Dan Dumezich

National Leader | Federal Tax Controversy Services

Dan Dumezich

111 S. Wacker Drive

Suite 1800​



United States


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Dan is the national leader of Federal Tax Controversy Services at Deloitte Tax LLP. Dan has more than 25 years of experience in advising clients in a variety of tax controversy issues. Dan has represented corporate, partnership, trust, estate, and individual clients in tax controversy matters before the IRS. He has advised clients on handling audit inquiries and has assisted clients in successfully resolving issues at Examination, Appeals, and in litigation.

Dan Dumezich