| # | Entity | Status | State |
|---|---|---|---|
| 1 | 12 617 948 053 EMILY ARMSTRONG ARCHITECTS PTY LTD |
ABN Active | VIC 3122 |
| 2 | 44 606 523 924 ARMSTRONG & CO. ARCHITECTS PTY LTD |
ABN Active | QLD 4225 |
| 3 | 55 866 556 530 MARK ARMSTRONG ARCHITECTS TRUST |
ABN Active | NSW 2000 |
| 4 | 98 002 645 249 ARMSTRONG ARCHITECTS PTY LIMITED |
ABN Cancelled | NSW 2088 |
| 5 | 55 866 556 530 MARK ARMSTRONG ARCHITECTS TRUST |
ABN Active | NSW 2000 |
| 6 | 98 002 645 249 ARMSTRONG ARCHITECTS PTY LIMITED ARMSTRONG ARCHITECTS PTY LTD |
ABN Cancelled | NSW 2088 |
| 7 | 18 631 302 361 EMILY ELIZABETH ARMSTRONG Emily Armstrong Architects |
ABN Active | VIC 3053 |
| 8 | 42 480 435 071 SARAH BETH ARMSTRONG Armstrong Architects |
ABN Active | NSW 2450 |