North American Companies

Our North American operations trade under the Diamond Roll-Up Door and Dover Roller Shutters brand names. Both businesses are based in Upper Sandusky, Ohio, USA. Here is a brief introduction to our North American companies.



Diamond Door

Diamond Roll-Up Door

Diamond Roll-Up Door is manufacturer of roll-up door products for the transportation industry using wood, aluminum and composite materials. In addition to designing and supplying complete door products we also supply replacement parts covering our own as well as competitor door products.
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Our operations are based in Upper Sandusky, Ohio and we distribute our door products and parts throughout North and South America to truck body and trailer manufacturers, aftermarket distributors and fleet buyers.

Diamond Roll-Up Door is an innovative designer of roll-up door products and was the first to develop and supply composite door panels for roll-up doors.

Diamond also custom designs and manufactures a range of aluminum roll-up doors under the brand name Dover Roller Shutters.

For more information, visit our website www.diamonddoor.com/




Dover Roller Shutters

Dover Roller Shutters

Dover Roller Shutters manufacturers the most comprehensive range of proprietary aluminum roll-up doors in the US for commercial vehicles, emergency service vehicles and fire engines. We specialize in designing aluminum roll-up door solutions to suit customer specific requirements and applications. Read more

Our operations are based in Upper Sandusky, Ohio and we distribute throughout the North and South America through truck body builders.

Our proprietary range of roll-up doors (or roller shutters) products also have uses in architectural applications as well as for compartment doors, tool boxes and product display security doors.

Curtain materials include extruded aluminum in single skin and box section designs. Slotted Curtains and polycarbonate Slats can be provided for vision or ventilation. Doors can be designed for manual or electric operation. A large variety of locking systems can be provided to suit door applications and security needs. Rubber Seals can be provided around the door perimeter and even between Slats for weather protection. Also ask about door position monitoring, cabinet lighting and centralised locking options.

Aluminum roll-up doors can be provide in Mill Finish, Anodised, Powder Coated or wet spray paint systems.

Whatever your needs in aluminum roll-up doors Dover Roller Shutters will have a solution. For more information, visit out website www.doverrollershutters.com/



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