John Chang is a seasoned professional in supply chain management with extensive experience in procurement and sourcing. Currently serving as a Senior Buyer at DTE Energy since 2018, John has previously held positions such as Commodity Buyer at ZF Group from 2016 to 2018 and Buyer at Toyoda Gosei from 2014 to 2016. Additionally, John gained initial industry experience as a Supply Chain Sourcing Co-Op at MeadWestvaco in early 2013. John holds a Bachelor of Arts degree in Supply Chain Management from Michigan State University, earned in 2013.
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