| # | Entity | Status | State |
|---|---|---|---|
| 1 | 18 653 914 418 LEANNE JOY MATTHEWS The hair theory hair design & co. |
ABN Active | VIC 3550 |
| 2 | 36 169 523 698 JENNIE MICHELLE LAWES QUIRKY THEORY DESIGN |
ABN Active | SA 5042 |
| 3 | 67 105 311 336 NATALIA PRPIC Design Theory |
ABN Cancelled | ACT 2602 |
| 4 | 95 914 117 295 RETNOWATY JUSTINE DJAJADIKARTA Chaos theory designs |
ABN Cancelled | NSW 2020 |
| 5 | 99 805 280 286 CARLA SUSAN BROWN STRAIGHT LINE THEORY DESIGN |
ABN Active | QLD 4158 |
| 6 | 21 826 701 407 The Trustee for The Small Change Trust DESIGN THEORY |
ABN Active | WA 6160 |
| 7 | 82 769 749 652 DERYA METE-SABUNCUOGLU DESIGN THEORY STUDIO |
ABN Active | QLD 4217 |