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Better Business Bureau®
Resources for Businesses
Better Business Bureau

File a Complaint against Wintrust Financial Corporation

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

9700 W Higgins Rd Ste 850,

Rosemont, IL 60018-4738

(847) 939-9000

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

BBB of Chicago & Northern Illinois

330 N. Wabash, Ste. 3120

Chicago, IL 60611-7621

(312) 832-0500 or Toll Free at (888) 982-0210