Press releases

Oliver Koch will take over the management of the sonnen Group on 1 October 2020. He succeeds Christoph Ostermann, sonnen’s founder, who will continue to advise the management of sonnen until the end of the year. 

The two cleantech companies, sonnen GmbH and Next Kraftwerke GmbH, have entered into a co-operation agreement for the supply of Frequency Containment Reserves (FCR). The initiative will provide the power grid with even more capacity from connected battery home storage systems as the companies will offer “reserve groups” to the ancillary services market with two megawatts in capacity each.

sonnen started its humble beginnings with the sonnenBatterie, an innovation that appealed to no customers. The company is now one of the world's largest manufacturers of energy storage systems and has strategically transitioned to become a new kind of energy supplier that gives households the freedom to make a complete switch to a clean energy world.

Every year, billions of kilowatt hours of clean energy must be regulated to ensure the stability of the power grid. As part of a cooperation project with a distribution network operator, sonnen has now commissioned a virtual power plant made of networked sonnenbatteries in northeast Germany, which intelligently stores excess wind energy instead of throwing it away. The whole thing is managed via blockchain. The remuneration for a service provided is paid in a crypto currency.

Wildpoldsried, 12th November 2019 - with sonnenNow, it is now even easier for households to produce and consume their own generated electricity, without any additional investment costs. In addition, they will be able to take out a subscription for an electric car and thus switch to clean mobility without any long-term commitments.

To further strengthen its international growth strategy, sonnen announces Tim Ulbricht as new Chief Sales Officer (CSO), who will be responsible for global sales.

Wildpoldsried, 11th July 2019 - As part of the new DA/RE digital platform, sonnen’s virtual battery will help to shape the future of congestion management. In this, use is made of previously-untapped redispatch potential in Baden-Württemberg’s distribution networks.

Bayreuth, Wildpoldsried, 8 May 2019 - Decentralised home storage batteries that are networked via a blockchain and integrated in the energy supply system can stabilise the power grid. The pilot project launched by transmission system operator TenneT and storage specialist sonnen in 2017 has now demonstrated this.

Shell* has agreed to acquire 100% of sonnen, a leader in smart energy storage systems and innovative energy services for households. This follows an investment by Shell in May 2018 and means that post regulatory approval and completion sonnen will become a wholly owned subsidiary of Shell.

For the first time, sonnen is providing balancing power for the energy market by means of residential energy storage systems networked across the whole of Germany. The sonnen virtual battery, which is now online, is currently the largest of its kind that is able to compensate for fluctuations in the power grid. As a result, German households are now in a position to take over all the tasks of conventional power stations.

DieEnergieFabrik has decided on a comprehensive cooperation with sonnen in order to be ideally positioned for the rapidly growing market for domestic storage units. Senec’s largest partner, which sold around a third of the company’s storage units in 2017, is thus switching to sonnen.

sonnen and the Bavarian Homeowners’ Association have initiated a collaboration for the members of the association. The more than 80,000 homeowners

As a world leader in smart, residential solar storage solutions, sonnen will be able to leverage this financing to strengthen its lead and accelerate growth in markets such as the United States and Australia. 

With the "Flex Platform", in Germany, sonnen is presenting a completely new approach, by which excess green energy can be utilized by a network of sonnenBatterie systems.

Customers who have received written rejection for storage unit subsidies in Austria can contact sonnen or a regional specialist partner by 31 May 2018. Subsidies of up to 2,500 euros (gross) per sonnenBatterie are possible.

sonnen is continuing to promote the use of blockchain technology in the energy sector and as part of its efforts is participating in the EU NEMoGrid project.

sonnen has reached an agreement with the government of the state of South Australia to build a production facility for storage batteries in Adelaide.

The newly-formed “Energy Alliance Italia” announced today an agreement to install 20,000 sonnenBatteries in Italy over the next 24 months. The alliance consists of the largest and most innovative installers across Italy, including Supersolar, Smile Energy, CDNE, Rex Energy and Sky NRG. 

sonnen is installing its sonnenBatterie energy storage solution in 3,000 new homes in the US state of Arizona. This is part of the new concept by home builder and urban planner Mandalay Homes, which is building a new community in Prescott Valley in the US state of Arizona.

Jean-Baptiste Cornefert will take over as managing director of sonnen eServices, starting September 18, 2017. His responsibilities at sonnen will include the continued expansion of the sonnenCommunity and the development of innovative electricity services that connect clean decentralised energy.

Until now, it was only possible for home owners to use a home energy storage unit that was connected to their own photovoltaic system or another off-grid energy source. However, members of the sonnenCommunity in Germany can now obtain, store and use free electricity from the community without needing to generate their own power.

For the third year in a row, sonnen has been included in the Global Cleantech 100 list as a leading innovator in the cleantech industry. This year, sonnen also earned the "Continued Excellence Award" for being the most innovative company included on the list for three consecutive years.

During the month of November the sonnen group, the world’s biggest manufacturer of intelligent energy storage systems, delivered about 1,100 sonnenBatterie. This set a new record as it was the first time in the history of the company to deliver more than 1,000 energy storage systems within one month. The biggest share went to the German market, followed by Italy and the US.

The sonnen Group, European market leader for intelligent energy storage systems, has been awarded the "Deloitte Technology Fast 50 Award" for the second time in a row. sonnen achieved a Top 10 placement in this year’s ranking.

The sonnen group, market leader for residential battery storage in Europe, is expanding further into new markets and is now offering its smart energy storage system “sonnenBatterie” in Norway.

The sonnen Group, the market leader in intelligent battery storage in Europe, successfully completed a new financing round with a total equity amount of $85 million USD.

One of the world's top-selling battery storage systems is now available in the USA.

sonnenCommunity connects households and makes conventional electricity suppliers obsolete through self-generated power