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. 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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Diamond Doors at the National Farm Machinery Show

For the first time we will be exhibiting at the National Farm Machinery Show in Louisville Kentucky, and we couldn’t be more excited! For those of you that have never been there, this is the largest indoor farm show in North America and over 850 businesses both large and small are represented here. It’s a great… READ MORE

Congratulations for our First Diamond Doors Award Winners

This year marked the first Diamond Doors Awards program; allowing our dealers to showcase their work and tell us the story of each project. The annual awards program began this past October and offered four categories for submissions: Best New Aviation Bi-Fold Door Best New Agricultural Bi-Fold Door Best New Commercial Bi-Fold Door Best Retrofit… READ MORE