Tallinn, Estonia energy storage company making supercapacitors and SuperBattery technology.
Skeleton Technologies OÜ makes high-power energy storage products, including supercapacitors and its SuperBattery technology, used in AI data centers, automotive systems, heavy transport and grid stabilization. It sells to energy-intensive businesses in Europe, North America and Asia. Founded in 2009 and based in Tallinn, Estonia, it secured EUR 33 million in pre-IPO funding in May 2026 from Axon Partners Group, SmartCap and Taiwania Capital. CEO Taavi Madiberk leads the company. In 2023 it recorded revenue of EUR 9,139,297.50 and EBITDA of EUR -831,046.50.
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