| # | Entity | Status | State |
|---|---|---|---|
| 1 | 30 356 542 450 W.J BLACKHALL & E DOYLE & K.P DOYLE & A NEWTON & D NEWTON & K WARTON |
ABN Active | NSW 2210 |
| 2 | 73 082 546 167 N.J BLACKHALL & P.J REDDING & D.C WREN |
ABN Cancelled | QLD 4218 |
| 3 | 85 183 012 217 P.W BLACKHALL & C.A READ |
ABN Active | QLD 4702 |
| 4 | 98 348 149 060 S.L BISHOP & P.A BLACKHALL |
ABN Active | VIC 3220 |
| 5 | 50 074 089 793 DUNCAN ROBERT BLACKHALL P.Blackhall |
ABN Cancelled | NSW 2026 |