The Metropolitanate of the Serbian Orthodox Church of Australia and New Zealand is in the throes of building its first full time day school in the city of Sydney. St. Sava College will cater to the spiritual and academic needs of Orthodox children of Serbian and other ethnic backgrounds.

RIZA was established both to serve an evident need for unique and fine Orthodox vestments, as well as to financially assist in the building of the St Sava College. Riza Orthodox Vestments is owned and controlled by the Metropolitanate of the Serbian Orthodox Church of Australia and New Zealand under the leadership of His Grace Bishop Siluan.