Mike Ptak is a Senior Manager of Merchandising Controllership at Walmart US, a position they have held since 2021. They previously worked as a Senior Manager in Global Audit Services and other roles within Walmart, as well as a Manager at Grant Thornton LLP from 2004 to 2010. Mike holds a Master of Business Administration and a Bachelor of Science in Business Administration with a focus on Accounting, both from the University of Dayton.
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