Mark Ostronic

Mark Ostronic is a seasoned banking professional with extensive experience in corporate banking and commercial lending. Currently serving as Senior Director of Corporate Banking at FNBO since August 2022, Mark previously held senior leadership roles at First Interstate, where responsibilities included managing a team of 16 commercial bankers and overseeing commercial banking operations. Mark's career also includes significant positions at American National Bank, US Bank, and Commercial Federal Bank, with a strong focus on C&I financing and owner-occupied commercial real estate. Mark holds an Executive Certificate in Leadership & Management from the University of Notre Dame and graduated from Creighton University.