Mark Jassak

Mark Jassak, CPA, is a Senior Tax Analyst at Fiserv, where they have been contributing since 2022. Mark holds a Bachelor of Business Administration with an emphasis on Accounting from the University of Wisconsin-Milwaukee, graduating in December 2015. Prior to their current role, Mark gained valuable experience as a Senior Tax Accountant and a Staff Accountant, as well as internships at Wipfli LLP and Artisan Partners. Their professional journey began as a Sales Associate at Goodwill Industries of Southeastern Wisconsin, Inc., and they also completed an Associate of Arts and Sciences in Business Administration and Management at Harper College.