| # | Entity | Status | State |
|---|---|---|---|
| 1 | 13 647 986 114 HELIX OFFSHORE ENERGY SERVICES (AUSTRALIA) PTY LTD |
ABN Active | NSW 2000 |
| 2 | 75 672 761 009 HELIX 3 ENERGY SYSTEMS PTY LTD |
ABN Active | WA 6005 |
| 3 | 79 122 647 938 Helix Energy Services Pty Ltd |
ABN Cancelled | WA 6164 |
| 4 | 75 672 761 009 HELIX 3 ENERGY SYSTEMS PTY LTD HELIX 3 ENERGY |
ABN Active | WA 6005 |
| 5 | 79 122 647 938 Helix Energy Services Pty Ltd |
ABN Cancelled | WA 6164 |