Our company S. Efremidi Sons O.E. established in 1975, initialy located at Sourmena Place, Elliniko - Attika. (following personal Stavros Efremidis established in 1958). In 1980 reallocated to privately owned facilities in Koropi - Attika, with 2.200 m2 covered area.
Our company has specialized personel, insurance technician to improve our people health and safety. The company also in 2007 certificated by BUREAU VERITAS with standard managment system ISO 9001:2000.