| # | Entity | Status | State |
|---|---|---|---|
| 1 | 13 622 988 309 TELEPHONE TECHNIQUES (WAGGA) PTY LTD |
ABN Active | NSW 2650 |
| 2 | 36 072 004 305 ANNETTE TAYLOR TELEPHONE TECHNIQUES TRAINING |
ABN Cancelled | WA 6171 |
| 3 | 48 146 842 462 Yelland Investments Pty Ltd TELEPHONE TECHNIQUES |
ABN Active | NSW 2650 |
| 4 | 81 587 984 120 The Trustee for The Yelland Family Trust Telephone Techniques |
ABN Active | NSW 2650 |
| 5 | 83 113 235 459 ROSALBA GUSTIN HELLO TELEPHONE TECHNIQUES |
ABN Cancelled | NSW 2007 |