Kocayusuf was founded in 1961 by Yusuf Ziya Güleray in a small workshop in Istanbul, and today it is a family company managed by 3rd generation individuals. The experience they gained from the founding master was taken one step further with the sons of the 2nd Generation engineers, and today the 3rd Generation has taken over the baton. Kocayusuf, which produces in 3 factories with a total closed area of ​​18,000 m2 in Y. Dudullu and Dilovası OSB, always targets customer satisfaction and quality with its thousands of machines in operation.