| 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 |
| CATHAY TECHNOLOGY (H.K.) LIMITED | Private company limited by shares | Dissolved |
| CATHAY TRADING (HK) LIMITED | Private company limited by shares | Live |
| CATHAY RESOURCES (H.K.) INTERNATIONAL TRADING LIMITED | Private company limited by shares | Live |
| CATHAY HOLDINGS LIMITED | Private company limited by shares | Dissolved |
| CATHAY HOLDINGS LIMITED | Private company limited by shares | Live |
| Cathay Digital Holdings Limited | Private company limited by shares | Live |
| CATHAY DRAGON HOLDINGS LIMITED | Private company limited by shares | Live |
| Cathay Fortune Holdings Limited | Private company limited by shares | Live |
| Cathay Grace Healthcare Holdings Limited | Private company limited by shares | Live |
| Grand Cathay Group Holdings Limited | Private company limited by shares | Live |
| CATHAY (HONG KONG) HOLDINGS LIMITED | Private company limited by shares | Dissolved |
| CATHAY PACIFIC HOLDINGS LIMITED | Private company limited by shares | Dissolved |
| CATHAY PROPERTY HOLDINGS LIMITED | Private company limited by shares | Live |
| UNIVERSAL CATHAY (HOLDINGS) LIMITED | Private company limited by shares | Dissolved |
| CATHAY HOLIDAYS LIMITED | Private company limited by shares | Live |
| Cathay Home Collection Limited | Private company limited by shares | Live |
| CATHAY HOME TEXTILE CO., LIMITED | Private company limited by shares | Dissolved |
| CATHAY BOOKSHOP (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| GRAND CATHAY CAPITAL (HONG KONG) LIMITED | Private company limited by shares | Live |
| HONG KONG CATHAY HOLDING CO., LIMITED | Private company limited by shares | Dissolved |
| CATHAY EXPORT COMPANY (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| CATHAY FINANCE (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| Cathay Health (Hong Kong) Limited | Private company limited by shares | Live |
| CATHAY INDUSTRIAL (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| CATHAY (HONG KONG) LIMITED | Private company limited by shares | Live |
| AIR HONG KONG (CATHAY PACIFIC) LIMITED | Private company limited by shares | Dissolved |
| Cathay Pacific Hong Kong Limited | Private company limited by shares | Live |
| CATHAY FOREST PRODUCTS (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| Cathay Technology (Hong Kong) Limited | Private company limited by shares | Live |
| HONG KONG (CHINA) CATHAY TRADE CO. LIMITED | Private company limited by shares | Live |
| CATHAY WEALTH (HONG KONG) LIMITED | Private company limited by shares | Live |
| CATHAY RESOURCES (HONGKONG) CO., LIMITED | Private company limited by shares | Dissolved |
| HONGKONG CATHAY INTERNATIONAL CONSULTING LIMITED | Private company limited by shares | Dissolved |
| Hongkong Cathay Investment Development Limited | Private company limited by shares | Live |
| HONGKONG CATHAY GROUP CO., LIMITED | Private company limited by shares | Live |
| CATHAY HOLDING GROUP (HONGKONG) LIMITED | Private company limited by shares | Live |
| CATHAY MARINE SERVICE (HONGKONG) COMPANY LIMITED | Private company limited by shares | Live |
| HongKong Orient Cathay Limited | Private company limited by shares | Live |
| HongKong Orient Cathay Trading Limited | Private company limited by shares | Live |
| HONGKONG CATHAY WATCH HOLDINGS LIMITED | Private company limited by shares | Live |
| Cathay Horizon Limited | Private company limited by shares | Live |
| NEW CATHAY HOTEL LIMITED | Private company limited by shares | Dissolved |
| CATHAY HOTELS, LIMITED | Company limited by guarantee | Dissolved |
| CATHAY HOUSE H.K. COMPANY LIMITED | Private company limited by shares | Dissolved |
| Hualyn Cathay (HongKong) Co., Limited | Private company limited by shares | Live |
| CATHAY ENTERPRISE INC. LIMITED | Private company limited by shares | Dissolved |
| INDO CATHAY SHIPPING (PRIVATE) LIMITED | Private company limited by shares | Dissolved |
| CATHAY INDUSTRIAL COMPANY LIMITED | Private company limited by shares | Live |
| CATHAY RESOURCES INDUSTRIAL LIMITED | Private company limited by shares | Live |
| CATHAY INDUSTRIES LIMITED | Private company limited by shares | Live |
| CENTRAL CATHAY INDUSTRIES LIMITED | Private company limited by shares | Dissolved |