| # | Entity | Status | State |
|---|---|---|---|
| 1 | 12 678 856 025 PHILIP WALLACE CONSULTING ENGINEERS PTY LTD |
ABN Active | NSW 2481 |
| 2 | 27 095 884 549 LA & MA WALLACE ENGINEERING PTY LTD |
ABN Cancelled | SA 5291 |
| 3 | 65 623 874 224 WALLACE ENGINEERING (AUST) PTY LTD |
ABN Cancelled | VIC 3058 |
| 4 | 76 080 589 000 WILLIAM. R. WALLACE CONSULTING ENGINEERS PTY LTD |
ABN Cancelled | VIC 3096 |
| 5 | 78 001 664 697 WALLACE ENGINEERING PTY LTD |
ABN Cancelled | NSW 2390 |
| 6 | 42 901 224 908 The Trustee for WALLACE FAMILY TRUST WALLACE ENGINEERING (VIC) PTY LTD |
ABN Active | VIC 3029 |
| 7 | 76 080 589 000 WILLIAM. R. WALLACE CONSULTING ENGINEERS PTY LTD WILLIAM R WALLACE CONSULTING ENGINEERS PTY LTD |
ABN Cancelled | VIC 3096 |