File a Complaint against Extension, Inc.
Does your complaint qualify?
Business Headquarters Location
address:
7500 West State Street; Suite 200,
Wauwatosa, WI 53213
phone number:
(414) 727-1715If you have any questions or concerns, please contact the BBB assigned to your complaint:
contact BBB Serving Wisconsin
address:
10019 W. Greenfield Ave.
Milwaukee, WI 53214
phone number:
(414) 847-6000