| Company Name | Type | Status |
|---|---|---|
| Zirco Limited | Private company limited by shares | Live |
| Zircolab Limited | Private company limited by shares | Live |
| ZIRCON LIMITED | Private company limited by shares | Dissolved |
| ZIRCON LIMITED | Private company limited by shares | Live |
| ACE CUBIC ZIRCONIA LIMITED | Private company limited by shares | Live |
| CUBIC ZIRCONIA JEWELLERY MANUFACTORY LIMITED | Private company limited by shares | Live |
| ZIRCONIAS COMPANY LIMITED | Private company limited by shares | Live |
| ZIRCONIUM LIMITED | Private company limited by shares | Live |