IDN – International Development Norway

SOS Entrepreneurs Foundation

The Municipality of Sofia, Bulgaria

The Municipality of Beloslav, Bulgaria

The Municipality Sapareva Banya, Bulgaria

The Municipality Sandanski, Bulgaria

Microlab Progetti

SU “St.Paisii Hilendarski”, Dupnica (Средно езиково училище “Св. Паисий Хилендарски”, Дупница)

Gimnaziya Hristo Botev, Dupnica (Профилирана гимназия “Христо Ботев”, Дупница)

Primary school “Hristo Botev”, Kraynitsi (Основно училище “Христо Ботев”, с. Крайници)

University of Siena, Siena, Italy

University of Florence, Florence, Italy

SDEWES, Zagreb, Croatia

CEI, Valencia, Spain

EPLO, Athens, Greece

GEOIMAGING, Nicosia, Cyprus

TUC, Crete, Greece

Split Dalmatia Region, Croatia

RAUSK, Biać, Bosnia-Erzegovina