| Cathay New Energy Investment Limited | Private company limited by shares | Dissolved |
| CATHAY ENERGY & MINING LIMITED | Private company limited by shares | Live |
| CATHAY ENGINE AND ELECTRONICS LIMITED | | Live |
| CATHAY ENGINEERING COMPANY LIMITED | Private company limited by shares | Dissolved |
| MAK'S (CATHAY) ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| CATHAY & H ENTERPRISE COMPANY LIMITED | Private company limited by shares | Dissolved |
| CATHAY ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| CATHAY ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| CATHAY ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| CATHAY ENTERTAINMENT, LIMITED | Private company limited by shares | Dissolved |
| Cathay Entrepreneurs Limited | Private company limited by shares | Live |
| Cathay Environmental Capital Limited | Private company limited by shares | Live |
| CATHAY EQUIPMENT COMPANY LIMITED | Private company limited by shares | Dissolved |
| CATHAY MACHINERY & EQUIPMENT LIMITED | Private company limited by shares | Live |
| CATHAY EQUITY LIMITED | Private company limited by shares | Dissolved |
| CATHAY ESTATES LIMITED | Private company limited by shares | Dissolved |
| ETERNA (CATHAY) LIMITED | Private company limited by shares | Dissolved |
| CATHAY ETERNITY INTERNATIONAL TRADING COMPANY LIMITED | Private company limited by shares | Dissolved |
| ETHER CATHAY COMPANY LIMITED | Private company limited by shares | Dissolved |
| Cathay Experience Limited | Private company limited by shares | Dissolved |
| CATHAY ASSOCIATED EXPORTERS LIMITED | Private company limited by shares | Dissolved |
| UNITED CATHAY EXPORTERS LIMITED | Private company limited by shares | Dissolved |
| CATHAY EXPORTS COMPANY LIMITED | Private company limited by shares | Live |
| CATHAY EXPRESS LIMITED | Private company limited by shares | Dissolved |
| CATHAY EMBROIDERY FACTORY LIMITED | Private company limited by shares | Dissolved |
| CATHAY ENAMEL FACTORY LIMITED | Private company limited by shares | Dissolved |
| CATHAY PLASTIC FACTORY LIMITED | Private company limited by shares | Dissolved |
| CATHAY PLASTIC FACTORY LIMITED | Private company limited by shares | Live |
| CATHAY FALCONS GROUP LIMITED | Private company limited by shares | Dissolved |
| CATHAY PLASTIC (FAR EAST) FACTORY LIMITED | Private company limited by shares | Dissolved |
| Cathay Farm Stock Company Limited | Private company limited by shares | Live |
| Cathay Farm Stock Company Limited | Private company limited by shares | Live |
| CATHAY FIBREGLASS COMPANY LIMITED | Private company limited by shares | Dissolved |
| CATHAY FILM COMPANY LIMITED | Private company limited by shares | Dissolved |
| CATHAY FILMS (ASIA) LIMITED | Private company limited by shares | Dissolved |
| CATHAY FILMS DISTRIBUTION COMPANY LIMITED | Private company limited by shares | Dissolved |
| Cathay Finance Limited | Private company limited by shares | Live |
| CATHAY FINANCE AND INVESTMENT COMPANY LIMITED | Company limited by guarantee | Dissolved |
| CATHAY PACIFIC FINANCE LIMITED | Private company limited by shares | Live |
| Cathay Pacific Finance II Limited | Private company limited by shares | Live |
| Cathay Yantra Financing Service Limited | Private company limited by shares | Live |
| CATHAY FIRSTRADE LIMITED | Private company limited by shares | Live |
| CATHAY FOOD COMPANY LIMITED | Private company limited by shares | Live |
| CATHAY FOODS LIMITED | Private company limited by shares | Dissolved |
| Cathay Pet Foods Limited | Private company limited by shares | Live |
| Cathay Euro Force Limited | Private company limited by shares | Live |
| Cathay Forever Limited | Private company limited by shares | Live |
| FORTUNE CATHAY LIMITED | Private company limited by shares | Dissolved |
| FORTUNE CATHAY LIMITED | | Live |
| CATHAY FORTUNE CAPITAL HOLDING LIMITED | Private company limited by shares | Live |
| CATHAY FORTUNE INVESTMENT LIMITED | Private company limited by shares | Live |
| CATHAY FURNISHING FABRICS COMPANY LIMITED | Private company limited by shares | Dissolved |
| CATHAY GARDEN LIMITED | Private company limited by shares | Dissolved |
| CATHAY GARMENT LIMITED | Private company limited by shares | Dissolved |
| CATHAY UNITED GARMENT FACTORY LIMITED | Private company limited by shares | Live |
| GENERAL CATHAY LIMITED | Private company limited by shares | Dissolved |
| CATHAY GENOMICS LIMITED | Private company limited by shares | Dissolved |
| GIANT CATHAY ENTERPRISE LIMITED | Private company limited by shares | Dissolved |
| GLOBAL CATHAY LIMITED | Private company limited by shares | Dissolved |
| CATHAY GLOBAL COMPANY LIMITED | Private company limited by shares | Live |
| GOLDEN CATHAY LIMITED | Private company limited by shares | Live |
| CATHAY JUST GOOD LIMITED | Private company limited by shares | Live |
| CATHAY GOODWELL LIMITED | Private company limited by shares | Dissolved |
| GRAND CATHAY LIMITED | Private company limited by shares | Dissolved |
| XIAMEN CATHAY GRANITE & MARBLE CO., LIMITED | Private company limited by shares | Live |
| CATHAY GROUP LIMITED | Private company limited by shares | Live |
| P.G CATHAY GROUP LIMITED | Private company limited by shares | Dissolved |
| CATHAY ASIA CAPITAL GROUP LIMITED | Private company limited by shares | Live |
| CATHAY ATLANTIC GROUP LIMITED | Private company limited by shares | Dissolved |
| B.A.U.S. CATHAY GROUP LIMITED | Private company limited by shares | Dissolved |
| CATHAY BUSINESS GROUP LIMITED | Private company limited by shares | Live |
| CHINA CATHAY GROUP LIMITED | Private company limited by shares | Live |
| China Cathay Sky Flourishing Group Limited | Private company limited by shares | Dissolved |
| CATHAY FLAG TECHNOLOGY GROUP LIMITED | Private company limited by shares | Live |
| Cathay Link Global Group Company Limited | Private company limited by shares | Live |
| Harmonious Cathay China Investment Group Limited | Private company limited by shares | Live |
| CATHAY INVESTMENT GROUP LIMITED | Private company limited by shares | Live |
| CATHAY LINK GROUP COMPANY LIMITED | Private company limited by shares | Live |
| CATHAY TOBACCO (GROUP) LIMITED | Private company limited by shares | Dissolved |
| Cathay Venture Capital Group Company Limited | Private company limited by shares | Dissolved |
| GUANGZHOU NEW CATHAY CO., LIMITED | | Live |
| CATHAY HAIR PRODUCTS LIMITED | Private company limited by shares | Dissolved |
| CATHAY HANDBAG FACTORY LIMITED | Private company limited by shares | Dissolved |
| CATHAY HANDBAG MANUFACTORY LIMITED | Private company limited by shares | Dissolved |
| CATHAY & HART LIMITED | Private company limited by shares | Dissolved |
| HK CATHAY HEALTH LIMITED | Private company limited by shares | Live |
| CATHAY HEAVEN LIMITED | Private company limited by shares | Live |
| CATHAY PACIFIC AIRCRAFT LEASING (H.K.) LIMITED | Private company limited by shares | Live |
| CATHAY ASSETS (HK) LIMITED | Private company limited by shares | Live |
| Cathay (HK) Biomaterial Co., Limited | Private company limited by shares | Live |
| Carey Cathay (HK) Capital Limited | Private company limited by shares | Live |
| CATHAY CERAMICS (H.K.) LIMITED | Private company limited by shares | Dissolved |
| CATHAY COATING (HK) LIMITED | Private company limited by shares | Live |
| CATHAY COTTON (HK) LIMITED | Private company limited by shares | Live |
| Cathay Pacific MTN Financing (HK) Limited | Private company limited by shares | Live |
| CATHAY FUNDING (H.K.) LIMITED | Private company limited by shares | Dissolved |
| CATHAY GLOBAL FASHION (HK) LIMITED | Private company limited by shares | Dissolved |
| Cathay Coalchem Investment (HK) Limited | Private company limited by shares | Live |
| CATHAY TAT MING (HK) COMPANY LIMITED | | Live |
| SOUTH CATHAY (H.K.) LIMITED | Private company limited by shares | Dissolved |