| # | Entity | Status | State |
|---|---|---|---|
| 1 | 63 636 929 881 ECS ENGINEERING PTY LTD |
ABN Active | NSW 2200 |
| 2 | 90 063 060 419 TANDAR ENGINEERING OAKES EC & LK |
ABN Cancelled | NSW 2164 |
| 3 | 50 613 271 613 EAST COAST ENGINEERING AND CONSTRUCTION PTY LTD EC ENGINEERS |
ABN Active | QLD 4214 |
| 4 | 64 040 942 016 ELECTRICAL CONTROL SYSTEMS LIMITED ECS ENGINEERING |
ABN Active | HASH 0000 |
| 5 | 88 635 630 084 EAMON CUNNEEN EC ENGINEERING |
ABN Cancelled | WA 6026 |
| 6 | 92 935 670 275 JOSH BROWN ECS Engines |
ABN Cancelled | NSW 2250 |
| 7 | 94 132 401 448 NICHOLAS MARK EMERY ECS CONSULTING ENGINEERS |
ABN Active | QLD 4570 |