| # | Entity | Status | State |
|---|---|---|---|
| 1 | 48 773 962 040 J.K GROUNDWATER & J GROUNDWATER |
ABN Active | QLD 4500 |
| 2 | 87 421 853 902 A.P FORD & B.S GROUNDWATER & K.J GROUNDWATER & A.S KILPATRICK |
ABN Active | NSW 2430 |
| 3 | 45 564 159 730 G.J DICKSON & K.B DWYER & R.A FLYNN & D.B GROUNDWATER |
ABN Active | NSW 2228 |
| 4 | 54 630 412 499 R.W BRIDGEMAN & T.J GROUNDWATER & T HOWLETT & K.A PHILLIPS |
ABN Cancelled | NSW 2333 |