| # | Entity | Status | State |
|---|---|---|---|
| 1 | 84 317 759 816 DAVID STEWART DRILLING PTY LIMITED & MATTHEW STEWART DRILLING PTY LIMITED |
ABN Cancelled | NSW 2227 |
| 2 | 43 100 256 871 STEWART DRILLING PTY LIMITED |
ABN Cancelled | NSW 2229 |
| 3 | 53 003 814 266 STEWART BROTHERS DRILLING CONTRACTORS PTY. LIMITED |
ABN Cancelled | NSW 2229 |
| 4 | 87 105 292 466 DAVID STEWART DRILLING PTY LIMITED |
ABN Cancelled | NSW 2229 |
| 5 | 89 105 292 475 MATTHEW STEWART DRILLING PTY LIMITED |
ABN Cancelled | NSW 2227 |
| 6 | 56 104 426 653 G.W STEWART & H.J STEWART Stewart Drilling |
ABN Cancelled | WA 6210 |