German battery maker Sonnen files for insolvency despite US growth

Residential energy storage manufacturer Sonnen filed for insolvency in Germany following Shell's sale to family office Tiven, though the company's US business reported doubled sales and expansion plans.

First covered Oct 22, 2026 · 5:50 AM PT · 2 articles · no longer in the live window

German battery maker Sonnen files for insolvency despite US growth — Image via pv-magazine.com

Coverage

19d Electrek sonnen files for insolvency in Germany as US sales double — Residential battery storage maker sonnen is reporting two very different stories today: Its German business has filed for insolvency, while sonnen USA says…

20d PV Magazine Sonnen files for insolvency — German battery storage manufacturer Sonnen has filed for insolvency, months after Shell sold the company to family office Tiven.

More coverage from around the web

ess-news.com Sonnen files for insolvency - Energy Storage

ms-aktuell.de Zwei Monate nach Shell-Verkauf: Sonnen meldet Insolvenz

handelsblatt.com Sonnen GmbH: Deutscher Speicherhersteller meldet Insolvenz an

anwalt.de Insolvenz der sonnen GmbH: Rechte von Speicherbesitzern, Fachpartnern und Vertragspartnern

indexbox.io Sonnen Insolvency: German Battery Maker Files After Shell Sale - News and Statistics - IndexBox

Appeared in: 2026-10-22 (#4) · 2026-10-23 (#2)

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