Diamond Doors Inc.

Diamond Doors Inc. makes large bifold doors for commercial and industrial buildings. The site says it is a Canadian door maker that has offered folding door solutions since 1998. It lists support phone numbers in North America. The company serves aviation hangars, farm buildings and industrial sites.

The doors are made for large openings where headroom matters. The company says each door arrives fully assembled, pre-wired and finish painted. It says the design lets a customer install the door with ease, and that it does as much work in the factory as it can. The site describes the doors as low maintenance and says they are built from materials above the industry standard.

Aviation is one of three industry pages, next to agriculture and industrial. The home page lists aviation hangar and aircraft hangar doors among its main uses. There is a features and options section. Upgrade options named in the support pages include an electric auto lock, an insulation package and a remote opener package.

The company has a parts and service page. The service team helps with door installation, troubleshooting, parts and service. Door support is open Monday to Friday, 8 am to 5 pm Central time.

Visitors can find a dealer, request a quote or apply to become a dealer. The company also has a careers page. Its goal is to provide custom bifold doors built for convenience, new ideas and long life, and it measures success by customer satisfaction.