Top Energy Efficiency Startups in Germany (2025 Update)
Explore the best Energy Efficiency companies in Germany. Discover high-growth startups and investment opportunities in our 2025 updated list.
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Explore Top Energy Efficiency Startups in Germany featuring 73 Companies
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Preflet | - | Reducing buildings’ carbon footprint with Energy AI | Preflet is the most adaptive AI-powered energy management for buildings & avoide... | - |
Germany
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Reutlingen | Germany (HQ) | 2023 | Energy Efficiency | [email protected] |
1
Low
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10
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27 (-100%) | 2 years ago | Pre Seed | 1 | 120.0K | 1837 | 5 months ago | |
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EINBLIQ.IO | - | Supporting OTT providers and broadcasters in operating greener, cheaper and bett... |
Data Done Right: Our tailored data analytics helps media companies to deliver a... |
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Germany
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Munchen | Germany (HQ) | 2020 | Analytics, Cloud Infrastructure +5 | [email protected] |
1
Low
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6
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1.5K (50%) | 2 years ago | Seed | 5 | 352.2K | 460 | 6 months ago | |
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Betterspace GmbH | - | We transform buildings into intelligent, sustainable and connected places. Keepi... | Betterspace develops smart software solutions that make your day-to-day work eas... | - |
Germany
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Ilmenau | Germany (HQ) + 1 | 2014 | Care Economy, Energy +6 | [email protected] |
1
Low
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41
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31.7K (63%) | 1 year ago | Series Unknown | 3 | 3.0M | 1658 | 6 months ago | |
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Amperecloud | New open positions 4 Jobs | All-in-one operating system for renewable energy. |
Empowering Efficiency in Energy Asset Management At Amperecloud, we are dedicat... |
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Germany
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Berlin | Germany (HQ) | 2019 | Energy, Hardware +4 | [email protected] |
2
Normal
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63
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1.8K (-40%) | 10 months ago | Series A | 3 | 10.8M | 2997 | 3 months ago | |
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EINHUNDERT | - | Your digital service partner for scalable tenant power. | EINHUNDERT gives real estate companies the opportunity to think tenant power big... | - |
Germany
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Koln | Germany (HQ) + 1 | 2017 | Energy, Financial Services +2 | [email protected] |
1
Low
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79
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10.9K | 2 years ago | Series Unknown | 3 | 6.5M | 5527 | 3 months ago | |
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vilisto GmbH | - | Digital heat management with self-learning radiator thermostats which reduce CO2... | *** Get your free & individual savings analysis 📊🌍🌱👉🏻energiesparen@vilisto.... | - |
Germany
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Hamburg | Germany (HQ) + 1 | 2016 | AI, Analytics +5 | [email protected] |
1
Low
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91
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1.7K (-32%) | 1 year ago | Series A | 3 | 5.0M | 3868 | 3 months ago | |
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encentive GmbH | - | AI-based energy consumption control for the industry | encentive is a growing company with the goal of decarbonizing the industry. With... | - |
Germany
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Hamburg | Germany (HQ) | 2019 | Energy, Renewable Energy +2 | - |
1
Low
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23
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838 (-56%) | 1 year ago | Seed | 2 | 2.7M | 1693 | 6 months ago | |
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DABBEL AI | - | Decarbonising buildings in a scalable way | DABBEL AI has developed a building automation software that achieves annual ener... | - |
Germany
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Dusseldorf | Germany (HQ) | 2018 | AI, IoT +2 | [email protected] |
1
Low
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13
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799 | 4 years ago | Seed | 2 | 3.6M | 2972 | 7 months ago | |
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reLi Energy | - | Unlocking Batteries’ Full Potential |
reLi is a start-up that is revolutionizing the way batteries operate. Integrati... |
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Germany
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Darmstadt | Germany (HQ) | 2022 | Energy Efficiency, Energy Storage | [email protected] |
1
Low
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13
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107 (-80%) | 11 months ago | Grant | 3 | 250.0K | 1649 | 5 months ago | |
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CYTOK GmbH | - | CYTOK – hydrogen pirates We capture hydrogen and make it count! | CYTOK is a system supplier from Rostock with innovative solutions for sustainabl... | - |
Germany
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Rostock | Germany (HQ) | 2023 | Energy, Renewable Energy +4 | [email protected] |
1
Low
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7
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13.9K (718%) | 1 year ago | Seed | 2 | 365.0K | 469 | 6 months ago | |
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WÄTAS Wärmetauscher Sachs... | - | Spezialist für Wärmerückgewinnung | Die WätaS Wärmetauscher Sachsen GmbH ist ein Deutsches Mittelständiges Unternehm... | - |
Germany
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Olbernhau | Germany (HQ) + 1 | 2003 | Energy, Energy Efficiency | [email protected] |
1
Low
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10
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810 (33%) | 9 years ago | Grant | 1 | 50.0K | 285 | 6 months ago | |
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BMR energy solutions GmbH | - | Die Energiewende ist unsere Mission! |
Die Energiewende ist unsere Mission Wind- und Solarprojekte sind nicht nur unser... |
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Germany
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Geilenkirchen | Germany (HQ) | 1999 | Energy, Energy Efficiency | [email protected] |
1
Low
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13
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624 (5%) | 10 years ago | Debt Financing | 1 | 62.7M | 353 | 5 months ago | |
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ChargeOne | - | Die komplette Ladelösung für Ihre E-Mobilität. | Einfach durchstarten mit E-Mobilität? Mit ChargeOne und unserem Charging as a Se... | - |
Germany
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Unterfohring | Germany (HQ) | 1902 | Energy, Energy Efficiency | - |
1
Low
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19
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1.0K (3%) | 1 year ago | Seed | 1 | 5.0M | 1229 | 2 years ago | |
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promeos GmbH | - | We know heat. Our promise is your reCO2rd: sustainability! | promeos® ist ein weltweit führender Anbieter von flammenfreien Beheizungslösunge... | - |
Germany
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Nurnberg | Germany (HQ) | 2003 | Manufacturing, Energy Efficiency | [email protected] |
1
Low
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20
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730 (-23%) | 10 years ago | Grant | 1 | 50.0K | 724 | 5 months ago | |
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thermondo | - | Gemeinsam machen wir Wohnen klimaneutral. |
Gemeinsam machen wir Wohnen klimaneutral! Kein Haus gleicht dem anderen, aber f... |
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Germany
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Berlin | Germany (HQ) | 2013 | Energy, Renewable Energy +1 | [email protected] |
1
Low
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398
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688.8K (22%) | 5 years ago | Series Unknown | 8 | 63.3M | 9060 | 5 months ago | |
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Aasan Group of Companies | - | A family-owned business group of companies since 1988. | AASAN Group of Companies is an India-German based, family group company located... | - |
Germany
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Cologne | Germany (HQ) + 1 | 1988 | Big Data, Data Analytics +2 | [email protected] |
1
Low
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13
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95520 | 1 year ago | Grant | 6 | 20.5M | 87 | 4 YJV 4id | |
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VARM | - | We are driving the European Household decarbonization by building the infrastruc... |
At VARM, our mission is to insulate 1,000,000 houses in 10 years. 🏘️🪴 Our goal... |
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Germany
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Berlin | Germany (HQ) | 2023 | Energy, Energy Efficiency | [email protected] |
1
Low
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19
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8.4K (-39%) | 10 months ago | Seed | 2 | 5.7M | 1875 | 5 months ago | |
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ecoplanet | - | Next generation energy management for European industrial companies | ecoplanet is the energy co-pilot for companies on their journey to energy effici... | - |
Germany
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Munchen | Germany (HQ) | 2022 | AI, B2B +2 | [email protected] |
1
Low
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82
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10.2K | 4 months ago | Series A | 2 | 18.6M | 4194 | 3 months ago | |
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PIONIERKRAFT | - | MIETERSTROM — ABER EINFACH |
☀️MIETERSTROM — aber einfach Entdecke mit PIONIERKRAFT die einfache & profitabl... |
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Germany
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Munchen | Germany (HQ) | 2019 | Energy, Renewable Energy +1 | [email protected] |
1
Low
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40
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1.3K (8%) | 7 months ago | Series A | 3 | 925.0K | 2738 | 3 months ago | |
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Enter | - | We allow homeowners to make the best decisions regarding the energy efficiency o... |
(Formerly baupal) With Enter homeowners make the best decisions regarding the... |
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Germany
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Berlin | Germany (HQ) | 2020 | Energy, Manufacturing +3 | [email protected] |
1
Low
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256
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84.1K | 2 years ago | Series A | 2 | 19.4M | 6594 | 3 months ago | |
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GreenPocket GmbH | - | Tech start-up from Cologne turning energy data into value & helping utilities to... | 💻 Software has become an everyday tool in all aspects of life – business and pr... | - |
Germany
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Koln | Germany (HQ) | 2009 | AI, Data Analytics +5 | [email protected] |
1
Low
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38
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2.3K (-18%) | 6 years ago | Series D | 4 | 11.6M | 2815 | 3 months ago | |
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Amperecloud | New open positions 4 Jobs | All-in-one operating system for renewable energy. |
Empowering Efficiency in Energy Asset Management At Amperecloud, we are dedicat... |
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Germany
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Berlin | Germany (HQ) | 2019 | Energy, Hardware +4 | [email protected] |
2
Normal
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63
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3.0K | 10 months ago | Series A | 3 | 10.8M | 2996 | 3 months ago | |
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Apollo IoT | - | The single source of truth for energy and sustainability | Apollo, endorsed as the top energy technology by EPDK (Energy Market Regulatory... | - |
Germany
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Hannover | Germany (HQ) + 1 | 2022 | Energy, Information Technology +3 | [email protected] |
1
Low
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22
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987 | 1 year ago | Seed | 2 | 820.0K | 7785 | 7 months ago | |
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interpanel GmbH | - | The economic, healthy, efficient and unique room climate solution for new and ex... | Healthy, efficient and unique room climate solutions for modern and productive w... | - |
Germany
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- | Germany (HQ) | 2017 | Manufacturing, Energy Efficiency +2 | [email protected] |
1
Low
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5
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3.6K | 7 years ago | Seed | 2 | 760.0K | 637 | 7 months ago | |
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TVARIT | - | Driving the world towards sustainable & zero-waste manufacturing. | We are a specialized Deep Tech company based in Frankfurt, Germany, and a provid... | - |
Germany
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- | Germany (HQ) + 1 | 2019 | Automation, B2B +3 | [email protected] |
1
Low
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49
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770 (2%) | 1 year ago | Series A | 5 | 14.3M | 10219 | 3 months ago | |
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Lumoview Building Analyti... | - | Scanning buildings in 2 seconds per room to empower owners to start creating bet... | Lumoview scans buildings in 2 seconds per room with an easy-to-use system to emp... | - |
Germany
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Cologne | Germany (HQ) | 2019 | Analytics, Hardware +4 | [email protected] |
1
Low
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23
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724 | 1 year ago | Seed | 5 | Unknown | 1130 | 1 year ago | |
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sonnen GmbH | - | energy is yours | Saubere und bezahlbare Energie für alle ist eine der größten Herausforderungen u... | - |
Germany
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- | Germany (HQ) + 1 | 2010 | Energy, Renewable Energy +3 | - |
1
Low
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633
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416.1K (29%) | 7 years ago | Series E | 7 | 169.2M | 36 | 10 enI sUk | |
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Thermosphr | - | Autopilot solutions for energy efficient buildings | Thermosphr is a revolutionary operating system for thermal management in commerc... | - |
Germany
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Berlin | Germany (HQ) + 1 | 2020 | ESG, Energy +4 | [email protected] |
1
Low
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24
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96 | 3 years ago | Seed | 1 | Unknown | 6391 | 4 months ago | |
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EnergyLabs | - | Turning buildings into active protectors of the environment. | Wir bieten eine umfassende und unkomplizierte Bewertung von Gebäudeportfolios, u... | - |
Germany
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Berlin | Germany (HQ) | 2020 | Analytics, Energy +2 | [email protected] |
1
Low
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3
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234 | 4 years ago | Pre Seed | 1 | Unknown | 34094 | 8 EMj O5B | |
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Veodin Software (now Temp... | Not active anymore | - | Veodin offers world class productivity tools for management consultancies, banks... | - |
Germany
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Berlin | Germany (HQ) | 2010 | IT, Information Technology +2 | [email protected] |
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3
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49049 | - | Seed | - | 100.0K | 469 | 3 Yhm ioQ | |
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Heliocentris Energy Solut... | - | - | Heliocentris Energy Solutions AG is a technology leader in energy efficiency ser... | - |
Germany
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Berlin | Germany (HQ) | 1995 | Energy, Energy Efficiency +1 | [email protected] |
1
Low
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13
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773 (116%) | 10 years ago | Post Ipo Equity | 2 | 4.2M | 18293 | 1 O0S fII | |
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gridhound GmbH | - | Smart Solutions for Smart Grids | gridhound ist als Spin-Off des Instituts ACS der RWTH Aachen Universität gegründ... | - |
Germany
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Aachen | Germany (HQ) | 2015 | AI, Analytics +3 | [email protected] |
1
Low
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6
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192 (126%) | 6 years ago | Seed | 2 | Unknown | 374 | 1 year ago | |
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EnergieDock GmbH | - | Ihr Partner rund um Flexibilität im Stromnetz. | Wir entwickeln innovative Lösungen rund um die Vermarktung und Nutzung flexibler... | - |
Germany
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Hamburg | Germany (HQ) | 2020 | Energy, SaaS +1 | - |
1
Low
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7
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563 (26%) | 3 years ago | Non Equity Assistance | 1 | Unknown | 439 | 5 months ago | |
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AGO GmbH Energie + Anlage... | - | Einen Schritt voraus. | Das 1980 gegründete Unternehmen mit Sitz in Kulmbach ist Spezialist im Bereich i... | - |
Germany
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Kulmbach | Germany (HQ) | 1980 | Energy, Supply Chain +1 | [email protected] |
1
Low
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33
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5.8K (152%) | 11 years ago | Series Unknown | 1 | Unknown | 765 | 8 months ago | |
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dezera GmbH | - | KI basierte Betriebsoptimierung für (Groß-)Wärmepumpen, KWK-Anlagen und thermisc... | Thermal stores are key for flexible sector coupling between electricity and heat... | - |
Germany
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Hamburg | Germany (HQ) | 2015 | Energy, SaaS +1 | [email protected] |
1
Low
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4
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309 (-32%) | 6 years ago | Seed | 1 | Unknown | 165 | 2 years ago | |
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Wiferion - industrial wir... | - | efficient wireless power - industrial wireless charging solutions & batteries fo... | Wiferion is a pioneer and technology leader in the wireless power supply of mobi... | - |
Germany
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Freiburg | Germany (HQ) | 2016 | Automation, Energy +6 | [email protected] |
1
Low
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17
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2.7K (-23%) | 5 years ago | Series A | 2 | Unknown | 7292 | 5 months ago | |
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PipePredict | - | We transform pipe networks into smart networks - through digital leak localizati... | PipePredict transforms pipe networks into smart networks – we use a digital twin... | - |
Germany
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Darmstadt | Germany (HQ) | 2020 | Analytics, Energy Efficiency +1 | - |
1
Low
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1
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208 | 4 years ago | Convertible Note | 5 | Unknown | 810 | 6 months ago | |
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Selux Lighting | - | With our luminaires we bring beauty and safety to outdoor spaces – in harmony wi... | Selux is a leading supplier of sustainable lighting solutions for exterior appli... | - |
Germany
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Berlin | Germany (HQ) | 1948 | Manufacturing, Energy Efficiency | [email protected] |
1
Low
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113
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85250 | - | Grant | - | 506.0K | 12557 | 5 months ago | |
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PYDRO | - | Water To Data. PYDROs self powered monitoring solutions make water networks visi... | According to the UN, more than 4 billion people are facing water scarcity at lea... | - |
Germany
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Rostock | Germany (HQ) + 1 | 2016 | Renewable Energy, Energy Efficiency +1 | [email protected] |
1
Low
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5
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18435 | - | Series Unknown | - | 17.0M | 2006 | 6 months ago | |
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ENERTRAG | - | Wir erzeugen Erneuerbare Energien nachhaltig, damit die Erde lebenswert bleibt. | ENERTRAG provides a full range of services related to renewable energies. We eff... | - |
Germany
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- | Germany (HQ) + 3 | 1992 | Energy, Energy Efficiency | [email protected] |
1
Low
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556
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16.8K | 10 months ago | Grant | 1 | Unknown | 16564 | 5 months ago |