Bank Five Nine
A community bank serving Southeast Wisconsin since 1859.
Last updated September 1, 2026
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Overview
Bank Five Nine is a community bank based in Southeast Wisconsin. It has been serving the community since 1859, with a mission to 'Make Lives Better'. The bank offers personal and commercial banking services, and is one of the top SBA lenders in Wisconsin.
History
Bank Five Nine opened in 1859. It started as Summit Bank in July 1859 with $25,000 in capital. Summit Bank was the community's first bank, 15 years before Oconomowoc became a city. From 1859 to 1870, the bank was located at the site of the old Oconomowoc Library on North Lake Rd. in Oconomowoc. In 1868, after surviving an unsuccessful burglary, Summit Bank moved to a former location at the corner...
Products and positioning
Community bank focused on giving back and supporting local businesses.
Product categories. Checking Accounts · Savings Accounts · Money Market · CD & IRA's
Recent events
Bank Five Nine partners with Wisconsin State Fair[6]
Wisconsin State Fair officials announced a new partnership with Bank Five Nine, which is the title sponsor of the fair's amphitheater.
Sources6 sources
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