Bremer Bank Back to Search Bremer Bank (651) 312-3524 https://www.oldnational.com/ About Bremer Financial Corporation is a privately held, $12 billion regional financial services company jointly owned by the Otto Bremer Trust and Bremer employees. Founded in 1943 by Otto Bremer, the company. Hours:Monday - Friday 9 a.m. - 5 p.m. Images Images × Share × Print Email Facebook LinkedIn X Pinterest Powered By GrowthZone