Carrie Barnes

Indirect tax leader with 10+ years of experience advising clients on U.S. state sales and use tax, audit defense, and tax technology. Currently a Senior Manager at EY in Detroit, leading complex engagements across tax advisory, refunds, utility studies, and sales and use tax structuring, with a strong focus on manufacturing clients. Known for combining technical tax expertise with data analytics, automation, and middleware development for ERP systems and tax engines. Previously served as a Sales and Use Tax Senior Consultant at Ryan, identifying tax savings opportunities and preparing refund and appeal filings, and held legal and adjudicative roles with the Michigan Tax Tribunal and the Cooley Law School Innocence Project. Holds an LL.M. in Taxation and an Accounting Certificate.