He was a Liberal member of the Legislative Assembly of Ontario from 2014 to 2018 who represented the west Toronto riding of Etobicoke—Lakeshore.

[3] He attended Etobicoke Collegiate Institute and the University of Toronto where he obtained a degree in architecture.

He set up his own design firm, but his interest in urban planning issues propelled him into politics.

His wife, Rose Milczyn, is a former municipal civil servant who was appointed to Toronto City Council in August 2022 as a temporary caretaker councillor following the resignation of Michael Ford.

In the 2000 municipal election he ran again and this time defeating incumbent Blake Kinahan in a close race.

Milczyn ran as the Liberal candidate in the Etobicoke—Lakeshore provincial by-election, caused by the resignation of Laurel Broten, which was held August 1, 2013.