: M&I was a pioneer in banking technology; its data processing arm was eventually spun off into the independent company Metavante in 2007. Final Information Statement/Prospectus - SEC.gov
: At its peak, it operated hundreds of offices across Wisconsin, Arizona, Florida, Indiana, Minnesota, Missouri, and Nevada. marshall and ilsley
: The bank was led by three generations of the Puelicher family; John "Jack" Puelicher was notably recognized for his conservative leadership from 1963 to 1992. : M&I was a pioneer in banking technology;
: While M&I successfully expanded into high-growth markets like Arizona, this same expansion into real estate markets during a downturn contributed to the company's eventual need for a merger. : While M&I successfully expanded into high-growth markets
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.