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Better Business Bureau®
Resources for Businesses
Better Business Bureau

File a Complaint against Cornerstone Community Bank

We want to make sure we can help you with your complaint. The following will help us make sure your complaint is processed promptly.

Business Headquarters Location

2090 Wisconsin Ave,

Grafton, WI 53024-2607

(262) 375-9150

If you have any questions or concerns, please contact the BBB assigned to your complaint:

BBB Serving Wisconsin

10019 W. Greenfield Ave.

Milwaukee, WI 53214

(414) 847-6000