| # | Entity | Status | State |
|---|---|---|---|
| 1 | 39 659 572 460 SOUTHSIDE MECHANICAL SERVICES (WA) PTY LTD |
ABN Active | WA 6530 |
| 2 | 47 663 349 568 SOUTHSIDE MECHANICAL MACKAY PTY LTD |
ABN Active | QLD 4740 |
| 3 | 66 646 774 629 SOUTHSIDE MECHANICAL AND SPARES PTY LTD |
ABN Active | NSW 2330 |
| 4 | 83 667 895 909 SOUTHSIDE CRANE MECHANICAL PTY LTD |
ABN Active | WA 6210 |
| 5 | 52 470 585 947 THE TRUSTEE FOR BYTH FAMILY TRUST SOUTHSIDE MECHANICAL PTY LTD |
ABN Cancelled | QLD 4172 |