| Company Name | Type | Status |
|---|---|---|
| QUINN LIMITED | Private company limited by shares | Live |
| SUN QUINN LIMITED | Private company limited by shares | Live |
| QUEEN'S MARY DORSEY & QUINN LIMITED | Private company limited by shares | Live |
| QUINNE LIMITED | Private company limited by shares | Dissolved |
| QUINNE LIMITED | Private company limited by shares | Dissolved |
| QUINNIPAC COMPANY LIMITED | Private company limited by shares | Dissolved |
| QUINNIX COMPANY LIMITED | Private company limited by shares | Dissolved |
| QUINNSWORTH (H.K.) LIMITED | Private company limited by shares | Dissolved |