Since 2008 SOUND AND VISUAL – KONSTANTINOS A. PAPATHANASSIOU S.A. has implemented the Quality Management System, which is compliant with the requirements of the ISO 9001:2003 International Standard.

Using specific methods along with systematic monitoring of business processes, this system ensures that the company operates in the best possible manner and assures the expected quality in the products and services that we offer you.

Certified quality in the whole spectrum of our company’s operation is a guarantee that your needs and requirements will be met in full.