Contact us

Personal banking: 1.847.407.2300 or speak with your banker.
Commercial banking: please contact your banker or Commercial Banking Associate.

Important dates

Now through 09/23/2016
Prepare for the integration of our operating systems when your accounts and services will move to MB.

09/23/2016 through 09/25/2016
System integration. Accounts and services move to MB.

09/26/2016
The transition of your accounts and services will be complete.

MB Welcomes American Chartered Bank Customers

American Chartered Bank is scheduled to merge into MB Financial Bank, N.A. on August 24, 2016. MB, like American Chartered Bank, has a long history of helping customers achieve their financial potential. We are committed to providing exceptional customer service and making this a smooth transition. Please use this website to keep up to date on merger related information. Welcome to MB!

Personal Banking

As an MB customer, you will have access to more choices, more convenience and a much larger banking center network.

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Commercial Banking

We're making an even deeper commitment to delivering smart solutions for your business.

Learn more