| CONGRESS COMPANY LIMITED | Private company limited by shares | Dissolved |
| NEW CONGRESS LIMITED | Private company limited by shares | Dissolved |
| BEAUTY CONGRESS COMPANY LIMITED | Private company limited by shares | Dissolved |
| XVII JUNIOR CHAMBER INTERNATIONAL WORLD CONGRESS LIMITED | Private company limited by shares | Dissolved |
| WORLD CONGRESS ON AGEING & DEMENTIA IN CHINESE COMMUNITIES CO. LIMITED | Company limited by guarantee | Dissolved |
| EXTRA CONGRESS LIMITED | Private company limited by shares | Live |
| PACIFIC CONGRESS LIMITED | Private company limited by shares | Live |
| CONGRESSMAN COMPANY LIMITED | Private company limited by shares | Dissolved |