When Comerica Inc. merged with Detroit rival Manufacturers National Corp. in 1992, the goal of the combined banking companies was to carve out $145 million in expenses, much of it from the back office.

While that aim was achieved, executives admit it took a little longer to get there than they had hoped.

Subscribe Now

Access to authoritative analysis and perspective and our data-driven report series.

14-Day Free Trial

No credit card required. Complete access to articles, breaking news and industry data.