Solon SE (ISIN: DE0007471195) was a German solar energy company with headquarters in Berlin. Solon SE produced photovoltaic modules at its production sites in Greifswald (Germany, SOLON Nord GmbH), Steinach in Tirol (Austria, SOLON Hilber Technologie GmbH), Carmignano di Brenta (Italy, SOLON S.p.A., formerly known as S.E. Project s.r.l.), Tucson (USA, SOLON Corporation) and Berlin (Germany, SOLON Photovoltaik GmbH).