| # | Entity | Status | State |
|---|---|---|---|
| 1 | 91 607 149 066 FOUR CORNERS ARCHITECTURE PTY. LTD. |
ABN Active | NSW 2044 |
| 2 | 73 115 335 156 Four Walls (WA) Pty Ltd Four Walls Architectural Design |
ABN Active | WA 6027 |
| 3 | 91 607 149 066 FOUR CORNERS ARCHITECTURE PTY. LTD. Four Corners Architecture |
ABN Active | NSW 2044 |
| 4 | 73 115 335 156 Four Walls (WA) Pty Ltd FOUR WALLS ARCHITECTURAL DESIGN |
ABN Active | WA 6027 |