Alex Collister is a Regional Sales Manager at Mitten Siding, where they have worked since 2025. Previously, Alex was a Branch Manager at Gentek Building Products from 2020 to 2023 and held various sales positions at Wisebuys, the Renovation Store, Window City Canada, and FROGBOX, which they owned from 2015 to 2017. Alex began their career in manufacturing at True North Entry System, working there from 2004 to 2007. They earned a Bachelor of Arts with Honors Specialization in History and Classical Studies from Western University between 2008 and 2012.
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