| Company Name | Type | Status |
|---|---|---|
| HARZ COMPANY LIMITED | Private company limited by shares | Dissolved |
| HARZCHEM INDUSTRY LIMITED | Private company limited by shares | Live |
| Harzen Limited | Private company limited by shares | Live |
| HARZONE LIMITED | Private company limited by shares | Live |
| Harzone Enterprises Limited | Live | |
| Harzos Limited | Live |