How do I join?

To join the ASO simply phone the ASO Secretariat on 02 9965 7250 or email

The ASO Secretariat will guide you through the application process.




You will be required to provide various supporting documentation with your application. If the information supplied is incomplete, the application may be returned for revision. Referees nominated by the applicant may be requested to forward a report in support of the application. Subscriptions are due annually on the first of January. Membership of the ASO is personal and not transferable.

For further information on joining the ASO, phone 02 9965 7250 or email