| # | Entity | Status | State |
|---|---|---|---|
| 1 | 12 679 597 687 BARKER MECHANICAL & CONTRACTING PTY LTD |
ABN Active | WA 6112 |
| 2 | 27 625 753 264 ROD BARKER CONTRACTING PTY LTD |
ABN Active | VIC 3305 |
| 3 | 67 627 100 814 MOUNT BARKER CONTRACTING SERVICE PTY LTD |
ABN Active | WA 6324 |
| 4 | 71 620 850 062 DJ CONTRACTING MT BARKER PTY LTD |
ABN Active | NSW 2061 |
| 5 | 86 601 303 182 BARKER CONTRACTING PTY LTD |
ABN Active | QLD 4551 |