| COTAC LIMITED | Private company limited by shares | Dissolved |
| CO-TACK COMPANY LIMITED | Private company limited by shares | Dissolved |
| COTACT LIMITED | Private company limited by shares | Live |
| SKA COTAI LIMITED | Private company limited by shares | Live |
| COTAKA COMPANY LIMITED | Private company limited by shares | Live |
| Cotakvision Consulting Limited | Private company limited by shares | Live |
| CO-TALENT N LIMITED | Private company limited by shares | Dissolved |
| CO-TALENT INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| COTALLY COMPANY LIMITED | Private company limited by shares | Dissolved |
| COTAM ADVISORY LIMITED | Private company limited by shares | Live Commenced dormancy on 09-Sep-2015 |
| COTAN LIMITED | Private company limited by shares | Dissolved |
| COTAPAXI ASIA LIMITED | Private company limited by shares | Dissolved |
| COTAX LIMITED | Private company limited by shares | Live |
| Cotax Service Limited | Private company limited by shares | Live |