Polar Night Energy
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 28 Oct 2026.
Tampere, Finlandpolarnightenergy.fi ↗
Total raised
€8.1M
€8,100,000
Funding rounds
2
Investors
5
distinct backers
Active since
2021-10
latest 2024-04
Funding by year
EUR raised per yearPolar Night Energy — funding by year — interactive chart.
Data table
| Polar Night Energy — funding by year | |
|---|---|
| 2021 | €500k |
| 2024 | €7.6M |
Signals
High confidenceRaise-next likelihood9
base rate 44% for Seed
- ▼ Past typical raise window
- ▲ Up-round momentum
- ▼ Low backer re-investment
Exit likelihood8
base rate 11% (2+ rounds)
- ▲ 5y since founding (typical exit age)
- ▼ No recent equity round (debt-only or quiet)
Timing: overdue vs cohort gap · momentum up. Funding-only estimates, not predictions and not investment advice — see signals.
Funding rounds
2 rounds| Date | Stage | Amount | Investors | |
|---|---|---|---|---|
| 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 → |
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