NOTICE: Our internal ordering systems will be down for maintenance on Friday, March 13 and Sunnen’s customer service department will be closed. Emergency service options: If you have a Sunnen machine down, please call 800-897-7095 and select Option 3 (x2241) for our Field Service Department. When prompted, leave a detailed message describing your issue. A Sunnen Representative will contact you to assist.
Call Us
Toll-Free: 1-800-325-3670
Phone: +1 (314) 781-2100
US Headquarters
7910 Manchester Rd.
St. Louis, MO 63143