Erik Koltun

Erik Koltun, CPA, is a seasoned professional in business operations and strategy, currently serving as a Senior Manager at Fiserv since October 2025. Previously, Erik worked at Nasdaq as an M&A Integration Specialist, where responsibilities included defining integration strategies for multi-billion dollar transactions and managing the execution of integration plans across various functions. Prior to Nasdaq, Erik held positions at KPMG US, leading M&A integration and divestiture strategy projects, including high-profile transactions and operational transitions. Additional experience includes work as an Associate in Deal Advisory & Strategy and as a Summer Analyst at Alvarez & Marsal. Erik holds a Bachelor of Science in Accounting from Binghamton University and has completed a study abroad program at Université Paris-Sorbonne.