Justin O’Neill joined Local 793 in November 2006. He started working for the local as a dispatcher at head office in October 2008. In March 2010, Justin became an organizer under the direction of late president Gary O’Neill, and later under John Monti. In January 2015, he became the Barrie area business rep. He was appointed to the board of directors of the Local 793 Non-profit Housing Corp. in September 2016.