Renewable Energy Startups to Watch in 2026

Berlin, Germany

CleanTech Renewable Energy HVAC

Munich, Germany

climate-tech renewable-energy software

London, United Kingdom

Energy Renewable Energy Sustainability

London, United Kingdom

renewable-energy environmental-conservation

Hamburg, Germany

photovoltaics solar energy energy technology
energy renewable energy technology
Energy Storage Renewable Energy Electricity Trading
AI infrastructure renewable energy
Finance Sustainability Renewable Energy
Aquaculture Renewable Energy
Electric Vehicles Renewable Energy Technology
Energy Renewable Energy Solar Technology
renewable energy healthtech robotics +3

Vienna, Austria

clean energy home electrification heat pumps +2
renewable energy software AI
Climate-Tech Renewable Energy Artificial Intelligence
Renewable Energy AI Technology
Agri-PV renewable energy agriculture
energy technology renewable energy +1
Geothermal Renewable Energy
renewable energy wind energy clean technology +1
eFuel renewable energy cleantech +1
cleantech recycling renewable-energy +1
energy energy storage battery storage +1
impact-tech healthcare blockchain +2
data center cloud infrastructure artificial intelligence +2

Tyrol, Austria

energy mobility energy harvesting +1
energy cleantech software +3
clean energy renewable energy research
energy renewable energy cleantech +1
cleantech renewable energy solar energy +2
data centers infrastructure renewable energy +1

Rodenbach, Germany

renewable energy cleantech energy trading +2

Berlin, Germany

photovoltaics solar energy energy

Cologne, Germany

renewable energy solar cleantech +1
energy renewable-energy energy-storage +1
energy geospatial artificial intelligence +4

London, United Kingdom

energy fintech artificial intelligence +1

Lower Austria, Austria

energy cleantech advanced-manufacturing

Oslo, Norway

energy storage clean energy hydrogen +1

Neukirchen bei Lambach, Austria

greentech renewable energy wind power +2

Barcelona, Spain

artificial intelligence energy energy infrastructure +2

Klagenfurt am Woerthersee, Austria

energy storage smart energy management digital grid solutions +1

Glasgow, United Kingdom

clean energy wind energy renewable energy +1

Paris, France

energy oil and gas lng +2

Munich, Germany

energytech battery storage renewable energy +2

Hamburg, Germany

energy renewable energy solar +3

London, United Kingdom

artificial intelligence renewable energy

Oxford, United Kingdom

renewable energy tidal energy climate tech +1
Name Location Industries Actions
thermondo Berlin, Germany
CleanTech Renewable Energy HVAC
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enerkii Munich, Germany
climate-tech renewable-energy software
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Sunsave London, United Kingdom
Energy Renewable Energy Sustainability
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Eco-BioSys London, United Kingdom
renewable-energy environmental-conservation
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1KOMMA5° Hamburg, Germany
photovoltaics solar energy energy technology
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Ore Energy
energy renewable energy technology
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Scale Energy
Energy Storage Renewable Energy Electricity Trading
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Stargate Norway
AI infrastructure renewable energy
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KfW Impact Facility
Finance Sustainability Renewable Energy
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GeoSalmo
Aquaculture Renewable Energy
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Instadrive
Electric Vehicles Renewable Energy Technology
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Sunbooster
Energy Renewable Energy Solar Technology
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Norrsken Evolve Fund
renewable energy healthtech robotics +3
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Heizma Vienna, Austria
clean energy home electrification heat pumps +2
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Greenvi AI
renewable energy software AI
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Greenvoltis
Climate-Tech Renewable Energy Artificial Intelligence
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Renewcast
Renewable Energy AI Technology
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feld.energy
Agri-PV renewable energy agriculture
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Suena Energy
energy technology renewable energy +1
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Factor2 Energy
Geothermal Renewable Energy
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GEVI
renewable energy wind energy clean technology +1
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Liquid Wind
eFuel renewable energy cleantech +1
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2ndCycle
cleantech recycling renewable-energy +1
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LichtBlick
energy energy storage battery storage +1
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Send.Social
impact-tech healthcare blockchain +2
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Schwarz Digits
data center cloud infrastructure artificial intelligence +2
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REPS Tyrol, Austria
energy mobility energy harvesting +1
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Future Energy Ventures Fund II
energy cleantech software +3
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Green Energy Lab
clean energy renewable energy research
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Fuse Energy
energy renewable energy cleantech +1
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Aerocompact
cleantech renewable energy solar energy +2
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Blackstone Westfalen Data Center Project
data centers infrastructure renewable energy +1
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Soldera Rodenbach, Germany
renewable energy cleantech energy trading +2
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Soly Berlin, Germany
photovoltaics solar energy energy
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hellgrün Energie GmbH Cologne, Germany
renewable energy solar cleantech +1
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terralayr
energy renewable-energy energy-storage +1
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Nyxium
energy geospatial artificial intelligence +4
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Tem London, United Kingdom
energy fintech artificial intelligence +1
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Silosophie Lower Austria, Austria
energy cleantech advanced-manufacturing
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Photoncycle Oslo, Norway
energy storage clean energy hydrogen +1
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Novventos Neukirchen bei Lambach, Austria
greentech renewable energy wind power +2
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Delfos Energy Barcelona, Spain
artificial intelligence energy energy infrastructure +2
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NGEN Austria GmbH Klagenfurt am Woerthersee, Austria
energy storage smart energy management digital grid solutions +1
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Regeno Glasgow, United Kingdom
clean energy wind energy renewable energy +1
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TotalEnergies Paris, France
energy oil and gas lng +2
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Entrix Munich, Germany
energytech battery storage renewable energy +2
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1Komma5 Grad Hamburg, Germany
energy renewable energy solar +3
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Invertix London, United Kingdom
artificial intelligence renewable energy
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Caudal Energy Oxford, United Kingdom
renewable energy tidal energy climate tech +1
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