| # | Entity | Status | State |
|---|---|---|---|
| 1 | 17 661 784 023 AH PROJECT SERVICES PTY LTD AH ENGINEERING CONSULTANCY |
ABN Active | VIC 3104 |
| 2 | 22 924 276 010 The Trustee for THE HARRISON FAMILY TRUST AH CIVIL ENGINEERING |
ABN Active | WA 6027 |
| 3 | 71 477 120 465 JOHN HANNA AH Structural Engineers & Energy Raters |
ABN Active | VIC 3109 |
| 4 | 87 597 847 630 F MOURAD & C YOUNAN AHS CONSULTING ENGINEERS |
ABN Cancelled | NSW 2220 |
| 5 | 71 477 120 465 JOHN HANNA AH STRUCTURAL ENGINEERS & ENERGY RATERS |
ABN Active | VIC 3109 |