
How a German clean-energy champion became an expensive casualty of Shell’s changing priorities — while the oil giant continued pursuing LNG growth and shareholder returns.
24 October 2026
There are corporate embarrassments. There are expensive strategic miscalculations. And then there is Shell’s remarkable ability to make a much-celebrated clean-energy investment disappear from its portfolio just before the insolvency headlines arrive.
In 2019, Sonnen represented the future.
In August 2026, Sonnen represented an asset disposal.
On 22 October 2026, Sonnen represented an insolvency filing.
Welcome to Shell’s energy transition, where yesterday’s pioneering technology can become tomorrow’s discontinued business strategy, apparently without disturbing the oil and gas growth projections.
The immediate news is dramatic.
German battery-storage pioneer Sonnen GmbH, once a flagship investment in Shell’s ambitions beyond fossil fuels, has filed for insolvency barely two months after Shell sold the business to investment vehicle Tiven.
THE SHELL LEAKS FILES: 25 SEPTEMBER 2026
Posted by John Donovan: 2 March 24
The fine, which undoubtedly will make a significant dent in Shell’s finances, comes after the company agreed to pay a mere 1.7 million pounds ($2.16 million) in what they call ‘voluntary redress.’
Posted by John Donovan: 7 Dec 2023
Posted by John Donovan: 7 Dec 2023
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