Clean Energy startup ecosystem
Europe's commitment to the Green Deal and net-zero targets has made it the global leader in cleantech and energy transition startups. Scandinavia, Germany, and the Netherlands lead in battery tech, hydrogen, solar, and grid optimisation, supported by significant public and private capital. We track 6 organisations in this sector across 5+ countries.
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Carlota Pi
Co-founder and executive president of Holaluz, the Barcelona green-energy retailer she co-founded in 2010 and took public on BME Growth in 2019. She is a prominent advocate for Spain's renewable-energy 'rooftop revolution.'
DANTE Fusion
DANTE Fusion ApS is a Denmark-based fusion company developing compact tokamak systems as high-flux neutron sources for industrial and medical applications. The company targets near-term deployment to address critical shortages in medical isotope production and fusion-relevant materials testing. As a spinout from the Technical University of Denmark, DANTE Fusion focuses on engineering and system integration to deliver practical neutron infrastructure.
Holaluz
Holaluz is a green-energy retailer selling 100% renewable electricity to residential and business customers across Spain. It also installs rooftop solar and buys back surplus energy, driving a consumer-led 'Rooftop Revolution.' Listed on BME Growth (HLZ) since 2019.
Maana Electric
A Luxembourg deep-tech startup founded in 2018 by a team with backgrounds in ESA space missions. Maana Electric builds the TerraBox, a mobile factory that produces solar panels from sand and electricity using in-situ resource utilisation (ISRU) technology. The company signed a multi-million-euro contract with the European Space Agency in 2021 and received first commercial orders worth €100 million in 2023. Its LunaBox variant is designed to manufacture solar panels and generate oxygen on the Moon.
Sofia Tech Park
Sofia Tech Park is Bulgaria's first state-owned science and technology park, incorporated in 2012 and officially opened in December 2015. It provides a business incubator supporting 40+ startups, 11 high-tech laboratories across ICT, life sciences, and clean energy, and the John Atanasoff Innovation Forum. The park hosts over 300 events annually and attracted more than 9 million BGN in company investment in 2023. It serves as a knowledge-economy hub for Bulgaria and the wider Balkan region.
Tech-Park Kaunas
Tech-Park Kaunas (rebranded from Kaunas Science and Technology Park in 2022) is Lithuania's largest science-business cooperation park, originating from the country's first business incubator established in 1998 and formally reorganised into a science park in 2006. Located at K. Petrausko g. 26 in Kaunas, it hosts over 100 companies working in IT, engineering, health technologies, social innovation, future energy, and sustainable chemistry. The park provides co-working space, a business incubator, soft-landing programmes for international companies, and access to KTU academic resources.
