| TRISK GROUP LIMITED | Private company limited by shares | Live |
| Triska (Hong Kong) Limited | | Live |
| Triskel Limited | Private company limited by shares | Live |
| TRISKELE COMPANY LIMITED | Private company limited by shares | Dissolved |
| TRISKELE LIMITED | Private company limited by shares | Live |
| Triskele Trading Limited | | Live |
| Triskellion Limited | Private company limited by shares | Live |
| TRISKO LIMITED | Private company limited by shares | Dissolved |
| TRI-SKY LIMITED | Private company limited by shares | Dissolved |
| TRISKY OILFIELD SERVICES (FZE) LIMITED | Private company limited by shares | Live |