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EPHYRA

Motor Oil Hellas

Agioi Theodoroi, Corinth, Greece

Hydrogen
Profile last updated: March 24, 2026

About

EPHYRA is a renewable energy company headquartered in Agioi Theodoroi, Greece specializing in Hydrogen.

EPHYRA is a Clean Energy JU Horizon Europe project coordinated by Motor Oil Hellas to demonstrate industrial-scale renewable hydrogen production in South-East Europe. The project is located at the Motor Oil refinery in Agioi Theodoroi, Corinth, and is the flagship of the TRIĒRĒS Valley hydrogen initiative in Greece.

Headquarters

Agioi Theodoroi, Greece

Focus areas

green hydrogenrenewable hydrogenelectrolysisindustrial decarbonisationTRIĒRĒS ValleyHorizon Europe

Products & services

Business models

B2B

Value chain

DevelopmentEngineeringConstruction

Locations

Headquarters

Agioi Theodoroi, Corinth, Greece

Projects

1

EPHYRA

Under ConstructionGreen hydrogen electrolysis plant

Renewable hydrogen production facility using pressurized alkaline electrolysis within Motor Oil's Corinth refinery, originally designed at 30 MW and being scaled to 50 MW. Supplies green hydrogen to the TRIĒRĒS Valley.

50 MW capacityAgioi Theodoroi, GreeceClient: Motor Oil Hellas

Credentials & affiliations

Partnerships

Motor Oil Hellas, ETA-Florence Renewable Energies, German Aerospace Center, TRIĒRĒS Valley, Siemens, ENVIRONMETRICS

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