DETROIT/February 24, 2004- Comerica Incorporated (NYSE: CMA) today named Michael J. Conway senior vice president and chief executive officer of Comerica Securities, Inc. and Comerica Insurance Group, Inc. The announcement was made by Dennis J. Mooradian, executive vice president of Wealth & Institutional Management.

Mr. Conway most recently was with Wells Fargo where he served as executive vice president of Private Client Services - Western Division. He was responsible for personal trust, private asset management, private banking, and brokerage services in 13 states.

Mr. Conway spent 16 years in various positions with Lehman Brothers and nine years with Goldman Sachs.

Mr. Conway earned his Bachelor of Science in Engineering at the United States Military Academy at West Point and his MBA degree from Columbia University.

Comerica Incorporated is a financial services company headquartered in Detroit, strategically aligned into the Business Bank, Small Business Banking & Personal Financial Services, and Wealth & Institutional Management. Comerica focuses on relationships, and helping people and businesses be successful. Comerica reported total assets of $53 billion at December 31, 2003.

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