Sonnen gains China’s Envision Energy as stakeholder before IPO. Sonnen GmbH, a German solar-energy-storage maker that competes against Tesla Motors Inc.’s Powerwall battery, may pursue an initial share sale as early as 2017 to develop additional services.
Why software and data are critical to getting the most value out of distributed energy storage.
The German storage company's CEO talks U.S. markets, partnerships with utilities and the competition with Tesla
Germany's Sonnen is bringing its community aggregation approach to the U.S. residential storage market.
pv magazine LIVE takes a look at the Sonnen eco, a plug-and-play residential battery storage system which was launched on the U.S. market in December. Joining pv magazine LIVE is Sonnen CEO Boris von Bormann and Senior Technical Trainer Greg Smith.