# Polar Night Energy: Semiconductors, Tampere, Finland

> Polar Night Energy: Polar Night Energy is a Finnish energy technology company founded in 2018 and based in Tampere, Pirkanmaa. Based in Tampere, Finland.

Source: https://millionrounds.com/startup/polar-night-energy (Millionrounds; every figure on the page links to its filing or article)

Finland · [Semiconductors startup](https://millionrounds.com/companies)

# Polar Night Energy

Polar Night Energy is a Finnish energy technology company founded in 2018 and based in Tampere, Pirkanmaa.

Email

Funding reported Last round: Seed

Semiconductors Tampere, Finland

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Company summary

- **Founded:** 2018 8 years old
- **Team:** 33 11 to 50 people
- **Funding reported:** 8.9M as listed, currency not stated
- **Last round:** Seed Apr 2024

How sure we are

- ✓ **Listed** We know it exists and what it does
- 2 **Funding reported** A company dataset reports a raise
- 3 **Observed** A filing or a dated announcement confirms a round

No round for Polar Night Energy has been confirmed by a filing or an announcement yet, so nothing here counts toward an investor's record. [How we decide](https://millionrounds.com/methodology)

## About Polar Night Energy

Polar Night Energy is a Finnish energy technology company founded in 2018 and based in Tampere, Pirkanmaa.

The company specializes in designing, developing, and constructing industrial-scale high-temperature thermal energy storage systems. Its flagship product, the Sand Battery, is a zero-emission solution that efficiently stores renewable energy from wind and solar sources. This innovative technology enables heat and power generation without combustion, supporting the decarbonization of the heating sector. The company operates in the B2B space, serving industrial clients, energy utilities, and district heating providers. Polar Night Energy offers a range of services, including the design and engineering of thermal energy storage systems, construction and installation, grid balancing solutions, and renewable energy integration. With a mission to reduce reliance on fossil fuels and accelerate the transition to renewable energy, Polar Night Energy is committed to playing a significant role in combating climate change and promoting sustainable energy practices.

## What company datasets say Polar Night Energy raised

Funding, as reported

Reported in all **8.9M** in the source's currency

Last round **Seed**

Last round size **8.4M**

Last round date **Apr 2024**

## The company, in detail

What they build

Known for

hardware clean energy & technology decarbonizing industry energy storage innovation power-to-heat-to-power sustainable energy distribution manufacturing grid balancing large-scale thermal reservoirs climate-neutral energy renewable energy storage utilities financial services finance high-temperature heat delivery

Built with from their website

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+8 more

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- **Sector:** Semiconductors
- **Industry code:** NAICS 33361, 33324, 221118, SIC 3645
- **Region:** Pirkanmaa

## Semiconductors in Finland

Startups like it

- [**Comptek Solutions** Turku · founded 2017](https://millionrounds.com/startup/comptek-solutions)
- [**Wello Oy** Espoo · founded 2008](https://millionrounds.com/startup/wello-oy)
- [**ElFys, Inc.** Espoo · founded 2017](https://millionrounds.com/startup/elfys-inc)
- [**Nocart Ltd** Lahti · founded 2010](https://millionrounds.com/startup/nocart-ltd)
- [**AGATE Sensors** Esbo · founded 2024](https://millionrounds.com/startup/agate-sensors)
- [**Flow Computing** Helsinki · founded 2024](https://millionrounds.com/startup/flow-computing-2)
- [**Endev Oy** Helsinki · founded 2011](https://millionrounds.com/startup/endev-oy)
- [**CoreHW** Tampere · founded 2013](https://millionrounds.com/startup/corehw)

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