| # | Entity | Status | State |
|---|---|---|---|
| 1 | 37 155 556 899 Alpha Civil and Engineering Surveys Pty Ltd |
ABN Active | QLD 4209 |
| 2 | 25 164 416 469 CHRIS ALEXOPOULOS ALPHA SURVEYS |
ABN Active | NSW 2191 |
| 3 | 68 280 035 933 NICHOLAS TANGATA Alpha Surveys |
ABN Cancelled | QLD 4209 |
| 4 | 25 164 416 469 CHRIS ALEXOPOULOS ALPHA SURVEYS |
ABN Active | NSW 2191 |
| 5 | 95 606 101 295 ALPHA CERTIFIED PTY LTD Alpha Certified Building Surveying Services |
ABN Active | WA 6027 |