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About William Seitz

William (Bill) Seitz earned a Bachelor of Arts in political science from the University of California at Riverside and a Juris Doctorate from the University of Illinois College of Law. He is a licensed attorney in the state of Illinois. He advises a diverse client base in the area of Sales and Use Tax, providing audit defense, refund analysis and transactional consulting to companies in a variety of industries, including health care and software as a service (Saas). Bill also leads implementations of Vertex Inc.’s Indirect Tax Solutions. Prior to joining True Partners, Bill worked at Deloitte in the State and Local Tax group.

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