| Name | Address | Phone number | Email address | Responsible person | Election Registered for |
|---|---|---|---|---|---|
| UnionsWA | Level 4/445 Hay Street, Perth WA 6000 | 6313 6000 | admin@unionswa.com.au | UnionsWA | 2026 Secret Harbour By-Election |
| Transport Workers Union WA Branch | 143 Chisholm Crescent, Kewdale WA 6105 | 6313 3000 | info@twuwa.org.au | Transport Workers Union WA Branch | 2026 Secret Harbour By-Election |
| Fish For All Ltd | 14 Emplacement Crescent, North Coogee WA 6163 | 0409 880 633 | contact@fishforall.com | Fish for All Ltd | 2026 Secret Harbour By-Election |
Third-Party Campaigners Register - State General Election 2025