Photoncycle Secures €15M to Heat Europe with Stored Summer Sun

March 4, 2026

The Scoop

Photoncycle, a Norwegian startup, raised €15M in Series A led by NordicNinja and Voima Ventures. They'll scale their solid-state hydrogen energy storage, converting summer sun into winter power for homes across Europe.

The Context

Photoncycle addresses Europe's energy vulnerability post-2022, aiming to reduce reliance on imported fossil fuels. With 62.5% of household energy used for heating, replacing imported gas is critical. Solid-state hydrogen storage converts excess renewable energy, offering seasonal energy resilience.

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