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DiAZiT Company, Inc. has been a leading manufacturer of specialty products for almost 45 years.  Vertical document files, PlanHorse hanging plan files, Carrier Strips for all vertical filing cabinets and blueprint machine spare parts for the Architectural, Engineering & Construction professions.



DiAZiT is also known all over the world as the leading manufacturer of diazo reproduction blueprinting equipment. Diazo copiers are the standard in large format engineering copiers in the AEC (architectural, engineering, and construction) profession.

DiAZiT is also well known in the AEC markets for large document, vertical files and economical plan holders. We are the industry leader in product value for document storage files. When DiAZiT started nearly 40 years ago, it was our intention to produce the best products available at the most economical price.


Since those first days in 1963, we have built tens of thousands of DiAZiT products without changing our philosophy. As it has been since day one, you know you can always count on the highest possible quality products with incomparable value at DiAZiT. After all we've got 35 plus years of manufacturing expertise backing up every Diazit Product.



Our dealer - distributor network extends all around the world. There's probably a Diazit dealer or distributor near you. If you are in the U.S. see our dealer page (click here) to find a Diazit dealer or distributor near you or call toll free 800-334-6641. Outside or inside the U.S. email: or send us Contact Us online.


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