| UNITED 3 LIMITED | Private company limited by shares | Live |
| XM UNITED LIMITED | Private company limited by shares | Dissolved |
| United WW Company Limited | Private company limited by shares | Live |
| ARF UNITED LIMITED | Private company limited by shares | Live |
| PCB UNITED LIMITED | Private company limited by shares | Live |
| T & L united LIMITED | Private company limited by shares | Dissolved |
| TSC United Limited | Private company limited by shares | Live |
| UNITED INC LIMITED | Private company limited by shares | Dissolved |
| CHS UNITED LIMITED | Private company limited by shares | Live |
| P2 United Limited | Private company limited by shares | Live |
| KEY UNITED LIMITED | Private company limited by shares | Live |
| HOP LEE UNITED COMPANY LIMITED | Private company limited by shares | Live |
| UNITED ONE LIMITED | Private company limited by shares | Dissolved |
| Man United Limited | Private company limited by shares | Live |
| United HC Limited | Private company limited by shares | Live |
| UNITED KIT LIMITED | Private company limited by shares | Live |
| RIG UNITED LIMITED | Private company limited by shares | Live |
| UNITED SEA LIMITED | Private company limited by shares | Dissolved |
| DS 88 United ID Limited | Private company limited by shares | Dissolved |
| AML UNITED Limited | Private company limited by shares | Live |
| UNITED WIN INC LIMITED | Private company limited by shares | Live |
| UNITED WAY INC LIMITED | Private company limited by shares | Live |
| AMG UNITED LIMITED | Private company limited by shares | Live |
| JOY UNITED LIMITED | Private company limited by shares | Live |
| AML UNITED Mfg Limited | Private company limited by shares | Live |
| SU United Limited | Private company limited by shares | Live |
| M&A UNITED LIMITED | Private company limited by shares | Live |
| AK United Company Limited | Private company limited by shares | Live |
| UNITED INC LIMITED | Private company limited by shares | Live |
| SAN United Limited | Private company limited by shares | Live |
| UNITED SEA LIMITED | Private company limited by shares | Live |
| United AG Limited | Private company limited by shares | Live |
| JOY UNITED HK LIMITED | Private company limited by shares | Live |
| UNITED HS LIMITED | Private company limited by shares | Live |
| UNITED JOY LIMITED | Private company limited by shares | Live |
| UNITED ERA LIMITED | Private company limited by shares | Live |
| UNITED BIG LIMITED | Private company limited by shares | Live |
| DXT UNITED LIMITED | Private company limited by shares | Live |
| P&A UNITED COMPANY LIMITED | Private company limited by shares | Live |
| UNITED 88 LIMITED | Private company limited by shares | Live |
| Hee United Limited | Private company limited by shares | Live |
| SKY PRO UNITED LIMITED | Private company limited by shares | Live |
| United Pro Limited | Private company limited by shares | Live |
| WE UNITED FE LIMITED | Private company limited by shares | Live |
| GO UNITED LIMITED | Private company limited by shares | Live |
| BCS UNITED LIMITED | Private company limited by shares | Live |
| GC UNITED LIMITED | Private company limited by shares | Live |
| NEW UNITED LIMITED | Private company limited by shares | Live |
| United AP Limited | Private company limited by shares | Live |
| OCM United 3 Limited | Private company limited by shares | Live |
| MAN UNITED LIMITED | Private company limited by shares | Live |
| United One Limited | Private company limited by shares | Live |
| United Gig Limited | Private company limited by shares | Live |
| MEN UNITED LIMITED | Private company limited by shares | Live |
| Sea United Limited | Private company limited by shares | Live |
| UNITED ERA LIMITED | Private company limited by shares | Live |
| UNITED JET LIMITED | Private company limited by shares | Live |
| MAX UNITED LIMITED | Private company limited by shares | Live |
| MK United Limited | Private company limited by shares | Live |
| UNITED CAP LIMITED | Private company limited by shares | Live |
| United FA Limited | Private company limited by shares | Live |
| HJ UNITED LIMITED | Private company limited by shares | Live |
| MU UNITED COMPANY LIMITED | Private company limited by shares | Live |
| FN United Limited | Private company limited by shares | Live |
| UNITED PET LIMITED | Private company limited by shares | Live |
| UNITED WAY LIMITED | | Live |
| United Cn Limited | | Live |
| United Wah On Limited | | Live |
| T&K UNITED LIMITED | | Live |
| Be United Limited | | Live |
| SUN KIN UNITED LIMITED | | Live |
| LT UNITED LIMITED | | Live |
| ML United Limited | | Live |
| WR United Limited | | Live |
| SMS UNITED LIMITED | | Live |
| United Won Limited | | Live |
| UNITED ENTERPRISE COMPANY (1969) LIMITED -THE- | Private company limited by shares | Dissolved |
| UNITED (2009) LIMITED | Private company limited by shares | Dissolved |
| Aberdeen United (Agency) Company Limited | Private company limited by shares | Live |
| UNITED ABLE LIMITED | Private company limited by shares | Live |
| Go Aboard United Limited | Private company limited by shares | Live |
| ACHIEVE UNITED LIMITED | Private company limited by shares | Dissolved |
| WAH KIU UNITED ADVERTISING COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNITED SEA ADVERTISING LIMITED | Private company limited by shares | Dissolved |
| UNITED ADVERTISING CO. LIMITED | Private company limited by shares | Live |
| UNITED ADVERTISING AND EXHIBITION LIMITED | Private company limited by shares | Live |
| ASIA UNITED HELICOPTER GENERAL AERONAUTICAL ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| UNITED AEROSPACE COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNITED AEROSPACE (VIETNAM) COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNITED AEROTECH LIMITED | Private company limited by shares | Dissolved |
| UNITED AFCO COMPANY LIMITED | Private company limited by shares | Live |
| United Reserve Africa Limited | | Live |
| African United FC Limited | | Live |
| UNITED AGENCIES LIMITED | Private company limited by shares | Dissolved |
| United Agencies Limited | Private company limited by shares | Dissolved |
| UNITED FAIR AGENCIES LIMITED | Private company limited by shares | Dissolved |
| UNITED SHIPPING AGENCIES LIMITED | Private company limited by shares | Dissolved |
| UNITED SHIPPING AGENCIES LIMITED | Private company limited by shares | Live |
| UNITED CREATIVE AGENCY LIMITED | Private company limited by shares | Dissolved |
| United Creative Agency Limited | Private company limited by shares | Live |