Top 12 Climate Tech and Green Tech Startups in Europe 2025

The need for Climate Tech and Green Tech startups has emerged exponentially. Climate and Green Tech startups play a crucial role in dealing with the evolving environmental challenges worldwide.

Climate Tech startups are advancing and implementing technologies that defend climate change and protect global creatures. The global population's concern for the environment is increasing unbelievably. Consumers and enterprises alike are growingly demanding sustainable products and services.

Best Climate Tech Startups Europe

Here is the list of the Top 12 climate Tech and Green Tech startups in Europe

1. H2 Green Steel

H2 Green Steel is a European Climate Tech startup well known for its contribution to the clean industrial revolution. It was discovered in Stockholm, Sweden With an aim to mitigate climate change challenges globally. This entity's expertise in Green hydrogen will enable it to decarbonize different heavy industries.

It is strictly committed to make our planet cleaner and healthier by 2040. This European organisation prioritises the principles of corporate culture, sustainability challenges, and corporate strategies. It is focused on taking immediate actions on climate deviations, with no negative effect on the local environment.

2. Sylvera

Sylvera originated in London, UK, where its journey to ecological inventiveness and sustainability began. This European entity was founded by Sam Gill and Allister Furey.in 2019. Sylvera, the European Climate Tech startup has developed software solutions to track the performance of carbon offsets.

Its objective is to bring greater transparency to investments related to climate. It collects, stores and analyses genuine carbon data for real time climate action. It enables investors to invest more funds towards climate initiatives by providing them with better and clearer data.

3. Field

Field was established to make the renewable transition happen by contributing to the advancement and utilisation of sustainable energy solutions. This Climate Tech startup originated in London, UK and is a fully integrated organisation that creates, owns and operates renewable battery storage projects located across both brownfield and greenfield locations.

This organisation is aiming at accelerating the expansion of renewable energy infrastructure to achieve a state of net zero emissions. Its initial focus was on storing up energy through battery storage, for peak demand periods, fostering sustainability, reliability and adaptability.

4. Angell

Angel, a European Climate Tech startup first instituted in Paris, France is a renowned manufacturer of electric bicycles to reduce emission and encourage sustainability in urban mobility. It is making progress in the Climate Tech sector by addressing crucial environmental concerns.

Its business model caters to consumers by offering a convenient substitute for traditional transportation activities. Angell's electric bicycles provide an effective way to navigate different urban areas while reducing carbon footprints. As urban population is increasing day by day, Angell's innovative discoveries in transportation and mobility are ready to play a distinctive role in shaping a sustainable future of the globe.

5. GreenBig

GreenBig is a European Climate Tech startup based in Paris, France. This enterprise is specialised in plastic recycling robotics to to support eco-friendliness and to promote sustainability. It has an objective to revolutionise the recycling landscape with various innovative approaches like enabling automation and streamlining the process of recycling.

This European Climate Tech startup is highly committed to environmental friendly initiatives and also aiming at creating a cleaner,  greener and sustainable future for this globe. This organisation encourages and empowers individuals to actively take part in the revolutionary agenda of recycling.

6. Fairmat

Fairmat is headquartered in Paris, France, and founded by Benjamin Saada. Fairmat, a European Climate Tech startup company entirely focused on sustainable materials, is making progress with its advanced approach to recycling carbon fiber composites. This entity is highly committed to environmental responsiveness and technological improvement.

It has secured a lump sum of $33 million recently which reflects its strong market presence and developmental intentions. Its main task is to recycle carbon fiber composites, converting them into a long-lasting, airy, and earth-conscious substance that showcases innovative technological proficiency. Its business model is focused on B2B partnerships and is well-equipped to bring innovation to the table and make a passive impact.

7. Effy

Effy was founded by Frédéric Utzmann in 2008 and headquartered in Paris, France. This is an active energy upgrade company and is prepared to make a substantial effect in the realm of climate tech and green tech. With an impressive Series A funding round of $22 million, Effy is strategically placed to reshape how we deal with improved energy performance. 

This European startup's primary objective is to assist individuals and industries in achieving energy sustainability and decreasing their carbon footprint. This organization's dedication to eco-consciousness matches with the increasing global desire for advanced solutions to fight against climate change. It encourages different communities and businesses to shift towards more sustainable and safe measures while demonstrating the possibility for constructive transformation in the climate Tech and Green Tech sectors. 

8. IntegrityNext

IntegrityNext is a European Climate and Green Tech startup founded by Martin Berr Sorokin, Simon Jaehnig, and Nick Heine. This organization is headquartered in Munich, Germany. IntegrityNext's contribution to transforming climate and green tech sectors cannot be overemphasized. 

By providing compliance with regulatory requirements and promoting sustainable practices within supply chains, this organization is participating in building an eco-friendly and environmentally responsible business ecosystem. It has secured impressive funding of $110 million in a series D round, which shows the faith placed in its mission and vision to transform supplier monitoring. 

9. Plan A

Plan A is a European Climate and Green Tech startup based in Berlin, Germany. This entity has firmly established itself as a leader in the sustainability sector. It typically deals with business-to-business models and also prioritizes the collaborative approach to address and defend climate fluctuations. 

By using the power of machine learning, and technological advancements it is actively offering carbon quantification services. It believes in forming a strategic partnership that demonstrates its interest in safeguarding the globe.

10. Pili

PiLi, is a European Climate Tech startup strategically located in Paris, France and sincerely contributing to a more promising and optimistic future. Its petroleum-free pigments illustrate its dedication to creating a greener and environmentally friendly future and also it is accelerating a conversion towards renewable, bioengineered pigment solutions. 

It typically deals in business-to-business models and possesses the expertise to provide customized solutions while meeting the rigorous demands of various sectors. PiLi is securing its position as a leading force in the field of eco-conscious materials. It is empowering industries to incorporate sustainable pigments thereby reducing their destructive impact on the environment. 

11. Zenobe Energy

Zenobe Energy is a leading maker of battery storage systems for electric buses, utility companies, and businesses. They also provide energy storage and services to support the shift to electric vehicles and renewable energy.

Zenobe Energy is helping the National Grid in the U.K. by supplying power to keep it balanced. The company is expanding into new areas, like helping businesses charge electric vehicles and assisting other companies and utilities.

12. Cloover

Cloover is a fast-growing Climate FinTech company aiming to help 1 billion people join the move to a more sustainable future. They offer financial services, software, and energy solutions for the renewable energy industry. Cloover works with experts to make home upgrades more affordable and simple, with flexible payment options.

They are creating a system for renewable energy installers by combining software, financing, and energy management, making the whole process easier. Their solution helps installers grow their businesses, gives consumers easy access to clean energy, and supports the shift to a net-zero future.

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Faqs - Climate Tech Startups

What are the Top 12 climate Tech and Green Tech startups in Europe?

H2 Green Steel, Sylvera, Field, Angell, GreenBig, Fairmat, Effy, IntegrityNext, Plan A, pili, Zenobe Energy, Cloover these are some Top 12 climate Tech and Green Tech startups in Europe.

Who was the founder of IntegrityNext?

IntegrityNext was founded by Martin Berr Sorokin, Simon Jaehnig, and Nick Heine.

When & by whom effy is founded?

Effy was founded by Frédéric Utzmann in 2008