| Company Name | Type | Status |
|---|---|---|
| CLYDEMAN COMMISSIONING CONSULTANTS LIMITED | Private company limited by shares | Live |
| ERECTION COMMISSIONING SERVICE LIMITED | Private company limited by shares | Live |
| Offshore Commissioning Solutions (Hong Kong) Limited | Private company limited by shares | Live |
| COMMISSIONING SERVICES INTERNATIONAL LIMITED | Private company limited by shares | Live |
| Total Commissioning Consultancy Limited | Private company limited by shares | Live |