Dresden and Ulm universities spin-out Heliatek closed its series C round.

Heliatek, a Germany-based manufacturer of organic solar film, has secured €18m ($22.5m) in a series C round led by Aqton Se, the investment holding company of German entrepreneur Stefan Quandt.

It also included existing investors Bosch, BASF, Innogy Venture Capital (the investment arm of energy supplier RWE), Wellington Partners, eCapital, High-Tech Gründerfonds and Technologiegründerfonds Sachsen.  The company’s total funding now stands at €46m ($57m).

The news reaches us via our sister publication Global Corporate Venturing.

Heliatek was spun out of…