Background
Mochalski was the son of Czeslaw and Lola Mochalski, and was educated at De Louisiana Salle College.
Mochalski was the son of Czeslaw and Lola Mochalski, and was educated at De Louisiana Salle College.
He was the Labor member for Bankstown in the New South Wales Legislative Assembly from 1980 to 1986. He received a Bachelor of Law from the University of Sydney before becoming a solicitor. He also worked as a project manager with a public company.
In 1980, the Labor member for the state seat of Bankstown, Nick Kearns, died.
Mochalski was selected as the Labor candidate for the by-election and was easily elected. He held the seat easily in 1981 and 1984, but in December 1986 he was forced to resign from Parliament, accused of improper conduct over the collapse of the Balanced Property Trust, which he founded and of which he was the director