| # | Entity | Status | State |
|---|---|---|---|
| 1 | 40 231 638 723 R.J KING & E.SI KING |
ABN Cancelled | QLD 4860 |
| 2 | 45 601 560 605 SI R&D PTY LTD |
ABN Active | NSW 2147 |
| 3 | 63 256 923 722 BROWN WATERLOO TRUST & DOYLE WATERLOO TRUST & MURDOCH WATERLOO TRUST & RAUNIK WATERLOO TRUST & S & R GOLDENBERG FAMILY TRUST & WATERLOO SI PTY LTD |
ABN Cancelled | VIC 3121 |
| 4 | 71 809 742 483 W.K SI & R SY |
ABN Cancelled | NSW 2210 |
| 5 | 72 151 771 268 R.M MELSOM & L SI |
ABN Active | WA 6101 |