Stefan Jansson, Founder of Polarium

About Stefan Jansson

Stefan Jansson is the former CEO of Polarium, a Swedish company founded in 2015 that develops energy storage and optimization solutions using lithium-ion battery technology for telecom, commercial, industrial, and residential facilities globally. Polarium recently raised SEK 500 million (approximately $49 million USD) from existing investors in the form of convertible preference shares.

Stefan Jansson at a glance

• Company: Polarium
• Total raised: $147M
• Investors: Vargas, AMF, Alecta, Stefan Jansson Global Invest, RoosGruppen
• Location: Sweden

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