Guardianship Australia has acted as guardian for students at the following schools:
Billanook College
Brighton Grammar School
Camberwell Boys Grammar School
Camberwell Girls Grammar School
Carey Baptist Grammar School
Caulfield Grammar School
Fintona Girls' School
Firbank Grammar School
Ivanhoe Girls Grammar
Korowa Anglican Girls' Grammar School
Shelford Anglican Girls' School
St. Aloysius College
St Catherine's School
St Michael's Grammar School
Toorak College
Trinity Grammar School
Wesley College
Westbourne Grammar