Koh-i-Noor Hardtmuth
| Company type | Joint-stock company | 
|---|---|
| Industry | Stationery | 
| Founded | 1790 | 
| Founder | Joseph Hardtmuth | 
| Headquarters | , | 
Area served  | Worldwide | 
| Products | Writing implements, art materials, office products | 
| Revenue | 792,757,000 Czech koruna (2017) | 
| 112,959,000 Czech koruna (2017) | |
| 114,446,000 Czech koruna (2017) | |
| Total assets | 1,738,843,000 Czech koruna (2017) | 
| Owner | Vlastislav Bříza (since 2000) | 
Number of employees  | 640 (2017) | 
| Website | koh-i-noor.cz | 
Koh-i-Noor Hardtmuth a.s. is a Czech manufacturing company of stationery products, based in České Budějovice. Established in 1790, it is one of the oldest stationery companies in the world.
With four factories in its country of origin (České Budějovice, Městec Králové, Broumov, and Milevsko) and one in Bulgaria, the company manufactures and sells a wide range of writing implements, art materials, and office products, exporting them to more than 90 countries worldwide.