| # | Entity | Status | State |
|---|---|---|---|
| 1 | 72 159 477 835 CHRIS PENN DESIGN PTY LTD |
ABN Active | NSW 2031 |
| 2 | 48 682 162 595 ROBERT PENN Penn Building Designs |
ABN Active | VIC 3806 |
| 3 | 66 296 732 195 MATTHEW JOHN PENN MATT PENN DESIGNS |
ABN Active | NSW 2104 |
| 4 | 82 501 846 509 SALLY JEAN SMITH PENN SMITH DESIGNS |
ABN Cancelled | SA 5051 |
| 5 | 88 123 655 176 SPH Pty Ltd Scott Penn Hall Architecture & Interior Design |
ABN Active | WA 6007 |
| 6 | 48 682 162 595 ROBERT PENN PENN BUILDING DESIGNS |
ABN Active | VIC 3806 |
| 7 | 66 296 732 195 MATTHEW JOHN PENN MATT PENN DESIGNS |
ABN Active | NSW 2104 |