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Better Business Bureau®
Resources for Businesses
Better Business Bureau

File a Complaint against Cornerstones

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

58 Fore St,

Portland, ME 04101-4842

(207) 775-9085

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

Better Business Bureau Serving Eastern MA, ME, RI & VT

290 Donald Lynch Boulevard, Suite 102

Marlborough, MA 01752-4705

(508) 652-4800