Polar Night Energy designs and builds heat storages for renewable energy.
Polar Night Energy has raised €8.1M across 2 funding rounds from 5 investors, most recently a Seed round in Apr 2024. Based in Tampere, Finland; active in Energy and Cleantech. Data as of 6 Aug 2026.
Timing: overdue vs cohort gap · momentum up. Funding-only estimates, not predictions and not investment advice — see signals.
| Date |
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| Stage |
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| Amount |
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| Investors |
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| 2024-04-04 | Seed | €7.6M | Holdix Oy Ab,Jonathan Oppenheimer,Stephen Industries,Turret Oy Ab | View deal → |
| 2021-10-11 | Other | €500k | Liquido Ventures Oy | View deal → |
