Ağa Oğlu — Window & Door Systems

Established in 1999 in Niğde, Ağa Oğlu manufactures high-quality doors and windows and describes itself as the largest producer in this segment in Turkey and the third largest worldwide.

The company follows a distinct manufacturing philosophy, continually adopting new machinery and technology to keep its products current. As demand grew, it opened a supporting plant in Georgia to serve international orders more closely; today it exports to more than 53 countries.

• Window systems