Marshall And Ilsley May 2026

Marshall & Ilsley Corporation (M&I), founded in 1847 in Milwaukee, Wisconsin, was the largest Wisconsin-based bank until its acquisition by in 2011. Corporate Overview Headquarters : Milwaukee, Wisconsin. Assets at Acquisition : Approximately $51.9 billion.

: BMO Financial Group announced it would acquire Marshall & Ilsley on December 17, 2010. marshall and ilsley

: Its diverse financial services included M&I Brokerage Services, M&I Investment Management Corp., and Metavante Corporation , a major data processing division. The BMO Acquisition Marshall & Ilsley Corporation (M&I), founded in 1847