Our experts advise you on engineering, commercial and technology matters

We offer unique competencies across the entire spectrum of the PV value chain

4contrade GmbH is an independent engineering, commercial and technology consulting company with unique expertise along the value chain of crystalline silicon based photovoltaics from polysilicon to PV-Systems, but also for thin-film technologies.

With our subsidiary - the RCT-solutions GmbH - we provide innovative process engineering, ramp up specialists and know-how transfer for polysilicon, solar cells, solar module factories and PV-Systems all around the world. Our core competence is c-Si based solar cell and solar module technology, in particular the implementation of new equipment and innovative processes into industrial manufacturing. The competence is not limited to purely technical tasks but is also exceptionally profound in the field of project management.

Our customers can benefit from our close relationship to renowned companies, experts and entrepreneurs, worldwide. We also have profound experience in the restructuring of PV-companies and the handling of issues related to the market-entry in the emerging markets, notably in Brazil and in the MENA-region.

Due to the long experienced staff in the PV market as well as in PV production 4contrade is also a coveted partner for the preparation of PV related studies and experts reports.


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4contrade GmbH
Line-Eid-Straße 1
D-78467 Konstanz

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