| # | Entity | Status | State |
|---|---|---|---|
| 1 | 24 664 137 973 SIR. CONSULTING PTY LTD |
ABN Active | QLD 4558 |
| 2 | 49 663 203 254 DESIGN SIRS CONSULTING ENGINEERS PTY LTD |
ABN Active | QLD 4014 |
| 3 | 96 152 059 919 Sir Galahad Consulting Pty Ltd |
ABN Cancelled | NSW 2145 |
| 4 | 20 420 530 379 HADI SAJJADPOUR SIR WILLIAMS CONSULTANCY SERVICES- AUSTRALIA |
ABN Active | VIC 3106 |
| 5 | 96 152 059 919 Sir Galahad Consulting Pty Ltd |
ABN Cancelled | NSW 2145 |
| 6 | 60 318 403 167 E.G MIOLO & N.M MIOLO SIR CONSULTANCY |
ABN Cancelled | VIC 3058 |
| 7 | 70 936 054 651 SCOTT IAN RUSSELL SIR Marketing Consultancy |
ABN Cancelled | NSW 2026 |