Contact Us
We want to make it easier for you to do business with us, so we have multiple ways to reach us.
Below are a few ways to reach us with questions or requests.
Phone: (800) 437-3188 or (317) 328-5660
Customer Service Email: customerservice@calumet.com
Technical Support Email: technical@calumet.com
Safety Data Sheet Requests Email: msds@calumet.com
Credit Team Email: credit@calumet.com
Certificate of Origins: Export_Operations@calumet.com
Corporate Mailing Address: 1060 N Capitol Ave Suite 6-401, Indianapolis, IN 46204-1044