| # | Entity | Status | State |
|---|---|---|---|
| 1 | 55 600 717 747 HELEN WEBB H W DESIGN STUDIO |
ABN Active | TAS 7000 |
| 2 | 73 097 512 516 HARVEY HON DIEC H&D DESIGN STUDIO |
ABN Cancelled | NSW 2011 |
| 3 | 81 423 425 345 HERBERT DHARMAWAN H&D STUDIO DESIGN |
ABN Cancelled | NSW 2220 |
| 4 | 22 109 790 882 ELISABETH HORNE H DESIGN STUDIO |
ABN Active | NSW 2021 |
| 5 | 36 955 917 658 IRENE NICOPOULOS H and I Atelier Studio Designs |
ABN Active | NSW 2222 |
| 6 | 18 906 802 380 HANNAH SPELLER STUDIO H INTERIOR DESIGN |
ABN Active | NSW 2030 |