| 1995 | Wide diversion of Patras, section K4-K5 (Glafkos – Girokomeio). Special design for the passing of the motorway through the old garbage burial site (THOLOS S.A.) |
| 1995 | Geotechnical, geological and geochemical investigation and study of the appropriate measures for the isolation of the neighboring garbage burial site of Chios Island from the catchment area of the Koris Gefyri dam (MINISTRY OF AGRICULTURE) |
| 1994 | Infrastructure of the new sanitary garbage burial ground of the municipality of Patras. Covering of western torrent (KORONIS S.A. – ENVITEC Partnership) |
| 1993 | Sanitary garbage burial site of Alexandroupolis (MUNICIPALITY OF ALEXANDROUPOLIS) |
| 1993 | Environmental impact study of the old garbage burial site in Mandra, Attiki (BITROS S.A.) |
| 1992 | Sanitary garbage burial site of Zakynthos island at the Vithakas Vassilikou area. Geotechnical and geological study. Environmental impact study (ASSOCIATION OF MUNICIPALITY AND BOROUGHS OF ZAKYNTHOS) |
| 1992 | Environmental impact study of the new sanitary garbage burial site at the Kokkinochori area of the Nymfopetra borough of Thessaloniki (ASSOCIATION OF LOCAL GOVERNMENT ORGANIZATIONS OF GREATER THESSALONIKI) |
| 1992 | Sanitary garbage burial site at the Kokkinochori area of the Nymfopetra borough of Thessaloniki. Geotechnical investigation and design (ASSOCIATION OF LOCAL GOVERNMENT ORGANIZATIONS OF GREATER THESSALONIKI) |