Best Energy Companies in State of Hessen, Germany
The 44 best Energy companies in State of Hessen, Germany in 2026, ranked by funding and momentum. Funding, investors, founders, valuation, tech stack and live signals. Top: Windpark Rohrberg.
Our analysis of 50 Energy companies
$12.6b in tracked funding; 76% of the stack-profiled cohort runs cloud-native; funding activity peaked in 2024.
Ranked: Best Energy companies in State of Hessen
| # | Company | Disclosed funding | Last round | Stage | Founder | Founded | Tech stack | Patents & IP focus | Recent signals |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Windpark Rohrberg Wind farm operator that generates renewable energy by leveraging wind power 48Funding top 44%Talent top 45%Global bottom 29% All 3 signals ▾Fundingtop 44% Talenttop 45% Globalbottom 29% Funding: Raised $15.8M across 4 rounds · 4 rounds over 7 yrs (0.6/yr) Talent: 2 named leaders on record rank vs industry peers · Fliar Intelligence Index 48/100 | $16M | 48 mo ago | Funding Raised | Markus Jungermann Managing Director | 2015 | — | — | — |
| 2 | Gauss Fusion Developer of nuclear energy projects 27Talent top 38%Growth top 45%Patents top 47%Innovation bottom 47% All 9 signals ▾Talenttop 38% Growthtop 45% Patentstop 47% Innovationbottom 47% Techbottom 42% Moatbottom 42% Fundingbottom 41% Globalbottom 31% Marketbottom 16% Talent: 2 named leaders on record · 2 C-suite/founder profiles curated rank vs industry peers · Fliar Intelligence Index 27/100 | $10M | 28 mo ago | Series A | Milena Roveda Chief Executive Officer | 2021 | WebflowApple iCloud MailMicrosoft 365+13 | 4 patents Patents concentrated in electrical & electronics | — |
| 3 | Ontopx Manufacturer of high-quality LED lighting solutions for industrial clients | $3M | 180 mo ago | Series A | — | 2003 | — | — | — |
| 4 | Elektro Huber Home - Elektro Huber GmbH | $3M | 65 mo ago | Funding Raised | Eugen Huber CEO & Managing Director | 2014 | — | — | — |
| 5 | Otark Platform providing procurement solutions for renewable energy and power purchase agreements 16Talent top 38%Tech bottom 48%Funding bottom 40%Global bottom 29% All 5 signals ▾Talenttop 38% Techbottom 48% Fundingbottom 40% Globalbottom 29% Marketbottom 25% Talent: 2 named leaders on record · 2 C-suite/founder profiles curated Tech: 20 technologies across 4/8 capability areas · Cloud: Amazon Web Services, Cloudflare rank vs industry peers · Fliar Intelligence Index 16/100 | $3M | 23 mo ago | Seed | Jan Quecke Co-Founder & CEO | 2023 | WebflowGSAPAmazon Web Services+17 | — | — |
| 6 | SMA Solar Technology Offers solar services to homes and industries | $568K | 139 mo ago | Public | Gunther Cramer Co-Founder & CEO | 1981 | Adobe Experience ManagerTypeScriptJava+13 | 2,733 patents Solar power conversion, inverter control, battery management, and electrolyzer energy supply systems. | — |
| 7 | ESM Manufacturer of vibration isolation and damping systems | $120K | 88 mo ago | Funding Raised | Franz Mitsch Founder & Co-CEO | 1996 | WordPressMySQLPHP+14 | — | — |
| 8 | Colibri Energy Manufacturer of lithium batteries | — | 41 mo ago | Series A | Helmuth Grolman CEO | 2015 | WordPressPleskMySQL+16 | 12 patents Modular rechargeable battery packs and transportable energy storage systems for grid and vehicle use. | 1 partnership |
Top 12 Energy companies in State of Hessen
#1
Seed · Frankfurt, State of Hessen · founded 2023$2.8Mraised▾
Platform providing procurement solutions for renewable energy and power purchase agreements. It offers a marketplace for standardized and individual power purchase agreements. The platform facilitates the origination, execution, and trading of renewable energy. It provides tools for digital tendering, intelligent comparison, and access to a network of project developers. The platform also offers solutions for managing renewable energy portfolios.
- Sep 2024Seed$2.8M
#2
Series A · Hanau, State of Hessen · founded 2021$9.7Mraised▾
Developer of nuclear energy projects
- Apr 2024Series A$9.7M
#3
Funding Raised · Kassel, State of Hessen · founded 2015$15.8Mraised▾
Windpark Rohrberg is a wind farm located in Hessisch Lichtenau, Germany, which aims to generate environmentally friendly, safe, and affordable energy for the region. The company is a joint-stock company with municipal participation, operating five wind turbines with a total capacity of 15 MW.
- Jul 2022Grant (prize money)$3.9M
- Jul 2021Grant (prize money)$4.7M
- Jul 2020Grant (prize money)$4.7M
- Jul 2019Grant (prize money)$2.4M
#4
Funding Raised · Bad Hersfeld, State of Hessen · founded 2014$3.1Mraised▾
Entdecken Sie bei Elektro Huber in Bad Hersfeld mageschneiderte Lsungen fr Smart Home, Photovoltaik, Wrmepumpen und Alarmanlagen.
- Mar 2021Grant (prize money)$376.4K
- Feb 2021Grant (prize money)$388.4K
- Mar 2020Grant (prize money)$348.6K
- Feb 2020Grant (prize money)$354.4K
#5
Series A · Hofheim, State of Hessen · founded 2003 · 6 employees$3.4Mraised▾
Manufacturer of high-quality LED lighting solutions for industrial clients. The company offers a range of products including LED tubes, spotlights, and industrial hall lighting. They provide comprehensive services, from initial consultation and planning to installation and ongoing support. A focus on efficient and effective lighting solutions is central to their business model, utilizing advanced LED technology to deliver superior light quality. The company also offers a product catalog showcasing their latest innovations.
- Aug 2011Series A$3.4M
#6
Public · Kassel, State of Hessen · founded 1981 · 4114 employees$567.8Kraised▾
SMA Solar Technology offers a solar system for homes and industrial systems and facilities which is used to reduce operational costs. The company also invests in solar farms and PV-diesel hybrid systems.
- Jan 2015Grant (prize money)$567.8K
#7
Funding Raised · Heppenheim, State of Hessen · founded 1996$120Kraised▾
Manufacturer of vibration isolation and damping systems. It produces products for various industries, using both standard and custom solutions. These systems are designed to reduce vibrations in machinery and equipment. The company offers services, that includes, vibration measurement and product development consulting.
- Apr 2019Grant (prize money)$120K
#8
Series A · Oberursel, State of Hessen · founded 2015 · 12 employees—raised▾
Manufacturer of lithium batteries
- Mar 2023Series A—
#9
Funding Raised · Mengerskirchen, State of Hessen—raised▾
Regional wind farm project that generates electricity and supplies it directly to the local energy grid
#10
Funding Raised · Bad Homburg, State of Hessen · founded 2015 · 22 employees—raised▾
Provider of solar planning and designing services
- Feb 2021Grant (prize money)—
#11
Funding Raised · Reiskirchen, State of Hessen · founded 1956 · 599 employees—raised▾
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#12
Acquired · Frankfurt, State of Hessen—raised▾
Developer of bio-energy projects
Funding & investor landscape
Notable founders
Market landscape — 10 sub-themes by coverage
Share of Energy coverage by sub-theme.
Regulatory-risk over time rising
Funding & growth over time
funding rising · growth rising
How research on Grid Energy Storage is moving in Germany
A read on the academic research around Grid Energy Storage — which themes are gaining ground, the institutions and researchers driving them, and how the tone is shifting. Based on 1,774 Germany-affiliated papers.
- Karlsruhe Institute of Technology193
- Forschungszentrum Jülich120
- RWTH Aachen University110
- Helmholtz-Institute Ulm98
- Deutsches Zentrum für Luft- und Raumfahrt e. V.92
- Battery (electricity)10→100
- Electrolyte8→97
- Electrochemistry8→79
- Cathode6→64
- Renewable energy1→54
- Battery (electricity)10→181
- Renewable energy11→159
- Electrolyte2→97
- Electrochemistry7→87
- Thermal energy storage2→79
- Battery (electricity)8→70
- Renewable energy3→38
- Electrolyte2→35
- Electrochemistry1→26
- Anode2→23
Where energy storage is researched across Germany
Location clusters by institution affiliation — each city's volume, stance tone, and a quick read on its hot topic, what's advancing, the opening opportunity, and the main concern.
Who's filing energy storage patents in Germany
Germany energy storage patent filing is accelerating — 3,168 filings from 1,277 assignees (2016–2025), led by Robert Bosch, Siemens, Bayerische Motoren Werke; annual filings 223→391.
- Robert Bosch710
- Siemens633
- Bayerische Motoren Werke455
- AUDI214
- LI TEC Battery189
- Varta Microbattery168
- Daimler140
- Continental Automotive91
Common questions
Rohit lives in the feed. He covers what's moving right now — the funding rounds, launches and shifts breaking across the trade press — and ties them back to where the sector is heading.