| # | Entity | Status | State |
|---|---|---|---|
| 1 | 52 995 058 987 JOHN WILLIAM DRILLING |
ABN Active | SA 5041 |
| 2 | 58 155 767 972 Williams River Drill & Blast Pty Ltd |
ABN Cancelled | NSW 2324 |
| 3 | 80 754 738 750 SIMON WILLIAM DRILLING |
ABN Cancelled | SA 5041 |
| 4 | 39 860 076 792 WILLIAMS D J & U H WILLIAMS DRILLING |
ABN Cancelled | QLD 4455 |
| 5 | 58 155 767 972 Williams River Drill & Blast Pty Ltd |
ABN Cancelled | NSW 2324 |
| 6 | 83 411 884 080 RAYMOND JOHN WILLIAMS R & C Williams Drilling Consultants |
ABN Cancelled | QLD 4184 |
| 7 | 88 764 700 404 MICHAEL V WILLIAMS Williams Drilling & Sampling Services |
ABN Active | SA 5245 |
| 8 | 88 764 700 404 MICHAEL V WILLIAMS Williams Drilling Services |
ABN Active | SA 5245 |