| COSMO EXPORT LIMITED | Private company limited by shares | Live |
| NEW COSMO EXPRESS LIMITED | Private company limited by shares | Dissolved |
| Cosmo Fame Limited | | Live |
| GRAND FIELD COSMO LIMITED | Private company limited by shares | Live |
| COSMO FILMS (HONGKONG) LIMITED | Private company limited by shares | Dissolved |
| COSMO FINANCE LIMITED | Private company limited by shares | Live |
| Cosmo Aeroplane & Financing Limited | Private company limited by shares | Live |
| Cosmo First Limited | Private company limited by shares | Live |
| Cosmo Floors Limited | Private company limited by shares | Live |
| FLYING COSMO LIMITED | Private company limited by shares | Dissolved |
| COSMO FOCUS LIMITED | Private company limited by shares | Dissolved |
| COSMO FOOD FAR EAST (MARKETING) LIMITED | Private company limited by shares | Dissolved |
| FORTUNE COSMO LIMITED | Private company limited by shares | Dissolved |
| COSMO GARMENT LIMITED | Private company limited by shares | Dissolved |
| COSMO GLAD LIMITED | Private company limited by shares | Dissolved |
| COSMO GLOBAL LIMITED | Private company limited by shares | Live |
| GLOBAL COSMO GROUP LIMITED | Private company limited by shares | Live |
| Cosmo Star Global Limited | | Live |
| COSMO GLORY LIMITED | Private company limited by shares | Dissolved |
| COSMO GLORY LIMITED | Private company limited by shares | Live |
| GOLD COSMO LIMITED | Private company limited by shares | Dissolved |
| GOLDEN COSMO INTERNATIONAL DEVELOP LIMITED | Private company limited by shares | Dissolved |
| GOLDEN COSMO TRADING DEVELOP LIMITED | Private company limited by shares | Dissolved |
| GOLDEN COSMO (HOLDINGS) LIMITED | Private company limited by shares | Live |
| GOLDEN COSMO INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| GOLDEN COSMO INVESTMENT LIMITED | Private company limited by shares | Live Commenced dormancy on 29-Jul-2016 |
| GOLDWELL COSMO LIMITED | Private company limited by shares | Live |
| COSMO GOLF LIMITED | Private company limited by shares | Live |
| COSMO GONDOLA (HK) CO. LIMITED | Private company limited by shares | Live |
| GRAND COSMO LIMITED | Private company limited by shares | Live |
| Green Cosmo Company Limited | Private company limited by shares | Live |
| COSMO GROUP LIMITED | Private company limited by shares | Dissolved |
| COSMO GROUP INC LIMITED | Private company limited by shares | Live |
| COSMO ASIA GROUP LIMITED | Private company limited by shares | Live |
| COSMO GROUP ASIA LIMITED | Private company limited by shares | Live |
| COSMO HEALTH GROUP CO., LIMITED | Private company limited by shares | Live |
| COSMO INVESTMENT (GROUP) LIMITED | Private company limited by shares | Live |
| Zhejiang Cosmo Pack Group Limited | Private company limited by shares | Live |
| COSMO HARVEST LIMITED | Private company limited by shares | Live |
| COSMO HEALTH LIMITED | Private company limited by shares | Live |
| ROYAL COSMO HEALTH INTERNATIONAL GROUP LIMITED | Private company limited by shares | Live |
| COSMO AREA (H.K.) LIMITED | Private company limited by shares | Dissolved |
| COSMO FURNITURE (HK) CO., LIMITED | Private company limited by shares | Live |
| COSMO POLYURETHANE (HK) CO., LIMITED | Private company limited by shares | Dissolved |
| COSMO COMPUTER (HK) LIMITED | Private company limited by shares | Dissolved |
| COSMO (HK) AIR & SEA CONSOLIDATORS LIMITED | Private company limited by shares | Live |
| COSMO ELECTRONICS (H.K.) INTERNATIONAL CO., LIMITED | Private company limited by shares | Dissolved |
| COSMO FIVE H.K. LIMITED | Private company limited by shares | Dissolved |
| COSMO AIR FREIGHT (H.K.) LIMITED | Private company limited by shares | Live |
| COSMO SEA FREIGHT (H.K.) LIMITED | Private company limited by shares | Live |
| COSMO HEALTH (H.K.) LIMITED | Private company limited by shares | Live |
| COSMO LFIT (HK) LIMITED | | Live |
| COSMO TRANS LINE (HK) LIMITED | Private company limited by shares | Dissolved |
| COSMO INVESTMENT MANAGEMENT (HK) LIMITED | Private company limited by shares | Dissolved |
| COSMO ASIA PACIFIC (HK) LIMITED | | Live |
| RICH COSMO (HK) LIMITED | Private company limited by shares | Live |
| ROYAL COSMO (H.K.) CO., LIMITED | Private company limited by shares | Dissolved |
| SKY COSMO TRADING (HK) LIMITED | | Live |
| COSMO WAY HOLDINGS LIMITED | Private company limited by shares | Dissolved |
| SKY COSMO HOLDINGS LIMITED | Private company limited by shares | Live |
| Cosmo Holdings Limited | Private company limited by shares | Live |
| DL COSMO HOLDINGS LIMITED | Private company limited by shares | Live |
| COSMO GROUP HOLDINGS LIMITED | Private company limited by shares | Dissolved |
| COSMO GROUP HOLDINGS LIMITED | Private company limited by shares | Dissolved |
| COSMO GROUP HOLDINGS CO., LIMITED | Private company limited by shares | Live |
| Cosmo Lady (Hong Kong) Holdings Company Limited | Private company limited by shares | Live |
| COSMO TREASURE HOLDINGS LIMITED | Private company limited by shares | Dissolved |
| COSMO ELECTRIC HONG KONG COMPANY LIMITED | Private company limited by shares | Dissolved |
| Cosmo Goodness Hong Kong Limited | Private company limited by shares | Live |
| HONG KONG MYTHOLOGY INT'L AROMA COSMO GROUP LIMITED | Private company limited by shares | Dissolved |
| COSMO HONG KONG GROUP LIMITED | Private company limited by shares | Live |
| COSMO HONG KONG GROUP LIMITED | Private company limited by shares | Live |
| Cosmo Lady (Hong Kong) Industrial Company Limited | Private company limited by shares | Live |
| HONG KONG COSMO INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| COSMO HONG KONG INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| COSMO HONG KONG LIMITED | Private company limited by shares | Live |
| HONG KONG COSMO LIMITED | Private company limited by shares | Live |
| COSMO CENTURY (HONG KONG) COMPANY LIMITED | Private company limited by shares | Dissolved |
| COSMO (HONG KONG) INVESTMENT MANAGEMENT CO., LIMITED | Private company limited by shares | Live |
| NISSHO COSMO (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| HONG KONG COSMO ROCK CO., LIMITED | Private company limited by shares | Live |
| COSMO UNITED TRADING (HONG KONG) CO. LIMITED | Private company limited by shares | Live |
| COSMO OIL (HONGKONG) COMPANY LIMITED | Private company limited by shares | Dissolved |
| HONGKONG COSMO INTERNATIONAL CO., LIMITED | Private company limited by shares | Dissolved |
| HONGKONG COSMO GIFTS LIMITED | Private company limited by shares | Live |
| HONGKONG COSMO WEALTH GROUP LIMITED | Private company limited by shares | Live |
| HONGKONG COSMO TECHNOLOGY LIMITED | Private company limited by shares | Live |
| HONGKONG COSMO TOUR & TRADE CO., LIMITED | Private company limited by shares | Dissolved |
| HONOUR COSMO LIMITED | Private company limited by shares | Live |
| COSMO HORIZON LIMITED | Private company limited by shares | Dissolved |
| Cosmo Horizon Limited | Private company limited by shares | Live |
| HOTELIER COSMO LIMITED | Private company limited by shares | Live |
| Cosmo House Limited | Private company limited by shares | Live |
| Cosmo House International Limited | Private company limited by shares | Live |
| COSMO HUGO LIMITED | Private company limited by shares | Live |
| COSMO HUNT INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| COSMO IMAGE LIMITED | Private company limited by shares | Dissolved |
| COSMO IMAGE INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| COSMO SPORT IMPORT EXPORT LIMITED | Private company limited by shares | Dissolved |
| Cosmo Investment Consultancy Incorporation Limited | Private company limited by shares | Live |