Sonnen
Intelligent lithium based batteries
Sonnen has raised €68M across 4 funding rounds from 5 investors, most recently a Series D+ round in Feb 2018. Based in Wildpoldsried, Germany; founded 2010; active in Cleantech and Energy. Data as of 4 Nov 2026.
Total raised
€68M
€67,500,000
Funding rounds
4
Investors
5
distinct backers
Active since
2014-12
latest 2018-02
Funding by year
EUR raised per yearSonnen — funding by year — interactive chart.
Data table
| Sonnen — funding by year | |
|---|---|
| 2014 | €7.5M |
| 2015 | €0 |
| 2016 | €0 |
| 2018 | €60M |
Signals
Medium confidenceRaise-next likelihood12
base rate 53% for Series D+
- ▼ Dormant (no round in 3+ cohort gaps)
- ▲ Up-round momentum
Exit likelihood10
base rate 11% (2+ rounds)
- ▲ €30M+ raised
- ▲ 4 rounds raised
- ▼ Old (16y) — past typical exit age
- ▼ No recent equity round (debt-only or quiet)
Timing: dormant vs cohort gap · momentum up. Funding-only estimates, not predictions and not investment advice — see signals.
Funding rounds
4 rounds| Date | Stage | Amount | Investors | |
|---|---|---|---|---|
| 2018-02-01 | Series D+ | €60M | — | View deal → |
| 2016-06-01 | Growth/Late | — | GE Ventures | View deal → |
| 2015-09-01 | Growth/Late | — | Inven Capital | View deal → |
| 2014-12-01 | Series C | €7.5M | Capital Invest,Chrysalix SET,Munich Venture Partners | View deal → |
Related news
Similar companies
same sector, similar size- Sonnenbatterie€77MGermany · Cleantech
- Hydrogenious Technologies€50MGermany · Cleantech
- BBOXX€80MUK · Cleantech
- Heliatek€116MGermany · Cleantech
- VoltStorage€60MGermany · Cleantech
- Sono Motors€59MGermany · Cleantech
Global coverage: FundingData