| # | Entity | Status | State |
|---|---|---|---|
| 1 | 22 672 618 227 ONE RETAINING PTY LTD |
ABN Active | VIC 3810 |
| 2 | 72 273 673 536 SEAN DAVID BOSNJAK ONE STONE RETAINING |
ABN Active | WA 6038 |
| 3 | 80 085 526 356 BRENT TODD JOHNSON LEVEL ONE RETAINING |
ABN Active | WA 6018 |
| 4 | 82 080 636 497 DYNAMIC PROJECT MANAGEMENT PTY. LIMITED ONE WALL RETAIN |
ABN Active | NSW 2265 |