| TRIDENT CONSTRUCTION CO., LIMITED | Private company limited by shares | Dissolved |
| A Trillion Construction Limited | | Live |
| Trillion Construction Limited | | Live |
| TRILLION CONSTRUCTION MATERIALS COMPANY LIMITED | | Live |
| TRILLION CONSTRUCTION PROJECTS LIMITED | Private company limited by shares | Live |
| TRINFORD CONSTRUCTION COMPANY LIMITED | Private company limited by shares | Dissolved |
| TRINITY CONSTRUCTION COMPANY LIMITED | Private company limited by shares | Live |
| Metro Trinity Construction Limited | Private company limited by shares | Live |
| TRIO RIGHT CONSTRUCTION LIMITED | Private company limited by shares | Dissolved |
| TRI-PASS CONSTRUCTION LIMITED | Private company limited by shares | Dissolved |
| TRIPLEX CONSTRUCTION LIMITED | Private company limited by shares | Dissolved |
| BEST TRIUMPH CONSTRUCTION ENG. LIMITED | Private company limited by shares | Dissolved |
| FREE TRUE MARBLE CONSTRUCTION LIMITED | Private company limited by shares | Dissolved |
| TRULY CONSTRUCTION COMPANY LIMITED | Private company limited by shares | Dissolved |
| Trustful Construction Company Limited | Private company limited by shares | Live |
| TRUSTY CONSTRUCTION LIMITED | Private company limited by shares | Live |
| TSANG WAN LEE CONSTRUCTION COMPANY LIMITED | Private company limited by shares | Live |
| LAP FAI . TSANG WAN LEE CONSTRUCTION COMPANY LIMITED | Private company limited by shares | Dissolved |
| TSANG'S CONSTRUCTION COMPANY LIMITED | Private company limited by shares | Live Commenced dormancy on 09-Mar-2012 |
| TSING KIN CONSTRUCTION COMPANY LIMITED | Private company limited by shares | Live |
| Tsing Wun Construction Limited | | Live |
| WAI TSING SHIPPING & CONSTRUCTION COMPANY LIMITED | Private company limited by shares | Dissolved |
| Tat Tsuen Construction Limited | Private company limited by shares | Live |
| Tsuen Kee Construction Materials Limited | Private company limited by shares | Live |
| AH TSUI CONSTRUCTION CO. LIMITED | Private company limited by shares | Dissolved |
| Tsui Hoo Construction Limited | Private company limited by shares | Live |
| TSUN YIP WATERWORKS CONSTRUCTION COMPANY LIMITED | Private company limited by shares | Live |
| LEE TUNG CONSTRUCTION COMPANY LIMITED | Private company limited by shares | Dissolved |
| E. TUNG CONSTRUCTION COMPANY LIMITED | Private company limited by shares | Live |
| TUNG YIP CONSTRUCTION LIMITED | Private company limited by shares | Dissolved |
| TUNG TAI CONSTRUCTION COMPANY LIMITED | Private company limited by shares | Dissolved |
| HO TUNG CONSTRUCTION LIMITED | Private company limited by shares | Live |
| TUNG LEE CONSTRUCTION COMPANY LIMITED | Private company limited by shares | Live |
| TUNG YAT CONSTRUCTION CO. LIMITED | Private company limited by shares | Live |
| TUNG KEE CONSTRUCTION CO. LIMITED | Private company limited by shares | Live |
| TUNG PO CONSTRUCTION LIMITED | Private company limited by shares | Dissolved |
| TUNG HOI CONSTRUCTION COMPANY LIMITED | Private company limited by shares | Dissolved |
| TUNG TAT CONSTRUCTION LIMITED | Private company limited by shares | Live |
| TUNG FAT CONSTRUCTION LIMITED | Private company limited by shares | Live |
| Tung Hum Construction Company Limited | Private company limited by shares | Live |
| TUNG TAI CONSTRUCTION CO LIMITED | Private company limited by shares | Live |
| YAT TUNG CONSTRUCTION LIMITED | Private company limited by shares | Live |
| ON TUNG CONSTRUCTION LIMITED | Private company limited by shares | Live |
| Tung Tei Construction Limited | Private company limited by shares | Live |
| TUNG CHUEN CONSTRUCTION COMPANY LIMITED | Private company limited by shares | Dissolved |
| Tung Long Construction Company Limited | Private company limited by shares | Live |
| TUNG LOI CONSTRUCTION MATERIALS LIMITED | Private company limited by shares | Dissolved |
| TUNG MING CONSTRUCTION MATERIALS LIMITED | Private company limited by shares | Dissolved |
| TUNG MING CONSTRUCTION COMPANY, LIMITED | Private company limited by shares | Dissolved |
| WING TUNG ON CONSTRUCTION COMPANY LIMITED | Private company limited by shares | Live |
| TYSAN CONSTRUCTION COMPANY LIMITED | Private company limited by shares | Live |
| Yau Lee Construction (UAE) Company Limited | Private company limited by shares | Live |
| U.F. CONSTRUCTION ENGINEERING CO. LIMITED | Private company limited by shares | Dissolved |
| UGOOD CONSTRUCTION LIMITED | Private company limited by shares | Live |
| ULTIMATE CONSTRUCTION LIMITED | Private company limited by shares | Live |
| UNI-ASIA CONSTRUCTION LIMITED | Private company limited by shares | Dissolved |
| UNIBRIGHT CONSTRUCTION CO., LIMITED | Private company limited by shares | Live |
| UNI-HONEST CONSTRUCTION LIMITED | Private company limited by shares | Dissolved |
| Unique Construction Limited | Private company limited by shares | Live |
| UNIQUE CONSTRUCTION ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| UNI-RICH CONSTRUCTION ENGINEERING LIMITED | Private company limited by shares | Live |
| UNISTRESS CONSTRUCTION LIMITED | Private company limited by shares | Dissolved |
| Unisun Construction Limited | Private company limited by shares | Live |
| UNITACS CONSTRUCTION COMPANY LIMITED | Private company limited by shares | Live |
| UNITED CONSTRUCTION COMPANY LIMITED | Private company limited by shares | Live |
| New United Construction Company Limited | Private company limited by shares | Live |
| China United Construction Limited | | Live |
| UNITED CREATION CONSTRUCTION LIMITED | Private company limited by shares | Dissolved |
| UNITED CONSTRUCTION & ENGINEERING LIMITED | Private company limited by shares | Live |
| UNITED CONSTRUCTION ENGINEERING LIMITED | Private company limited by shares | Live |
| UNITED RICH CONSTRUCTION ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| ART SMART UNITED CONSTRUCTION ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| UNITED SMART CONSTRUCTION ENGINEERING LIMITED | Private company limited by shares | Live |
| UNITED SUCCESS CONSTRUCTION ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| UNITED VIEW CONSTRUCTION ENGINEERING LIMITED | Private company limited by shares | Live |
| UNITED CONSTRUCTION ENTERPRISE COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNITED HERO CONSTRUCTION LIMITED | Private company limited by shares | Dissolved |
| CHUNG HING UNITED CONSTRUCTION COMPANY LIMITED | Private company limited by shares | Live |
| UNITED LINK CONSTRUCTION & ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| UNITED MARINE CONSTRUCTION COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNITED LAND AND MARINE CONSTRUCTION COMPANY, LIMITED | Private company limited by shares | Dissolved |
| JET UNITED CONSTRUCTION MATERIALS LIMITED | Private company limited by shares | Dissolved |
| UNITED POWER CONSTRUCTION LIMITED | Private company limited by shares | Dissolved |
| UNITED CONSTRUCTION & MANPOWER SERVICE LIMITED | Private company limited by shares | Live |
| United Three Construction Engineering Company Limited | Private company limited by shares | Live |
| UNITED WEALTH CONSTRUCTION ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| UNITED WELL CONSTRUCTION ENGINEERING LIMITED | Private company limited by shares | Live |
| United Wing Construction Co. Limited | Private company limited by shares | Live |
| MODERN UNIVERSAL CONSTRUCTION LIMITED | Private company limited by shares | Dissolved |
| UNIVIC CONSTRUCTION COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNIWORLD CONSTRUCTION COMPANY LIMITED | Private company limited by shares | Dissolved |
| URWOOD CONSTRUCTION LIMITED | Private company limited by shares | Live |
| USADA CONSTRUCTION LIMITED | | Live |
| UTAR CONSTRUCTION LIMITED | Private company limited by shares | Live |
| UTILITIES CONSTRUCTION LIMITED | Private company limited by shares | Live |
| LONG VALLEY CONSTRUCTION CO. LIMITED | | Live |
| VANNINI CONSTRUCTION COMPANY LIMITED | Private company limited by shares | Dissolved |
| VAST CONSTRUCTION LIMITED | Private company limited by shares | Live |
| Vast Sky Construction Limited | Private company limited by shares | Live |
| Vector Construction And Engineering Co. Limited | Private company limited by shares | Live |