Company Profile

Diamond Roll-Up Doors manufacturers doors for trucks and trailers

Diamond Roll-Up Door began manufacturing doors for the transportation industry in Upper Sandusky, Ohio in 1991.

Diamond is a designer and manufacturer of custom engineered door products for the following markets:

The door products are basically divided into 2 categories:

  1. Panel Roll-Up Door Products.
    These products are used on trailers and truck bodies and are made from Wood or Composite materials.  Diamond is a major supplier of spare parts for roll-up door products in the US.
  2. Aluminum Roll-Up Doors
    These products have a wide range of applications in all market categories nominated above.  These products are marketed under the name Dover Roller Shutters in the US. Refer for more information.

Dover Roller Shutters is extremely well placed to work closely with customers to develop customized solutions for a wide variety of applications.

We are a member of the AM Group of Companies and benefit from the resources and support of a large, well-managed organization. AM Group has operations in the US, Europe and Australia. For more information refer to

Diamond's day-to-day operations are managed out of Upper Sandusky, Ohio and are headed by its President Ray Van Gunten.