| # | Entity | Status | State |
|---|---|---|---|
| 1 | 48 623 868 995 HORIZON MINING ENERGY & CIVIL PTY LTD |
ABN Active | WA 6726 |
| 2 | 50 667 416 597 HORIZON CIVIL SOLUTIONS PTY LTD |
ABN Active | QLD 4164 |
| 3 | 84 334 008 837 The Trustee for the Horizon Civil Trust |
ABN Active | WA 6009 |
| 4 | 96 127 868 044 SOUTHERN HORIZON CIVIL GROUP PTY LTD |
ABN Cancelled | NSW 2204 |
| 5 | 95 373 792 787 RYAN ANDREW MERCER HORIZON MINING ENERGY & CIVIL |
ABN Cancelled | WA 6076 |