| b for buck Limited | Private company limited by shares | Live |
| BUCK LIMITED | | Live |
| AMERICA LA BUCK GROUP CO., LIMITED | Private company limited by shares | Dissolved |
| FASHION BUCK LIMITED | Private company limited by shares | Dissolved |
| BUCK FINANCE LIMITED | Private company limited by shares | Dissolved |
| FORTUNE BUCK INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| GAIN BUCK COMPANY LIMITED | Private company limited by shares | Dissolved |
| Hartwell Buck HK Limited | Private company limited by shares | Live |
| BUCK INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| Wise Buck Management Limited | Private company limited by shares | Live |
| BUCK SALES LIMITED | Private company limited by shares | Dissolved |
| STAR BUCK INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| YUCT BUCK SHIPPING COMPANY LIMITED | Private company limited by shares | Dissolved |
| P. A. BUCKAREFF & CO. LIMITED | Private company limited by shares | Live |
| BUCKBEAN LIMITED | Private company limited by shares | Dissolved |
| Buckbill Limited | | Live |
| BUCKBURST LIMITED | Private company limited by shares | Dissolved |
| BUCKDOM TRADING LIMITED | Private company limited by shares | Live |
| BUCKELY UNDERSHAFT LIMITED | Private company limited by shares | Dissolved |
| Bucker Industrial Limited | Private company limited by shares | Live |
| BIG BUCKET LIMITED | Private company limited by shares | Live |
| BUCKET LIMITED | Private company limited by shares | Live |
| BUCKETT LIMITED | Private company limited by shares | Dissolved |
| Buckety Trading Limited | | Live |
| BUCKFASTLEIGH LIMITED | Private company limited by shares | Dissolved |
| BUCKFIELD ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| BUCKHORN LIMITED | Private company limited by shares | Dissolved |
| BUCKHORN CO. LIMITED | Private company limited by shares | Dissolved |
| BUCKHORN INVESTMENT LIMITED | Private company limited by shares | Live |
| BUCKHOUND TECHNOLOGIES LIMITED | | Live |
| BUCKHURST LIMITED | Private company limited by shares | Dissolved |
| Bucking Bay Limited | Private company limited by shares | Live |
| BUCKINGHAM COMPANY LIMITED | Private company limited by shares | Dissolved |
| BUCKINGHAM LIMITED | Private company limited by shares | Dissolved |
| BUCKINGHAM 7A LIMITED -THE- | Private company limited by shares | Dissolved |
| BUCKINGHAM 7E LIMITED -THE- | Private company limited by shares | Dissolved |
| BUCKINGHAM 7F LIMITED -THE- | Private company limited by shares | Dissolved |
| BUCKINGHAM 7C LIMITED -THE- | Private company limited by shares | Dissolved |
| BUCKINGHAM 7D LIMITED -THE- | Private company limited by shares | Dissolved |
| BUCKINGHAM 7B LIMITED -THE- | Private company limited by shares | Dissolved |
| BUCKINGHAM 9E LIMITED -THE- | Private company limited by shares | Dissolved |
| BUCKINGHAM 9B LIMITED -THE- | Private company limited by shares | Dissolved |
| BUCKINGHAM 9A LIMITED -THE- | Private company limited by shares | Dissolved |
| BUCKINGHAM 9C LIMITED -THE- | Private company limited by shares | Dissolved |
| Buckingham Academy Limited -The- | Private company limited by shares | Live |
| BUCKINGHAM HEALTHCARE ASIA LIMITED | Private company limited by shares | Dissolved |
| BUCKINGHAM BANQUET LIMITED | Private company limited by shares | Live |
| BUCKINGHAM BEECHWOOD CO., LIMITED | Private company limited by shares | Live |
| BUCKINGHAM CALEDONIAN DEVELOPMENTS LIMITED | Private company limited by shares | Dissolved |
| Buckingham Capital Consulting Limited | Private company limited by shares | Live |
| BUCKINGHAM CHARITY FOUNDATION LIMITED | Private company limited by shares | Live |
| BUCKINGHAM INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| BUCKINGHAM INVESTMENT LIMITED | Private company limited by shares | Live |
| BUCKINGHAM JEWELRY COMPANY LIMITED | Private company limited by shares | Dissolved |
| BUCKINGHAM PALACE LIMITED | Private company limited by shares | Dissolved |
| BUCKINGHAM PALACE INTERNATIONAL LIMITED | Private company limited by shares | Live |
| BUCKINGHAM RESTAURANT LIMITED | Private company limited by shares | Dissolved |
| BUCKINGHAM RESTAURANT LIMITED | Private company limited by shares | Live |
| BUCKINGHAM DESIGN AND TRADING COMPANY LIMITED | Private company limited by shares | Dissolved |
| BUCKINGHAM TRADING (H.K.) LIMITED | Private company limited by shares | Dissolved |
| BUCKINGHAM WATCH COMPANY LIMITED | Private company limited by shares | Live |
| BUCKINGLEY COMPANY LIMITED | Private company limited by shares | Dissolved |
| BUCKINGTON ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| BUCKJUMP CAPITAL COMPANY LIMITED | Private company limited by shares | Live |
| Bucklaider Limited | Private company limited by shares | Live |
| BUCKLAND LIMITED | Private company limited by shares | Dissolved |
| ITALY BUCK.LANDUN INT'L DRESS GROUP LIMITED | Private company limited by shares | Dissolved |
| PO TAT WATCH BUCKLE MANUFACTURING LIMITED | Private company limited by shares | Dissolved |
| Buckle Store Limited | Private company limited by shares | Live |
| BUCKLEIGH LIMITED | Private company limited by shares | Dissolved |
| BELTS N BUCKLES LIMITED | Private company limited by shares | Dissolved |
| YIU SUN BUTTON & BUCKLES FACTORY LIMITED | Private company limited by shares | Live |
| RELIANCE METAL BUTTON AND BUCKLES LIMITED | Private company limited by shares | Dissolved |
| TOHATSU METAL BUTTON & BUCKLES PRODUCTION LIMITED | Private company limited by shares | Dissolved |
| MODERN ART BUTTON & BUCKLES DEVELOPMENT COMPANY LIMITED | Private company limited by shares | Live |
| GUANGDONG DINGSHI SPOON BUCKLES INDUSTRY LIMITED | Private company limited by shares | Live |
| DRUH BELTS AND BUCKLES LIMITED | Private company limited by shares | Live |
| YIU SUN BUTTON & BUCKLES INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| SMART PACE BUTTON & BUCKLES LIMITED | Private company limited by shares | Dissolved |
| MINTED PROPRIETARY BUCKLES LIMITED | Private company limited by shares | Dissolved |
| BUCKLEY COMPANY, LIMITED | Private company limited by shares | Dissolved |
| BUCKLEY COMPANY LIMITED | Private company limited by shares | Live |
| Buckley 8 Company Limited | Private company limited by shares | Live |
| Buckley Clarke & Associates Limited | Private company limited by shares | Live |
| BUCKLEY ASIA CONSULTING CO., LIMITED | Private company limited by shares | Dissolved |
| BUCKLEY & MANN FAR EAST LIMITED | Private company limited by shares | Dissolved |
| Buckley Enterprises Limited | Private company limited by shares | Dissolved |
| BUCKLEY JEWELLERY (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| Buckley Hong Kong Limited | | Live |
| P. N. BUCKLEY & SONS LIMITED | Private company limited by shares | Dissolved |
| RIDER LEVETT BUCKNALL HONG KONG LIMITED | Private company limited by shares | Live |
| RIDER LEVETT BUCKNALL LIMITED | Private company limited by shares | Live |
| RIDER LEVETT BUCKNALL BUSINESS LIMITED | Private company limited by shares | Live |
| BUCKNALL TRADING LIMITED | Private company limited by shares | Dissolved |
| BUCKNER LIMITED | Private company limited by shares | Dissolved |
| BUCKS LIMITED | Private company limited by shares | Live |
| BUCKS PTC LIMITED | Private company limited by shares | Live |
| BART & BUCK'S LIMITED | Private company limited by shares | Dissolved |
| BUCKS BLOCKCHAIN LAB LIMITED | Private company limited by shares | Live |
| Bucks Brand Design Limited | Private company limited by shares | Live |