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Diamond Bi-fold Doors – Leading in design and innovation in today’s bi-fold market. Diamond’s unsurpassed quality, durability, and convenience make it perfect for commercial, agricultural and aviation industries. You simply won’t find a better bi-fold door, guaranteed!

Diamond will work with you to find the best bi-fold door solution to suit your needs. We custom build each door to suit your specific building requirements for your hangar, livestock barn, machine shed, factory, commercial, or retail building. We offer industry leading convenience with our single lever, or automatic locking system, unsurpassed strength with a triple internal truss design, and competitive industry pricing.

Explore our site, or give us a call and find out why every year more and more farmers, builders, and pilots are choosing Diamond for their door needs.

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tradeshow map
National Frame Building Expo

Ohio, February 14 - 16
Booth Number: 150

National Farm Machinery Show

Kentucky, February 14 - 17
Booth Number: 4337, 4339


Manitoba, February 22 - 24

Ag Expo

Alberta, February 28 - March 2

London Farm Show

Ontario, March 7 - 9

All 2018 Tradeshows


This year we will be at CAAA in Winnipeg from February 22-24. We will be meeting with aerial applicators from across Canada. This is an industry that we’re passionate about as our founder started his career as an aerial applicator, and from that our story began. If you haven’t read the story, be sure to… READ MORE

National Farm Machinery Show

This is our second year at the National Farm Machinery Show in Louisville. This year the show runs from February 14-17, and Diamond Doors can be found at booths 4337 & 4339. As this is the largest indoor farm show in North America with over 860 exhibitors across 1.2 million square feet of show space…. READ MORE