| # | Entity | Status | State |
|---|---|---|---|
| 1 | 37 793 013 903 DAVID JOHN GIERSCH & COLLEEN KAY GIERSCH |
ABN Active | SA 5291 |
| 2 | 49 820 317 690 JOHN HEDLEY GIERSCH |
ABN Active | SA 5453 |
| 3 | 69 686 763 954 ALAN JOHN GIERSCH |
ABN Cancelled | SA 5064 |
| 4 | 83 080 677 169 JOHN EDWARD GIERSCH |
ABN Cancelled | SA 5680 |
| 5 | 89 496 855 758 PETER JOHN GIERSCH |
ABN Cancelled | NSW 2041 |
| 6 | 89 496 855 758 PETER JOHN GIERSCH PETER JOHN GIERSCH INDUSTRIAL DESIGNER |
ABN Cancelled | NSW 2041 |