| COXA LIMITED | Private company limited by shares | Live |
| COXALL ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| Coxana Innovation Limited | Private company limited by shares | Live |
| COXCO COMPANY LIMITED | Private company limited by shares | Dissolved |
| COXCOMB LIMITED | Private company limited by shares | Dissolved |
| COXELL LIMITED | Private company limited by shares | Dissolved |
| COXELL INC LIMITED | Private company limited by shares | Live |
| COXELL DIGITAL LIMITED | Private company limited by shares | Live |
| COXESTER LIMITED | Private company limited by shares | Dissolved |
| COXFORD LIMITED | Private company limited by shares | Dissolved |
| COXGAME LIMITED | Private company limited by shares | Dissolved |
| CoxGomyl Hong Kong Limited | Private company limited by shares | Live |
| COXHOE INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| Coxin Capital Limited | Private company limited by shares | Live |
| HONG KONG COXINDA TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| COXINI LIMITED | Private company limited by shares | Live |
| COXITE (HK) ELECTRONICS LIMITED | Private company limited by shares | Live |
| COXNATUS LIFESTYLE LIMITED | | Live |
| COXO Limited | Private company limited by shares | Live |
| COXO ASSOCIATION LIMITED | | Live |
| COXO Community Limited | Company limited by guarantee | Live |
| COXON CO., LIMITED | Private company limited by shares | Live |
| Coxon Design Limited | Private company limited by shares | Live |
| COXON INDUSTRIAL (HK) LIMITED | Private company limited by shares | Dissolved |
| COXON INDUSTRIAL LIMITED | Private company limited by shares | Live |
| COXON INDUSTRY LIMITED | Private company limited by shares | Live |
| Coxons of Casterton Limited | Private company limited by shares | Live |
| COXRAY CO., LIMITED | Private company limited by shares | Live |
| HONGKONG COXRAY TRADE CO., LIMITED | Private company limited by shares | Dissolved |
| COX'S AGENCY LIMITED | Private company limited by shares | Live |
| COX'S BAZAR LIMITED | Private company limited by shares | Live |
| Cox's Property Limited | Private company limited by shares | Dissolved |
| COXSON LIMITED | Private company limited by shares | Dissolved |
| COXSON DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| COXSON (HONG KONG) DEVELOPMENT COMPANY LIMITED | Private company limited by shares | Dissolved |
| COXSON ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| COXSON INDUSTRIAL LIMITED | Private company limited by shares | Dissolved |
| COXSON INDUSTRIAL LIMITED | Private company limited by shares | Live |
| COXSON INDUSTRIES (HOLDINGS) LIMITED | Private company limited by shares | Dissolved |
| COXSON INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| COXSON TOBACCO (INTERNATIONAL) LIMITED | Private company limited by shares | Dissolved |
| COXSON INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| CoxSon Plus Medical Skin Company Limited | | Live |
| COXSON MEDICAL TREATMENT TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| COXSON TRADING LIMITED | Private company limited by shares | Dissolved |
| COXSTON COMPANY LIMITED | Private company limited by shares | Dissolved |
| COXSWAIN ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| Coxswain International Watches Co., Limited | Private company limited by shares | Live |
| COXWAY LIMITED | Private company limited by shares | Live |
| COXWAY CONSULTANTS LIMITED | Private company limited by shares | Dissolved |
| COXWELL LIMITED | Private company limited by shares | Dissolved |
| COXWELL (H.K.) CO., LIMITED | Private company limited by shares | Dissolved |
| COXWELL CONSULTANTS LIMITED | Private company limited by shares | Dissolved |
| COXWELL INDUSTRIAL LIMITED | Private company limited by shares | Dissolved |
| Coxwell Pro Industrial Limited | Private company limited by shares | Dissolved |
| COXWELL INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| COXWELL INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| COXWOLD LIMITED | Private company limited by shares | Dissolved |