 Pike was a lifetime member of the National Trust of Australia (NSW), which during the late 1960s and 1970s provided him assistance in his efforts to preserve the house.In 1967 the Trust included the house in its Register of Buildings of Outstanding Historic Interest, and it was classified by the Trust in 1976.Through the Trust, Pike was advised by architects, initially John Kenneth Noller, prior to 1969, then David Sheedy, and skilled tradesmen.