American Trust & Savings Bank

American Trust has been a community pillar since 1911. After three generations of growth, ATBancorp was formed in 1985 to serve as the bank holding company for American Trust & Savings Bank. Today ATBancorp is a three bank holding company for American Trust (Iowa), American Bank & Trust (Wisconsin), and United American Bank (California). Headquartered in Dubuque, ATBancorp is a banking organization with assets in excess of $900 million serving nine communities through sixteen banking facilities.