| Company Name | Type | Status |
|---|---|---|
| BLACKHILL LIMITED | Private company limited by shares | Live |
| Blackhill Limited | Private company limited by shares | Live |
| BLACKHILL GROUP LIMITED | Private company limited by shares | Dissolved |
| blackhill studio LIMITED | Private company limited by shares | Live |
| Blackhill Technology Group Limited | Private company limited by shares | Live |
| BlackHills Consulting Limited | Private company limited by shares | Live |