Since 2007 the company KOSYNTHOS SA active in the field of natural stones. This is a movement of a vertical holding slate that includes mining, processing and trade.

The company KOSYNTHOS SA owns a quarry from which are extracted marble products for construction use, for walls of stone, or for decoration purposes, slate coating path, wall paneling, fireplace lining.

The slate concrete can be used both in modern and in traditional constructions , and has a variety of color shades of beige and in addition there is the possibility to be fitted with or without stone varnish.