Waste Management of Western Macedonia S.A.


6th km Kozani- Ptolemaida, Komvos Egnatias



DIADYMA S.A. was founded in 1996 to serve the needs for Waste Management in the area, according to the Strategic Plan approved by the Regional Council in 1997.

The company’s major task is the design, development & operation of the regional Integrated Waste Management System (IWMS) of Western Macedonia (61 municipalities, 300,000 residents).

Shareholders are the Municipalities of Grevena, Kastoria, Florina, Kozani & Ptolemaida and the Local Unions of the municipalities of the four prefectures of the region.