| # | Entity | Status | State |
|---|---|---|---|
| 1 | 18 663 396 807 SIMPSON & CO BUILDING SERVICES PTY LTD |
ABN Active | NSW 2325 |
| 2 | 22 105 950 230 SIMPSON BUILDING GROUP PTY LTD |
ABN Active | NSW 2753 |
| 3 | 49 104 656 019 THE SIMPSON BUILDING CO PTY LTD |
ABN Active | QLD 4740 |
| 4 | 50 640 531 353 SIMPSON BUILDING DEVELOPMENTS PTY LTD |
ABN Active | NSW 2250 |
| 5 | 54 158 492 794 SIMPSON BUILDING PTY. LTD. |
ABN Cancelled | NT 0800 |
| 6 | 79 103 876 188 JOHN SIMPSON BUILDING CONSULTANT PTY LTD |
ABN Cancelled | NSW 2095 |
| 7 | 83 164 142 572 C SIMPSON BUILDING PTY LTD |
ABN Cancelled | NSW 2299 |
| 8 | 49 104 656 019 THE SIMPSON BUILDING CO PTY LTD |
ABN Active | QLD 4740 |