| CAIRBULL SPORTS LIMITED | Private company limited by shares | Live |
| Cairn Trading Co., Limited | | Live |
| CAIRN DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| CAIRN ENERGY FAR EAST LIMITED | Private company limited by shares | Dissolved |
| CAIRN ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| GOLDEN CAIRN INTERNATIONAL (HK) CO., LIMITED | Private company limited by shares | Dissolved |
| CAIRN HOLDINGS LIMITED | Private company limited by shares | Dissolved |
| Hong Kong Cairn Investment Limited | | Live |
| CAIRN INSTRUMENT CO., LIMITED | Private company limited by shares | Live |
| CAIRN RESEARCH COMPANY LIMITED | | Live |
| TATE'S CAIRN TUNNEL COMPANY LIMITED | Private company limited by shares | Live |
| TATE'S CAIRN TUNNEL INVESTMENT HOLDINGS COMPANY LIMITED | Private company limited by shares | Live |
| CAIRNBRAY (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| CAIRNBROOK COMPANY LIMITED | Private company limited by shares | Dissolved |
| CAIRNCROSS MARTIN LIMITED | Private company limited by shares | Live |
| CAIRNCROSS MARTIN PROJECTS LIMITED | Private company limited by shares | Live |
| CAIRNEY COMPANY LIMITED | Private company limited by shares | Dissolved |
| CAIRNGORM INSURANCE (EASTERN) LIMITED | Private company limited by shares | Dissolved |
| CAIRNHILL COMPANY LIMITED | Private company limited by shares | Dissolved |
| CAIRNHILL ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| CAIRNHILL INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| CAIRNHILL INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| CAIRNHILL SHIPPING LIMITED | Private company limited by shares | Live |
| CAIRNHILL VACATION LIMITED | Private company limited by shares | Live |
| CAIRNS LIMITED | Private company limited by shares | Live |
| DS CAIRNS LIMITED | Private company limited by shares | Dissolved |
| St. Cairns Crafts Co., Limited | Private company limited by shares | Live |
| CAIRNS TRADING LIMITED | Private company limited by shares | Live |
| Cairnske Group (HK) Limited | Private company limited by shares | Live |
| CAIRNSMORE LIMITED | Private company limited by shares | Dissolved |
| CAIRNSMORE PROPERTIES LIMITED | Private company limited by shares | Dissolved |
| CAIRO & CHINA INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| HK CAIRO FURNITURE CO., LIMITED | Private company limited by shares | Dissolved |
| CAIRO (HONG KONG) PLANNING COMPANY LIMITED | Private company limited by shares | Live |
| CAIRO MANAGEMENT CO. LIMITED | Private company limited by shares | Live |
| CAIRO MEDICAL LIMITED | Private company limited by shares | Live |
| Cairo Freight Systems (Asia Pacific) Limited | Private company limited by shares | Live |
| CAIRO PRINTERS, LIMITED | Private company limited by shares | Dissolved |
| Cairo Salon Limited | Private company limited by shares | Dissolved |
| CAIRO SILK COMPANY LIMITED | Private company limited by shares | Dissolved |
| CaiRon Trade Limited | | Live |
| HK CAIRONG TRADE LIMITED | Private company limited by shares | Live |
| Hong Kong CaiRos Group Limited | Private company limited by shares | Live |
| CAIROTAN LIMITED | Private company limited by shares | Dissolved |
| HK CAIRUI TRADE LIMITED | Private company limited by shares | Live |
| Cairun Animation Limited | Private company limited by shares | Live |
| CAIRUN INDUSTRIAL LIMITED | Private company limited by shares | Dissolved |
| CAIRUN TRADE LIMITED | Private company limited by shares | Live |