The Berlin-based module maker and solar-systems integrator saw its sales fall to €354m from €815m – a one-year drop of 57%.

In August 2009, in the midst of its worst-ever year, Solon announced a raft of redundancies and other cost-cutting measures. In January 2010 the company replaced chief executive Thomas Krupke with Stefan Säuberlich, saying it needed fresh leadership in light of its “far-reaching restructuring process”.

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