Top Renewable Energy Startups in Finland (2025 Update)

Explore the best Renewable Energy companies in Finland. Discover high-growth startups and investment opportunities in our 2025 updated list.

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Explore Top Renewable Energy Startups in Finland featuring 42 Companies

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CollectiveCrunch - CollectiveCrunch is a green technology company that is committed to building a s... CollectiveCrunch - AI for Sustainable Forestry and Nature-based Solutions

Do yo...
- Finland Flag Finland - Finland (HQ) + 1 2016 AI, Analytics +5 [email protected]
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129 (-92%) 2 years ago Series Unknown 5 5.1M 2447 1 year ago
Kapacity.io 3 weeks ago mentioned on Tech. (View) We make heat pumps smart. We make heat pumps smart. Kapacity.io's mission is to enable a 100% decarbonized... - Finland Flag Finland - Finland (HQ) + 1 2020 Energy, Renewable Energy [email protected]
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2.2K (178%) 3 years ago Pre Seed 1 125.0K 1394 6 months ago
Tespack Ltd - Smart Mobile Energy solutions for off-grid usage We specialize in providing smart mobile micro-grid solutions to bring energy and... - Finland Flag Finland - Finland (HQ) + 4 2015 AI, Energy +3 [email protected]
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474 (-66%) 1 year ago Non Equity Assistance 7 1.1M 3132 6 months ago
Soletair Power - Building the world's largest distributed decarbonization ecosystem. For centuries, human beings have been treating Earth like a rental. Carbon pollu... - Finland Flag Finland - Finland (HQ) + 1 2016 ESG, Energy +4 [email protected]
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2.3K (-36%) 1 year ago Series Unknown 4 3.2M 3327 5 months ago
Ori Solution - We are a Finnish clean energy company revolutionizing how we power humanity. #... We are a Finnish clean energy company revolutionizing how we power humanity. - Finland Flag Finland - Finland (HQ) + 1 2019 Energy, Renewable Energy +2 [email protected]
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682 (-100%) 3 years ago Pre Seed 3 325.0K 104 6 months ago
Stora Enso - The renewable materials company Part of the global bioeconomy, Stora Enso is a leading provider of renewable pro... - Finland Flag Finland - Finland (HQ) 1998 Manufacturing, Renewable Energy -
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7721
134.1K (-6%) 10 months ago Post Ipo Debt 2 1.1B 171192 5 months ago
Steady Energy - Warming homes, not the planet. Steady Energy designs, constructs, and operates compact, advanced nuclear heatin... - Finland Flag Finland - Finland (HQ) 2023 Renewable Energy [email protected]
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813 1 year ago Series Unknown 2 12.0M 3281 4 months ago
Paptic Ltd - Revolutionary, environmental new material replacing plastic #renewable #recyclab... Revolutionary new material made of wood fibres, enabling sustainable companies t... - Finland Flag Finland - Finland (HQ) 2015 Logistics, Manufacturing +2 [email protected]
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4.8K (118%) 1 year ago Series Unknown 9 58.3M 8389 5 months ago
Voltan Lähienergia - Lähilämpöä ja -jäähdytystä puhtaasti ja kustannustehokkaasti suomalaisiin koteih... Olemme suomalainen suurten asuinkiinteistöjen lähienergian tuottaja. Voltan järj... - Finland Flag Finland - Finland (HQ) 2020 ESG, Energy +1 -
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2.3K (3051%) 1 year ago Seed 3 4.0M 855 5 months ago
Griffin - Waste reimagined Griffin Refineries is a Finnish circular economy company with the objective of p... - Finland Flag Finland - Finland (HQ) 2016 Energy, Renewable Energy +1 [email protected]
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873 8 years ago Series Unknown 1 1.1M 520 2 years ago
Fourdeg - #SmartHeating #EnergyEfficiency #SustainableLiving #AI #IoT #Fourdeg #MeshWorksW... Fourdeg – A MeshWorks Wireless Oy Company Revolutionizing Smart Heating

Welcome...
- Finland Flag Finland - Finland (HQ) 2012 Energy, Information Technology +4 [email protected]
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2.3K 4 years ago Non Equity Assistance 3 50.0K 334 2 Ocx ERu
Hycamite - Hycamite produces low-carbon hydrogen and high-quality carbon products by splitt... Hycamite produces clean hydrogen and industrial-quality solid carbon by splittin... - Finland Flag Finland - Finland (HQ) 2020 Renewable Energy [email protected]
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5.5K (162%) 1 year ago Series Unknown 2 35.0M 4549 5 months ago
Vensum Power - The power conversion company We are focusing power conversion steps and miniaturizing converters!

We are dev...
- Finland Flag Finland - Finland (HQ) 2019 Energy, Renewable Energy -
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216 (227%) 2 years ago Seed 2 3.8M 1224 6 months ago
The Switch Not active anymore Electrifying the world with game-changing green technologies The Switch is an agile product supplier that provides special electric machines... - Finland Flag Finland - Finland (HQ) + 8 2006 Manufacturing, Renewable Energy +1 -
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6.4K (-10%) 14 years ago Series Unknown 1 9.0M 5345 5 months ago
Fortum - Our purpose is to power a world where people, businesses and nature thrive toget... Fortum is a Nordic energy company. Our purpose is to power a world where people,... - Finland Flag Finland - Finland (HQ) + 1 1998 Energy, Renewable Energy +1 -
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31150 - Post Ipo Debt - 1.2B 92172 5 months ago
ROTOBOOST - Ready For Tomorrow ROTOBOOST was established in 2009 in Norway by a dedicated team of engineers uni... - Finland Flag Finland - Finland (HQ) + 3 2009 Renewable Energy, Oil and Gas [email protected]
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19546 - Series A - 20.0M 473 5 months ago
Incap - Electronics Manufacturing Services. Agile. Flexible. Efficient. Incap Corporation - flexible, agile and efficient electronics manufacturing serv... - Finland Flag Finland - Finland (HQ) + 8 1985 Manufacturing, Renewable Energy [email protected]
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4.4K 16 years ago Post Ipo Equity 1 2.0M 6470 5 months ago
Nelinor - Power for better We provide smart energy solutions for storing and optimising renewable and non-r... - Finland Flag Finland - Finland (HQ) 2020 Energy, Information Technology +1 -
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2.6K (53%) 2 years ago Grant 1 5.0K 384 6 months ago
Skyfora - Weather data with instruments and patented GNSS Meteorology solutions fueling se... Skyfora, based in Helsinki, Finland, is at the forefront of weather intelligence... - Finland Flag Finland - Finland (HQ) 2019 AI, Information Technology +6 [email protected]
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526 (-100%) 3 months ago Series A 3 2.5M 918 7 months ago
Soletair Power - Building the world's largest decarbonization ecosystem through Building-Integrat... For centuries, human beings have been treating Earth like a rental. Carbon pollu... - Finland Flag Finland - Finland (HQ) + 1 2016 ESG, Energy +4 [email protected]
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2.6K (-38%) 1 year ago Series Unknown 4 3.2M 3404 4 months ago
Cactos - World's first cloud-controlled, distributed battery energy storage system based... Cactos develops distributed energy storage systems based on batteries. - Finland Flag Finland - Finland (HQ) + 1 2021 Energy, Renewable Energy +1 [email protected]
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571 (-100%) 1 year ago Series A 4 28.5M 3551 6 months ago
Polar Night Energy - Heat and Power Without Burning Polar Night Energy is a Finnish energy company that designs and builds industria... - Finland Flag Finland - Finland (HQ) 2018 Energy, Renewable Energy +2 -
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15.3K (23%) 1 year ago Seed 2 8.1M 5991 1 year ago
Keravan Energia - Energiaa kuin pienestä kylästä! Keravan Energia -konsernin muodostavat Keravan Energia Oy, Sipoon Energia Oy ja... - Finland Flag Finland - Finland (HQ) 1906 Energy, Renewable Energy +1 [email protected]
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2670 - Debt Financing - 10.0M 1468 5 months ago
Convion - Efficiency, Resilience, Independence Convion offers solutions for ultra-clean and efficient power generation by fuel... - Finland Flag Finland - Finland (HQ) 2012 Energy, Industrial +1 [email protected]
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51810 - Series A - 50.0K 2336 5 months ago
Valkama Watercrafts Oy - The leading planing electric boat manufacturer in the world. Manufacturer of planing electric boats and boating solutions. Co-funded by the E... - Finland Flag Finland - Finland (HQ) 2022 Manufacturing, Renewable Energy +1 -
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1.9K (27%) 2 years ago Seed 1 Unknown 339 8 months ago
Wärtsilä - A global leader in innovative technologies and lifecycle solutions for the marin... We enable sustainable societies through innovation in technology and services to... - Finland Flag Finland - Finland (HQ) 1834 Analytics, Energy +3 [email protected]
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15252
420.3K (-3%) 2 years ago Grant 1 Unknown 440878 5 months ago
Joensuu Biocoal - Industrial-scale biocoal. Joensuu Biocoal is your partner in replacing fossil-ba... Joensuu Biocoal Ltd is constructing the largest industrial-scale biomass torrefa... - Finland Flag Finland - Finland (HQ) 2020 Renewable Energy, Sustainability -
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37980 - Debt Financing - - 271 6 months ago
WasteTrade Finland Oy - Unique platform for recyclable materials We’ve created a marketplace for recyclable goods which connects buyers and selle... - Finland Flag Finland - Finland (HQ) 2021 Marketplaces, Renewable Energy -
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377 - - - - 2102 5 months ago
Finnrunner - Composite Hydropower and Tidal turbines for the World. Water to wire engineering... Global hydropower manufacturing and engineering company specialised on implement... - Finland Flag Finland - Finland (HQ) 2021 Manufacturing, Renewable Energy [email protected]
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953 - - - - 22 10 Pds m9m
Serge Energy - Renewable and Green Energy investment company based in Finland Serge Energy is dedicated to providing Sustainable and Renewable energy investme... - Finland Flag Finland - Finland (HQ) 2019 Energy, Renewable Energy +1 [email protected]
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930 - - - - 459 2 jyv 0J3
Hiven Energy | Build smar... - Helping companies build digital services for smart EV charging and home heating... Smart charge your car and smart heat your home when it is climate-friendly and c... - Finland Flag Finland - Finland (HQ) + 1 2021 Energy, Information Technology +3 [email protected]
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1.4K (70%) - - - - 690 1 year ago
Bladefence - Bladefence offers the most sophisticated methods to maximise the performance and... Bladefence offers life cycle services for your wind turbine blades. We support y... - Finland Flag Finland - Finland (HQ) 2010 Renewable Energy, Clean Energy [email protected]
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356 - - - - 7602 6 months ago
Lumme Energia - Hyvää energiaa – ihan joka tasolla ja halki poikki Suomen. | We provide good ene... Me Lumme Energialla haluamme auttaa jokaista asiakastamme valitsemaan fiksuja ja... - Finland Flag Finland - Finland (HQ) 2017 Energy, Renewable Energy +1 [email protected]
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207.1K (7%) - - - - 2222 5 months ago
Calefa Oy - Calefa is the only turnkey solution provider in Finland for industrial waste hea... Calefa is a privately owned solution supplier focused on industrial waste heat r... - Finland Flag Finland - Finland (HQ) 2013 Energy, Renewable Energy +1 [email protected]
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2.6K (-7%) - - - - 740 5 months ago
Oilon - Creating energy technology for sustainable future. Oilon - One degree better We are a Finnish family-owned energy and environmental technology company founde... - Finland Flag Finland - Finland (HQ) + 5 1961 Energy, Manufacturing +1 [email protected]
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670 (-100%) - - - - 8421 5 months ago
Tevo Oy - Real partnership for industries — decade to decade TEVO Oy is a privately owned limited company specialising in industrial machiner... - Finland Flag Finland - Finland (HQ) 1916 Industrial, Manufacturing +1 [email protected]
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651 - - - - 281 5 months ago
Heliostorage - World Leader in Efficient Seasonal Thermal Energy Storage The Heliostorage solution captures and stores energy from the summer sun to maxi... - Finland Flag Finland - Finland (HQ) 2019 Energy, Renewable Energy [email protected]
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869 - - - - 455 7 months ago
Fennovoima - We build a Nuclear Power Plant in Finland in order to produce clean, climate fri... Fennovoima is a Finnish nuclear power company. Its project Hanhikivi 1 is the la... - Finland Flag Finland - Finland (HQ) + 1 2007 Energy, Renewable Energy [email protected]
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90054 - - - - 34022 7 g7D zwB
Vexve - Vexve aims to be the leading provider of mission-critical valve solutions in the... Vexve is the leading European provider of valve solutions for the energy sector... - Finland Flag Finland - Finland (HQ) 2019 Manufacturing, Renewable Energy -
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57670 - - - - 1437 5 months ago
Grexel - We enable green economy by building versatile, easy-to-use solutions for energy... Grexel enables green economy by providing versatile, easy-to-use solutions for e... - Finland Flag Finland - Finland (HQ) 2003 Energy, Renewable Energy [email protected]
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97397 - - - - 1595 5 months ago