| # | Entity | Status | State |
|---|---|---|---|
| 1 | 19 678 978 884 DESIGN HEATING & COOLING PTY LTD |
ABN Active | SA 5074 |
| 2 | 60 150 307 663 DESIGNER HEAT PTY. LTD. |
ABN Cancelled | VIC 3939 |
| 3 | 65 165 471 787 HEAT DESIGN CONSTRUCTION PTY LTD |
ABN Active | VIC 3020 |
| 4 | 74 283 272 196 The Trustee for DESIGN HEATING & COOLING Trust |
ABN Active | SA 5070 |
| 5 | 38 613 924 025 DIEGO LAKALAKA DESIGN HEATING & COOLING |
ABN Active | SA 5074 |
| 6 | 80 369 193 481 PETER ANTHONY TAYLOR Designer Heating Systems |
ABN Cancelled | VIC 3280 |
| 7 | 94 278 076 859 JACQUELINE BROTHERTON JZ'S DESIGN HEAT & TRANSFER |
ABN Active | NT 0832 |
| 8 | 52 993 676 782 The Trustee for Foster Trust Designer Hydronic Heating |
ABN Active | VIC 3162 |