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Pleione Energy S.A is an International Joint Venture between the Greek company ADAMANT COMPOSITES LTD and the German company OMNIDEA-RTG Gmbh.


The company was established in 2015 and is located in Athens, Greece. It is part of the New Science & Technology Park of Attica “Lefkippos” of the National Center for Scientific Research (NCSR) "Demokritos".


Pleione Energy’s goal is to develop, design and produce cost-effective products for a more sustainable energy economy, focusing on the use of nanomaterials such as graphene.