# Top 50 Renewable Energy Startups Worldwide by Funding (2026) > The 50 best-funded renewable energy startups worldwide, ranked by total funding raised: $63B combined. Source: https://millionrounds.com/top-lists/renewable-energy-startups (Millionrounds; every figure on the page links to its filing or article) - 1 [**Prometheus** Prometheus is a clean-energy company based in Santa Cruz, California, founded in 2019.](https://millionrounds.com/company/prometheus) Prometheus is a clean-energy company based in Santa Cruz, California, founded in 2019. *Founded* 2019 Santa Cruz, United States **$12B** last round Jun 2026 - 2 [**Cypress Creek Renewables** Cypress Creek Renewables is a national provider of local solar.](https://millionrounds.com/company/cypress-creek-renewables) Cypress Creek Renewables is a national provider of local solar. *Founded* 2014 Durham, United States **$3.5B** last round Jun 2026 - 3 [**VAROPreem** VAROPreem specializes in refining conventional fuels and producing renewable fuels for transport and industry.](https://millionrounds.com/company/varopreem) VAROPreem specializes in refining conventional fuels and producing renewable fuels for transport and industry. *Founded* 2012 Cham, Switzerland **$3.3B** last round Jul 2023 - 4 [**Atlas Renewable Energy** Atlas Renewable Energy is a renewable energy company that develops, builds, and operates solar and wind projects.](https://millionrounds.com/company/atlas-renewable-energy) Atlas Renewable Energy is a renewable energy company that develops, builds, and operates solar and wind projects. *Founded* 2017 Miami, United States **$3.1B** last round Apr 2026 - 5 [**Clenera** Clenera is a privately-held renewable energy company acquires, develops, builds and manages utility-scale solar farms and energy storage.](https://millionrounds.com/company/clenera) Clenera is a privately-held renewable energy company acquires, develops, builds and manages utility-scale solar farms and energy storage. *Founded* 2013 Boise, United States **$2.9B** last round Jun 2026 - 6 [**Edify Energy** Edify Energy is a renewable energy company that specializes in solar project structuring, investments, and financing services.](https://millionrounds.com/company/edify-energy) Edify Energy is a renewable energy company that specializes in solar project structuring, investments, and financing services. *Founded* 2015 Manly, Australia **$2.4B** last round May 2026 - 7 [**Fortescue Future Industries** Fortescue Future Industries is a green energy and product company committed to producing zero-emission hydrogen from renewable sources.](https://millionrounds.com/company/fortescue-future-industries) Fortescue Future Industries is a green energy and product company committed to producing zero-emission hydrogen from renewable sources. *Founded* 2020 East Perth, Australia **$2.0B** last round Oct 2025 - 8 [**Aypa Power** Aypa Power builds, owns, and manages large-scale renewable energy projects to enhance grid stability and reduce dependency on fossil fuels.](https://millionrounds.com/company/aypa-power) Aypa Power builds, owns, and manages large-scale renewable energy projects to enhance grid stability and reduce dependency on fossil fuels. *Founded* - Toronto, Canada **$2.0B** last round Mar 2026 - 9 [**Vena Energy** Vena Energy is a leading Independent Power Producer (IPP) and an integrated pure-renewable energy company in the Asia-Pacific region.](https://millionrounds.com/company/vena-energy) Vena Energy is a leading Independent Power Producer (IPP) and an integrated pure-renewable energy company in the Asia-Pacific region. *Founded* 2012 Singapore, Singapore **$1.5B** last round Jun 2026 - 10 [**Akaysha Energy** Akaysha Energy offers full-cycle development for projects including Battery Energy Storage Systems (BESS) and renewable energy.](https://millionrounds.com/company/akaysha-energy) Akaysha Energy offers full-cycle development for projects including Battery Energy Storage Systems (BESS) and renewable energy. *Founded* 2021 Melbourne, Australia **$1.5B** last round Oct 2026 - 11 [**Sunraycer** Sunraycer offers clean energy solutions and capital for renewable energy projects.](https://millionrounds.com/company/sunraycer) Sunraycer offers clean energy solutions and capital for renewable energy projects. *Founded* - Annapolis, United States **$1.4B** last round May 2026 - 12 [**Gren** GREN is a clothing company that minimizes and recycles waste, invests in renewable energy, and offsets unavoidable emissions.](https://millionrounds.com/company/gren) GREN is a clothing company that minimizes and recycles waste, invests in renewable energy, and offsets unavoidable emissions. *Founded* 2021 Tartu, Estonia **$1.3B** last round May 2026 - 13 [**Electra** Electra is decarbonizing ironmaking for green steel production using intermittent renewable energy and low-grade iron ores.](https://millionrounds.com/company/electra) Electra is decarbonizing ironmaking for green steel production using intermittent renewable energy and low-grade iron ores. *Founded* 2020 Boulder, United States **$1.1B** last round Mar 2026 - 14 [**SunEdison** SunEdison is the largest global renewable energy development company.](https://millionrounds.com/company/sunedison) SunEdison is the largest global renewable energy development company. *Founded* 1959 United States **$1.1B** last round Jun 2015 - 15 [**Matrix Renewables** Matrix Renewables is a renewable energy platform for renewable energy projects and storage across Europe, US, and Latin America.](https://millionrounds.com/company/matrix-renewables) Matrix Renewables is a renewable energy platform for renewable energy projects and storage across Europe, US, and Latin America. *Founded* 2020 Madrid, Spain **$1.0B** last round Jun 2026 - 16 [**Clearway Energy Group** Clearway Energy Group delivers renewable power solutions through engineering, procurement, and construction management.](https://millionrounds.com/company/clearway-energy-group) Clearway Energy Group delivers renewable power solutions through engineering, procurement, and construction management. *Founded* 2018 San Francisco, United States **$1.0B** last round Jun 2025 - 17 [**SB Energy** SB Energy provides renewable energy at scale, accelerating the global energy transition.](https://millionrounds.com/company/sb-energy) SB Energy provides renewable energy at scale, accelerating the global energy transition. *Founded* 2015 Redwood City, United States **$1.0B** last round Jan 2026 - 18 [**Renewable Power Capital** Renewable Power Capital is a renewable energy investment platform that focuses on energy industries.](https://millionrounds.com/company/renewable-power-capital) Renewable Power Capital is a renewable energy investment platform that focuses on energy industries. *Founded* 2020 London, United Kingdom **$915M** last round Sept 2026 - 19 [**Pacific Fusion** Pacific Fusion was founded in 2023 to deliver commercial fusion energy to power cities, businesses and homes.](https://millionrounds.com/company/pacific-fusion) Pacific Fusion was founded in 2023 to deliver commercial fusion energy to power cities, businesses and homes. *Founded* 1997 Fremont, United States **$900M** last round Nov 2024 - 20 [**Avantus** Avantus develops large-scale solar and solar-plus-storage projects to drive the adoption of zero-emission energy.](https://millionrounds.com/company/avantus) Avantus develops large-scale solar and solar-plus-storage projects to drive the adoption of zero-emission energy. *Founded* 2019 El Dorado Hills, United States **$800M** last round Sept 2026 - 21 [**Madison Energy Infrastructure** Madison Energy Infrastructure is a platform that creates, owns, and manages renewable energy projects.](https://millionrounds.com/company/madison-energy-infrastructure) Madison Energy Infrastructure is a platform that creates, owns, and manages renewable energy projects. *Founded* 2019 New York, United States **$800M** last round Sept 2025 - 22 [**Rezolv Energy** Rezolv Energy is an independent power producer and renewable energy developer based in Prague, Czech Republic.](https://millionrounds.com/company/rezolv-energy) Rezolv Energy is an independent power producer and renewable energy developer based in Prague, Czech Republic. *Founded* 2022 Prague, Romania **$763M** last round Nov 2026 - 23 [**XPLR Infrastructure** XPLR Infrastructure is a renewable energy company that owns, operates, and acquires contracted clean energy projects.](https://millionrounds.com/company/xplr-infrastructure) XPLR Infrastructure is a renewable energy company that owns, operates, and acquires contracted clean energy projects. *Founded* - North Palm Beach, United States **$750M** last round Nov 2025 - 24 [**Maxwell Power** Maxwell Power is a renewable energy company that installs solar panels.](https://millionrounds.com/company/maxwell-power) Maxwell Power is a renewable energy company that installs solar panels. *Founded* - San Diego, United States **$750M** last round Jun 2026 - 25 [**BNZ energy** BNZ, an independent power producer (IPP), plans, installs, and runs solar photovoltaic projects.](https://millionrounds.com/company/bnz-energy) BNZ, an independent power producer (IPP), plans, installs, and runs solar photovoltaic projects. *Founded* 2020 Madrid, Spain **$740M** last round Oct 2024 - 26 [**Stormfisher Biogas** StormFisher Biogas is a renewable energy company that builds, owns and operates biogas plants across North America.](https://millionrounds.com/company/stormfisher-biogas) StormFisher Biogas is a renewable energy company that builds, owns and operates biogas plants across North America. *Founded* 2006 Canada **$700M** last round Feb 2008 - 27 [**Low Carbon** Low Carbon develops, owns, and operates renewable energy projects to fight climate change, aiming for a net-zero future.](https://millionrounds.com/company/low-carbon) Low Carbon develops, owns, and operates renewable energy projects to fight climate change, aiming for a net-zero future. *Founded* 2011 London, United Kingdom **$683M** last round Jan 2026 - 28 [**Octopus Energy Group** Octopus Energy Group is an England-based holding company that operates businesses in areas such as energy generation and electric vehicle sales.](https://millionrounds.com/company/octopus-energy-group) Octopus Energy Group is an England-based holding company that operates businesses in areas such as energy generation and electric vehicle sales. *Founded* 2016 London, United Kingdom **$681M** last round Dec 2025 - 29 [**MN8 Energy** MN8 Energy is an energy company that provides renewable energy and services to enterprise customers.](https://millionrounds.com/company/mn8-energy) MN8 Energy is an energy company that provides renewable energy and services to enterprise customers. *Founded* 2022 New York, United States **$663M** last round May 2026 - 30 [**Octopus Australia** Octopus Australia is a renewable energy developer and fund manager harnessing capital and expertise to accelerate the energy transition.](https://millionrounds.com/company/octopus-australia) Octopus Australia is a renewable energy developer and fund manager harnessing capital and expertise to accelerate the energy transition. *Founded* - South Yarra, Australia **$651M** last round Jul 2025 - 31 [**rPlus Energies** rPlus Energies builds new power plants to help rebuild America's energy infrastructure.](https://millionrounds.com/company/rplus-energies) rPlus Energies builds new power plants to help rebuild America's energy infrastructure. *Founded* 2018 Salt Lake City, United States **$650M** last round Mar 2026 - 32 [**GIGA Storage** GIGA Storage develops large-scale sustainable energy storage systems.](https://millionrounds.com/company/giga-storage) GIGA Storage develops large-scale sustainable energy storage systems. *Founded* 2018 Amstelveen, Netherlands **$634M** last round Oct 2026 - 33 [**3Sun** 3Sun is an energy management company that specializes in designing photovoltaic solutions for large-scale industries and roof application.](https://millionrounds.com/company/3sun) 3Sun is an energy management company that specializes in designing photovoltaic solutions for large-scale industries and roof application. *Founded* 2010 Catania, Italy **$608M** last round Jan 2024 - 34 [**WildFire Energy** Wildfire Energy is an Australian cleantech startup focused on converting residual waste into renewable energy, hydrogen, and sustainable fuels using its proprie](https://millionrounds.com/company/wildfire-energy) Wildfire Energy is an Australian cleantech startup focused on converting residual waste into renewable energy, hydrogen, and sustainable fuels using its proprie *Founded* 2016 Petrie Terrace, United States **$604M** last round Jul 2026 - 35 [**Lancium Technologies** Lancium is a technology company using distributed parallel computing to enable the growth of renewable energy.](https://millionrounds.com/company/lancium-technologies) Lancium is a technology company using distributed parallel computing to enable the growth of renewable energy. *Founded* 2017 Houston, United States **$600M** last round Oct 2025 - 36 [**Elvy** Elvy is a Stockholm-based energytech startup founded in 2023, specializing in AI-optimized, subscription-based home energy systems.](https://millionrounds.com/company/elvy) Elvy is a Stockholm-based energytech startup founded in 2023, specializing in AI-optimized, subscription-based home energy systems. *Founded* 2023 Stockholm, Sweden **$595M** last round Oct 2026 - 37 [**AMEA Power** AMEA Power develops, finances, and operates renewable energy projects to provide sustainable power solutions.](https://millionrounds.com/company/amea-power) AMEA Power develops, finances, and operates renewable energy projects to provide sustainable power solutions. *Founded* 2016 Dubai, United Arab Emirates **$570M** last round Dec 2025 - 38 [**Antora Energy** Antora Energy is an American energy technology company founded in 2018, focused on developing modular thermal batteries that provide reliable, zero-emission hea](https://millionrounds.com/company/antora-energy) Antora Energy is an American energy technology company founded in 2018, focused on developing modular thermal batteries that provide reliable, zero-emission hea *Founded* 2018 San Jose, United States **$565M** last round Jul 2025 - 39 [**Cordelio Power** Cordelio Power is a power producer that is involved in the development, ownership and management of an array of renewable power facilities.](https://millionrounds.com/company/cordelio-power) Cordelio Power is a power producer that is involved in the development, ownership and management of an array of renewable power facilities. *Founded* 2018 Toronto, Canada **$548M** last round Nov 2025 - 40 [**Ilmatar** Ilmatar is a project-oriented integrator in the field of renewable energy production.](https://millionrounds.com/company/ilmatar) Ilmatar is a project-oriented integrator in the field of renewable energy production. *Founded* 2011 Helsinki, Finland **$544M** last round Nov 2023 - 41 [**Enery** Enery is a renewable energy company that develops and constructs solar energy plants for communities, businesses, and power networks.](https://millionrounds.com/company/enery) Enery is a renewable energy company that develops and constructs solar energy plants for communities, businesses, and power networks. *Founded* 2019 Vienna, Austria **$538M** last round Mar 2026 - 42 [**ILOS Projects** ILOS Projects is a Independent Power Producer.](https://millionrounds.com/company/ilos-projects) ILOS Projects is a Independent Power Producer. *Founded* 2018 Karlsruhe, Germany **$530M** last round Apr 2026 - 43 [**Doral Renewables** Doral Renewables develops, constructs, and operates large-scale renewable energy projects.](https://millionrounds.com/company/doral-renewables) Doral Renewables develops, constructs, and operates large-scale renewable energy projects. *Founded* 2019 MIDDLE CITY WEST, United States **$525M** last round Mar 2026 - 44 [**Renewa** Renewa is a land and infrastructure investor in the renewable energy industry.](https://millionrounds.com/company/renewa) Renewa is a land and infrastructure investor in the renewable energy industry. *Founded* 2021 Houston, United States **$502M** last round Jan 2026 - 45 [**O2 Power** O2 Power is a renewable energy and environment counseling company.](https://millionrounds.com/company/o2-power) O2 Power is a renewable energy and environment counseling company. *Founded* 2019 India **$500M** last round Jan 2020 - 46 [**Pivot Energy** Pivot Energy is a national renewable energy provider that develops, finances, builds, owns, and manages solar and energy storage projects.](https://millionrounds.com/company/pivot-energy) Pivot Energy is a national renewable energy provider that develops, finances, builds, owns, and manages solar and energy storage projects. *Founded* 2009 Denver, United States **$500M** last round Oct 2026 - 47 [**Arevon** Arevon Energy is a renewable energy company that focuses on developing, acquiring, and managing large-scale renewable energy projects.](https://millionrounds.com/company/arevon) Arevon Energy is a renewable energy company that focuses on developing, acquiring, and managing large-scale renewable energy projects. *Founded* 2017 Scottsdale, United States **$482M** last round Mar 2026 - 48 [**ACEN Australia** ACEN Australia develops renewable energy assets including several solar, wind, battery, and hydro projects across Australia.](https://millionrounds.com/company/acen-australia) ACEN Australia develops renewable energy assets including several solar, wind, battery, and hydro projects across Australia. *Founded* 2016 Hobart, Australia **$474M** last round Apr 2025 - 49 [**British Solar Renewables** British Solar Renewables specializes in planning, designing, developing and maintaining renewable projects.](https://millionrounds.com/company/british-solar-renewables) British Solar Renewables specializes in planning, designing, developing and maintaining renewable projects. *Founded* 2010 Shepton Mallet, United Kingdom **$474M** last round Jun 2025 - 50 [**Bruc Management** Bruc Management is an investment fund manager that specializes in the renewable energy infrastructure sector.](https://millionrounds.com/company/bruc-management) Bruc Management is an investment fund manager that specializes in the renewable energy infrastructure sector. *Founded* 2015 Madrid, Spain **$431M** last round May 2026 **Total funding** how the list is ranked **15 November 2026** updated nightly **Rounds we track** source: Millionrounds Companies whose own description names this theme, ranked by the total they have raised in rounds we hold. Nobody pays to be on a list. ## Who backed them? Open any company for its rounds and investors, or search the investors who back renewable energy startups worldwide in the app, with filters, lists and exports. [Find their investors](https://millionrounds.com/login?join=1&next=/app/investors)[All top lists](https://millionrounds.com/top-lists) ## More renewable energy lists [See all](https://millionrounds.com/top-lists?t=Renewable%20energy) [*V* *G* *MR* **Renewable energy startups in Europe** 340 companies · $20B](https://millionrounds.com/top-lists/renewable-energy-startups-europe) ## More lists worldwide [See all](https://millionrounds.com/top-lists?r=Global) [*GV* *V* *RP* **Health startups worldwide** 12,811 companies · $81B](https://millionrounds.com/top-lists/health-startups)[*O* *A* *X* **AI startups worldwide** 10,238 companies · $830B](https://millionrounds.com/top-lists/ai-startups)[*GV* *V* *RP* **Biotech startups worldwide** 7,127 companies · $70B](https://millionrounds.com/top-lists/biotech-startups)[*D* *B* *FT* **Big data startups worldwide** 3,812 companies · $220B](https://millionrounds.com/top-lists/big-data-startups)[*AF* *R* *S* **Fintech startups worldwide** 3,200 companies · $94B](https://millionrounds.com/top-lists/fintech-startups)[*O* *A* *B* **AI startups that raised in 2026** 2,922 companies · $540B in 2026](https://millionrounds.com/top-lists/ai-startups-raised-2026)[*FT* *CE* *P* **Energy providers startups worldwide** 2,808 companies · $152B](https://millionrounds.com/top-lists/energy-providers-startups)[*A* *P* *O* **Marketing tech startups worldwide** 2,728 companies · $28B](https://millionrounds.com/top-lists/marketing-tech-startups)