| Company Name | Type | Status |
|---|---|---|
| C.T.W. INVESTMENT CO. LIMITED | Private company limited by shares | Live |
| CTWANG LIMITED | Live | |
| CT-WATSON TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| My C-Twelve Limited | Live | |
| CTWIN DEVELOPMENT CO., LIMITED | Private company limited by shares | Dissolved |
| CTWKK CO LIMITED | Private company limited by shares | Dissolved |
| CTWO Limited | Private company limited by shares | Live |
| CTWO Group Limited | Private company limited by shares | Live |