| # | Entity | Status | State |
|---|---|---|---|
| 1 | 26 003 924 758 ASTRON INCORPORATED PTY. LIMITED |
ABN Cancelled | QLD 4113 |
| 2 | 43 095 319 592 WORLEY ASTRON PTY LIMITED |
ABN Active | WA 6714 |
| 3 | 47 659 820 345 ASTRON SOLUTIONS PTY LIMITED |
ABN Active | NSW 2000 |
| 4 | 66 095 072 192 ASTRON BUSINESS SERVICES PTY. LIMITED |
ABN Cancelled | NSW 2067 |
| 5 | 86 151 143 252 ASTRON PLASTICS PTY LIMITED |
ABN Active | VIC 3121 |
| 6 | 95 150 992 724 Astron Mineral Sands Pty Limited |
ABN Active | VIC 3000 |
| 7 | 97 000 285 272 ASTRON PTY LIMITED |
ABN Active | VIC 3000 |
| 8 | 95 150 992 724 Astron Mineral Sands Pty Limited |
ABN Active | VIC 3000 |