| # | Entity | Status | State |
|---|---|---|---|
| 51 | 79 112 110 988 Alarm Innovations Pty Ltd FOUR WALLS SECURITY |
ABN Active | QLD 4121 |
| 52 | 79 501 738 965 The Trustee for The Duggan Family Trust Four Walls and A Roof |
ABN Cancelled | QLD 4111 |
| 53 | 38 604 455 594 FOUR WALLS RENTALS PTY LTD Four Walls Realty |
ABN Active | QLD 4670 |
| 54 | 39 827 635 493 CHRISTOPHER WILLIAM GORTON Four Walls Property Maintenance |
ABN Active | NSW 2320 |
| 55 | 62 691 149 365 NICHOLAS MURRAY BOCOCK FOUR WALLS TELEVISION |
ABN Active | NSW 2533 |