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OET Energy Technologies
Organic Electronic Technologies – OET, is a deep-tech company pioneering in the new green industry and the green energy technologies.
OET specializes in 3rd generation of PV, the Organic Semi-Transparent Photovoltaics (OPVs) and is recognized as a global technology leader in both OPV Manufacturing and Applications.
OET is the Pillar of green industry & green energy of the Nanotech Hub Thessaloniki, a holistic innovation ecosystem that brings together research, education, and commercialization. This hub is a leader in Nanotechnology, with activities spanning green energy (OPVs), lighting (OLEDs), Agro-Nano, Nano-medicine, and Nano-cosmetics.
The Nanotech Hub was founded by Professor Stergios Logothetidis, a distinguished professor at Aristotle University of Thessaloniki for over 35 years.
OET has two major activities:
OET Manufacturing:
Specializing in large-scale manufacturing of organic photovoltaics using nanotechnology. OET Manufacturing is installing the first world’s manufacturing line for flexible transparent Photovoltaics in Thessaloniki, with an annual capacity of 1 million square meters, funded by the E.U.
OET OPV Installations:
Specializing in installations and innovative applications in :
- Agrivoltaics
- Urban Infrastructure
- Building Integrated Photovoltaics
- Vehicles & Mobility
- Defense
- Tourism
- Wearables
OET’s innovations in organic photovoltaics (OPVs) support transition to a green economy through renewable energy solutions.

