| ROY CLAY COMPANY LIMITED | Private company limited by shares | Dissolved |
| Hey Clay Limited | Private company limited by shares | Live |
| Clay Lab HK Limited | | Live |
| CONNOR & CLAY LIMITED | Private company limited by shares | Dissolved |
| CLAYBOX LIMITED | Private company limited by shares | Live |
| CLAYBRIDGE COMPANY LIMITED | Private company limited by shares | Dissolved |
| CLAYBROOK INVESTMENT LIMITED | Private company limited by shares | Live |
| CLAYBROOKE LIMITED | Private company limited by shares | Dissolved |
| CLAYBURG LIMITED | Private company limited by shares | Live |
| CLAYCRETE LIMITED | Private company limited by shares | Dissolved |
| CLAYCRETE GLOBAL LIMITED | Private company limited by shares | Dissolved |
| CLAYDERMAN LIMITED | Private company limited by shares | Dissolved |
| DEUTSCH CLAYDERMAN MUSICAL INSTRUMENT (GROUP) FAREASE LIMITED | Private company limited by shares | Dissolved |
| CLAYDON LIMITED | Private company limited by shares | Dissolved |
| CLAYDON ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| CLAYDON GROUP LIMITED | Private company limited by shares | Live |
| Clayer Limited | Private company limited by shares | Live |
| CLAYGATE LIMITED | Private company limited by shares | Live |
| CLAYGOLD FINANCE LIMITED | Private company limited by shares | Dissolved |
| CLAYGOLD INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| CLAYLINE TRADING LIMITED | Private company limited by shares | Live |
| CLAYMARK COMPANY LIMITED | Private company limited by shares | Dissolved |
| CLAYMATE LIMITED | Private company limited by shares | Dissolved |
| CLAYMOND LIMITED | Private company limited by shares | Live |
| CLAYMORE LIMITED | Private company limited by shares | Dissolved |
| CLAYMORE COMPANY LIMITED | Private company limited by shares | Live |
| Claymore PTC Limited | Private company limited by shares | Live |
| CLAYMORE BUSINESS LIMITED | Private company limited by shares | Live |
| CLAYMORE ENTERPRISES LIMITED | Private company limited by shares | Live |
| CLAYMORE INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| CLAYMORE STRATEGIC INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| CLAYMORE PROPERTIES LIMITED | Private company limited by shares | Dissolved |
| CLAYMORE TEXTILES LIMITED | Private company limited by shares | Dissolved |
| CLAYPOLE LIMITED | Private company limited by shares | Dissolved |
| CLAYPOLE LIMITED | Private company limited by shares | Dissolved |
| Clayre & Eef China Limited | Private company limited by shares | Live |
| CLAYRO INTERNATIONAL TRADING (ASIA) LIMITED | Private company limited by shares | Dissolved |
| CLAYSFORD KNITTING & GARMENT MFG. LIMITED | Private company limited by shares | Dissolved |
| CLAYSON COMPANY LIMITED | Private company limited by shares | Live |
| CLAYSTER ASIA LIMITED | Private company limited by shares | Live |
| CLAYTON JOY LIMITED | Private company limited by shares | Dissolved |
| CLAYTON LIMITED | Private company limited by shares | Dissolved |
| CLAYTON LIMITED | Private company limited by shares | Live |
| Clayton One Company Limited | Private company limited by shares | Live |
| ANTONIO & CLAYTON CPA LIMITED | Private company limited by shares | Live |
| CLAYTON (CHINA) LIMITED | Private company limited by shares | Dissolved |
| CLAYTON CLAYMORE (INTERNATIONAL) LIMITED | Private company limited by shares | Dissolved |
| CLAYTON CLOTHINGS (H.K.) LIMITED | Private company limited by shares | Live |
| CLAYTON CONSULTANTS LIMITED | Private company limited by shares | Live |
| DANIEL CLAYTON LIMITED | Private company limited by shares | Live |
| DANIEL CLAYTON (PRC) LIMITED | Private company limited by shares | Dissolved |
| DANIEL CLAYTON TRADING LIMITED | Private company limited by shares | Dissolved |
| Clayton Engineering Limited | | Live |
| Clayton Charitable Foundation Limited | Company limited by guarantee | Live |
| CLAYTON INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| CLAYTON INTERNATIONAL LIMITED | Private company limited by shares | Live |
| CLAYTON INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| Linc Clayton Company Limited | Private company limited by shares | Live |
| CLAYTON LOFTS CONSULTANCY LIMITED | Private company limited by shares | Live |
| CLAYTON (HK) LUBRICATING OIL LIMITED | Private company limited by shares | Live |
| Clayton Strauss Wealth Management Limited | Private company limited by shares | Live |
| CLAYTON ASIA PACIFIC LIMITED | Private company limited by shares | Live |
| Paul Clayton Education Limited | | Live |
| CLAYTON POWER LIMITED | Private company limited by shares | Dissolved |
| CLAYTON POWER ENTERPRISES LIMITED | Private company limited by shares | Live |
| CLAYTON TECHNOLOGY COMPANY LIMITED | Private company limited by shares | Live |
| CLAYTON TRADING LIMITED | Private company limited by shares | Live |
| CLAYTON UNIVERSITY LIMITED | Private company limited by shares | Dissolved |
| CLAYTON & VICTORIA LIMITED | Private company limited by shares | Live |
| CLAYTON-FONG ASSOCIATES LIMITED | Private company limited by shares | Dissolved |
| CLAYTONIA INDUSTRIAL LIMITED | Private company limited by shares | Dissolved |
| CLAYWIN INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| CLAYWOOD LIMITED | Private company limited by shares | Live |
| CLAYWOOD ENTERPRISES LIMITED | Private company limited by shares | Dissolved |