About Sonnen
Sonnen is a company based in Wildpoldsried (Germany) founded in 2010 by Torsten Stiefenhofer was acquired by Atrato Onsite Energy in October 2022. Sonnen has raised $168.42 million across 7 funding rounds from investors including Shell, eCapital and Envision Group. Sonnen has completed 1 acquisition, including Webatt Energy. Sonnen offers products and services including sonnenBatterie and Smart Energy Solutions. Sonnen operates in a competitive market with competitors including NeoVolta, Marstek Energy, Cellcronic, KUKO and Lynx Battery, among others.
- Headquarter Wildpoldsried, Germany
- Founders Torsten Stiefenhofer
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Sectors
Energy & Utilities
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Phone
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Website
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Social
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- Legal Name Sonnen Gmbh
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Annual Revenue
$132.91 M (USD)41as on Dec 31, 2021
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Net Profit
-$6.11 M (USD)-198as on Dec 31, 2021
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EBITDA
-$6.11 M (USD)-198as on Dec 31, 2021
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Total Equity Funding
$168.42 M (USD)
in 7 rounds
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Latest Funding Round
$28.5 M (USD), Debt – Conventional
Jan 17, 2019
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Investors
Shell
& 10 more
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Employee Count
Not available
- Investments & Acquisitions
- Acquired by
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Products & Services of Sonnen
Sonnen offers a comprehensive portfolio of products and services, including sonnenBatterie and Smart Energy Solutions.
Intelligent battery system for storing renewable energy at home.
Hardware and contracts for efficient sustainable energy use.
Funding Insights of Sonnen
Sonnen has successfully raised a total of $168.42M across 7 strategic funding rounds. The most recent funding activity was a Debt – Conventional round of $28.5 million completed in January 2019. This substantial capital infusion reflects strong investor confidence in the company's business model, growth potential, and market opportunities. The funding enables strategic expansion, product development, market penetration, and operational scaling to drive long-term value creation and competitive advantage.
Investors in Sonnen
Sonnen has secured backing from 11 investors, including venture fund, institutional, and angel investors. Prominent investors backing the company include Shell, eCapital and Envision Group.
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Finance and advisory services for infrastructure projects are provided.
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Venture capital investments are directed toward Germany and the US.
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Investments are directed toward early-stage energy system companies.
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Investor details for Sonnen
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Investments & Acquisitions by Sonnen
Sonnen has strategically engaged in corporate development activities, having acquired 1 company. Notable acquisitions include Webatt Energy.
Investment portfolio details for Sonnen
Portfolio company identities, transaction dates, round details, and investment values require an active premium plan.
- Portfolio identities
- Transaction dates
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| Company Name | Description | Domain | Location | Founded Year | Amount |
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Solar power plant monitoring solutions are provided for residential use.
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Locked | Locked | 2017 | Locked |
Complete acquisition details for Sonnen
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Financial Statements - Sonnen
Detailed financials for Sonnen
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Sonnen Comparisons
Peer comparison for Sonnen
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Competitors of Sonnen
Sonnen operates in a dynamic and competitive business environment, facing competition from various established players and emerging companies in the market. The competitive landscape includes prominent companies such as NeoVolta, Marstek Energy, Cellcronic, KUKO and Lynx Battery, among others.
| Company Name | Domain | Founded year | HQ Location | Description |
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Solar-based energy storage systems are manufactured for home use.
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Provides energy storage systems and solar products for homes.
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Provides comprehensive solutions for energy storage systems.
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Offers smart home batteries and dynamic energy contracts for optimized energy storage and trading.
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Specializes in lithium iron phosphate energy storage solutions.
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Detailed competitors of Sonnen
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Latest news on Sonnen
Complete news archive for Sonnen
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Frequently Asked Questions about Sonnen
Sonnen was founded in 2010 and raised its 1st funding round 3 years after it was founded.
Sonnen is headquartered in Wildpoldsried, Germany. It is registered at Wildpoldsried, Bavaria, Germany.
Sonnen is a funded company, having raised a total of $168.42M across 7 funding rounds to date.
Annual revenue of Sonnen is $132.91M as on Dec 31, 2021.
Sonnen was founded in 2010 in Wildpoldsried, Germany, as a provider of solar-integrated energy storage solutions in the renewable energy sector. Systems for residential and commercial applications are offered, including eco, hybrid, and pro series that integrate with fuel cells and wind turbines, featuring built-in inverters. Energy consumption is monitored and controlled via a mobile application. Additional offerings include solar water heaters, power backup systems, and e-vehicle charging solutions.
Sonnen's top competitors include NeoVolta, Marstek Energy and Cellcronic.
Sonnen offers sonnenBatterie and Smart Energy Solutions.
Sonnen has made 1 acquisition, including Webatt Energy.
Sonnen has 11 investors. Key investors include Shell, eCapital, Envision Group, General Electric, and European Investment Bank.