| # | Entity | Status | State |
|---|---|---|---|
| 1 | 13 583 774 325 ROHAN JOHN WHITE Rohan White Designs |
ABN Cancelled | WA 6160 |
| 2 | 41 032 714 488 ROHAN DAVID MONTGOMERY ROHAN MONTGOMERY CIVIL DESIGN SERVICES |
ABN Cancelled | VIC 3630 |
| 3 | 80 434 353 218 ROHAN ASHLEY SUMMERS Rohan Summers Designs |
ABN Active | VIC 3217 |
| 4 | 20 607 446 255 ROHAN JOHN GERRARD ROHAN GERRARD DESIGN |
ABN Active | VIC 3123 |