Maintain a close connection with Trinity College and the friends you have made during your time at CBC Perth and Trinity College.

TOBA hosts functions and events almost on a monthly basis for its members.

This portal will allow you to receive regular updates on these functions and events such as Reunions, Sundowners, Sports Day, Golf Day, Golden Heritage Club gatherings and quarterly newsletters.

To register or login to the TOBA alumni programme, please click HERE.

If you have already registered with the TOBA alumni and would like to update your details, please click HERE.

If you experience any difficulties please contact the TOBA office on 9223 8120 or at