[1] It operated from 1862 to 1987, when it amalgamated with the Hotham Permanent Building Society to form Challenge Bank.
[2] PBS was founded by WA Attorney General George Frederick Stone, Lt. Col. J. Bruce, Adjutant General W. Knight, Rev.
Pownall, Magistrate H. Wakefield[3] and Joseph Thomas Reilly.
[4] It proposed an earlier merger in 1981 with Bendigo Building Society, but Bendigo customers and shareholders opposed the move.
[5] Bryce Moore's history of the Perth Building Society was published in 1989.