Justin Koellner

Justin Koellner is an experienced professional in fleet and maintenance management, currently serving as a Heavy Truck and Crane Mechanic at Trade-Mark Industrial Inc. since January 2023. With a strong background in transportation operations, Justin has held the position of Bus Fleet Maintenance Supervisor at GO Transit since July 2013 and previously worked as Fleet Supervisor at U-Pak Disposals from December 2011 to June 2013. Prior experience includes serving as District Fleet Manager at Waste Management, overseeing the maintenance and regulatory compliance of 109 collection assets and facilities from August 2010 to December 2011. Justin began a career at Stock Transportation as a licensed technician, ultimately progressing to Area Fleet Manager, responsible for the oversight of 400 buses, multiple facilities, and a team of technicians over a decade.