| Company Name | Type | Status |
|---|---|---|
| POLYGRADE LIMITED | Private company limited by shares | Dissolved |
| POLYGRADE ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| POLYGRADE INDUSTRIAL LIMITED | Private company limited by shares | Dissolved |
| POLYGRADE INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| POLYGRADE MANAGEMENT LIMITED | Private company limited by shares | Live |
| POLYGRADE TRADING LIMITED | Private company limited by shares | Live |