| LIFEWORKS.COM PTY LTD | Former Name (Historical) | ASIC |
| OPTUM HEALTH & TECHNOLOGY (AUSTRALIA) PTY LTD | Former Name (Historical) | ASIC |
| PPC WORLDWIDE PTY LTD | Former Name (Historical) | ASIC |
| PPC WORLDWIDE HOLDINGS PTY LTD | Former Name (Historical) | ASIC |
| TELUS HEALTH (AUSTRALIA) PTY LTD | Main Name (Current) | ABR |
| LIFEWORKS.COM PTY LTD | Main Name (Historical) | ABR |
| OPTUM HEALTH & TECHNOLOGY (AUSTRALIA) PTY LTD | Main Name (Historical) | ABR |
| PPC WORLDWIDE PTY LTD | Main Name (Historical) | ABR |
| PPC WORLDWIDE HOLDINGS PTY LTD | Main Name (Historical) | ABR |
| PPC Worldwide Holding Pty Ltd | Main Trading Name (Historical) | ABR |
| Optum | Business Name (Historical) | ABR |
| OPTUMINSIGHT | Business Name (Historical) | ABR |
| OPTUM INTERNATIONAL | Business Name (Historical) | ABR |