Ellen Mann and Jon Mann have been in the advertising specialty business for over 29 years with combined experience of over 58 years. Ellen and Jon came from the retail industry where they were fourth generation at Stern and Mann Department store in Canton, OH working in purchasing and management known for providing the best customer service in the area which they have carried over those standards to Mann Marketing. We stand by our customer service, quality, delivery of our products. Satisfaction Guaranteed. Mann Marketing your success because Mann Can!