Analysis

April 5, 2023

The Swedish battery unicorn that wants to solve energy storage (and no, it isn't Northvolt)

Polarium is set to enable storing renewable energy for when it’s needed


Mimi Billing

5 min read

Along a basement corridor in the same building where the Swedish secret service has its offices, doors are marked with different colours depending on the voltage risk behind them.

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Stefan Jansson, the CEO, at Polarium's R&D centre, Polarium X
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Polarium energy storage system in Australia
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Mimi Billing

Mimi Billing is Sifted's Europe editor, based in Stockholm. She covers the Nordics and can be found on X and LinkedIn

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