John Barrett is a technology leader and business growth strategist with over 20 years of experience in building automation, SaaS, and operational efficiency. Currently, they serve as Chief Technology Officer at CannaLedger, where they focus on helping cannabis manufacturers improve compliance and operational visibility. Previously, John held leadership roles at Johnson Controls and Honeywell, overseeing regional business development and securing multimillion-dollar contracts. They have also contributed as Managing Director at Voltas Controls and Business Development Executive at Digital Twin (Pty) Ltd. John is pursuing a degree in Business/Managerial Economics at the University of Westminster while holding a background in Mechanical Engineering and various technical disciplines.
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