Exchange Bank announced the retirement of Executive Vice President Greg Jahn as of December 31, 2020. The timing coincides with the retirement of President and CEO Gary Hartwick announced earlier in the year 2020 and the completion of a two-year long digital and core system conversion that the Bank began in 2019. Jahn has been a member of Exchange Bank’s leadership team for 18 years. Jahn’s post will be filled by Shari DeMaris who will join Exchange Bank as the new executive vice president. An Iowa native, Shari brings over 23 years of technical accounting and financial leadership experience within financial institutions.