Thomas Hasko

Thomas Hasko has extensive experience in tax administration and management, currently serving as Supervisory Internal Revenue Agent (Group Manager) at the Internal Revenue Service since June 2010, where leadership of a Global High Wealth examination field team takes place. Hasko’s career includes significant roles as a Revenue Agent and a CPA/Owner at Tax Source LLC. Previously, Hasko worked as a Tax Manager with Deloitte Tax LLP and Arthur Andersen LLP, accumulating 13 years of expertise in federal tax. In addition to tax-related roles, Hasko acts as Treasurer for Pentecost Lutheran Church, overseeing substantial annual financial transactions and reporting. Hasko also officiates youth sports across multiple disciplines and has co-directed a successful youth soccer tournament, demonstrating a commitment to community engagement. Hasko holds a Bachelor of Science in Accounting from the University of Wisconsin-Parkside.