John Presley, Chief Financial Officer, to Leave Marshall & Ilsley Corporation

MILWAUKEE, Wis., March 7  /PRNewswire-FirstCall/ -- Marshall & Ilsley Corporation (M&I) today announced that John Presley has resigned as chief financial officer effective March 24, 2006. Presley announced that he has accepted an operating position at Fifth Third Bank. Presley joined M&I in October 2004.

"John has a passion for running a business line, and we understand his desire to return to that aspect of the financial services industry," said Dennis Kuester, chairman and chief executive officer, Marshall & Ilsley Corporation. "We would like to thank John for his contribution during his tenure at M&I, and wish him well in his future endeavors."

M&I has commenced a search for Presley's successor.

Marshall & Ilsley Corporation (NYSE:MI) is a diversified financial services corporation headquartered in Milwaukee, Wis., with $46.2 billion in assets. Founded in 1847, M&I Marshall & Ilsley Bank is the largest Wisconsin- based bank. M&I Bank has 194 offices throughout the state, in addition to 42 locations throughout Arizona; 13 offices in metropolitan Minneapolis/St. Paul, Minn.; and, locations in Duluth, Minn.; Las Vegas, Nev.; and, Naples and Bonita Springs, Fla. M&I's Southwest Bank affiliate has seven offices in the St. Louis area and one office in Belleville, Ill. Metavante Corporation, Marshall & Ilsley Corporation's wholly owned technology subsidiary, provides virtually all of the technology an organization needs to offer financial services. M&I also provides trust and investment management, equipment leasing, mortgage banking, asset-based lending, financial planning, investments, and insurance services from offices throughout the country and on the Internet ( http://www.mibank.com/ or http://www.micorp.com/ ). M&I's customer-based approach, internal growth, and strategic acquisitions have made M&I a nationally recognized leader in the financial services industry. 

DATASOURCE: Marshall & Ilsley Corporation



CONTACT:  Patty Cadorin, Corporate Communications Director of Marshall &

Ilsley Corporation, [phone]



Web site:  http://www.mibank.com/

http://www.micorp.com/ 

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