIAL MEDICAL SHARES LIMITED | Private company limited by shares | Live |
| Hollypet Enterprise Limited | Private company limited by shares | Live |
| DERBY ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| Gitel Engineering Limited | Private company limited by shares | Live |
| NEW ENJOY TRADING CO., LIMITED | Private company limited by shares | Live |
| DaYang Ecological Environment Group Co., Limited | Private company limited by shares | Live |
| Sario Entertainment Limited | Private company limited by shares | Live |
| Guangzhou Enjoy Gift Co., Limited | Private company limited by shares | Live |
| WONG KEE ENGINEERING LIMITED | Private company limited by shares | Live |