| # | Entity | Status | State |
|---|---|---|---|
| 1 | 32 652 943 809 TOP DEAD CENTRE MECHANICAL PTY LTD TDC Heavy Mechanical |
ABN Active | NSW 2527 |
| 2 | 59 762 244 715 TIM CALKIN TDC MECHANICAL |
ABN Active | QLD 4507 |
| 3 | 83 948 573 259 THOMAS GYLLING TDC CONTRACTING & MECHANICAL |
ABN Active | WA 6330 |
| 4 | 59 762 244 715 TIM CALKIN TDC MECHANICAL |
ABN Active | QLD 4507 |