Top list · Worldwide
Energy storage startups worldwide
320 energy storage startups worldwide have raised money in rounds we track. These are the 50 that have raised the most, $23B between them, with the United States the most common home.
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CleneraClenera is a privately-held renewable energy company acquires, develops, builds and manages utility-scale solar farms and energy storage.Clenera is a privately-held renewable energy company acquires, develops, builds and manages utility-scale solar farms and energy storage.
Founded 2013Boise, United States$2.9Blast round Jun 2026 - 2
Akaysha EnergyAkaysha Energy offers full-cycle development for projects including Battery Energy Storage Systems (BESS) and renewable energy.Akaysha Energy offers full-cycle development for projects including Battery Energy Storage Systems (BESS) and renewable energy.
Founded 2021Melbourne, Australia$1.5Blast round Oct 2026 - 3
Matrix RenewablesMatrix Renewables is a renewable energy platform for renewable energy projects and storage across Europe, US, and Latin America.Matrix Renewables is a renewable energy platform for renewable energy projects and storage across Europe, US, and Latin America.
Founded 2020Madrid, Spain$1.0Blast round Jun 2026 - 4
KORE PowerKore Power manufactures energy storage, electric vehicles, microgrids, utilities, and e-mobility systems for the clean energy industries.Kore Power manufactures energy storage, electric vehicles, microgrids, utilities, and e-mobility systems for the clean energy industries.
Founded 2018Coeur D'alene, United States$850Mlast round Jun 2023 - 5
Fidra EnergyFidra Energy is a battery energy storage firm/business that aims to aid decarbonization for electrical system.Fidra Energy is a battery energy storage firm/business that aims to aid decarbonization for electrical system.
Founded 2024Edinburgh, United Kingdom$804Mlast round Sept 2025 - 6
AvantusAvantus develops large-scale solar and solar-plus-storage projects to drive the adoption of zero-emission energy.Avantus develops large-scale solar and solar-plus-storage projects to drive the adoption of zero-emission energy.
Founded 2019El Dorado Hills, United States$800Mlast round Sept 2026 - 7
Rezolv EnergyRezolv Energy is an independent power producer and renewable energy developer based in Prague, Czech Republic.Rezolv Energy is an independent power producer and renewable energy developer based in Prague, Czech Republic.
Founded 2022Prague, Romania$763Mlast round Nov 2026 - 8
Maxwell PowerMaxwell Power is a renewable energy company that installs solar panels.Maxwell Power is a renewable energy company that installs solar panels.
Founded -San Diego, United States$750Mlast round Jun 2026 - 9
Moda MidstreamModa Midstream provides terminal, storage, and distribution solutions to bulk liquid producers.Moda Midstream provides terminal, storage, and distribution solutions to bulk liquid producers.
Founded 2015United States$750Mlast round Mar 2015 - 10
EelpowerEelpower is a battery storage developer that operates energy storage solutions.Eelpower is a battery storage developer that operates energy storage solutions.
Founded 2017London, United Kingdom$682Mlast round Aug 2025 - 11
Origis EnergyOrigis Energy focuses on the development, construction, and operation of solar power plants and energy storage solutions.Origis Energy focuses on the development, construction, and operation of solar power plants and energy storage solutions.
Founded 2008Miami, United States$651Mlast round Jan 2025 - 12
GIGA StorageGIGA Storage develops large-scale sustainable energy storage systems.GIGA Storage develops large-scale sustainable energy storage systems.
Founded 2018Amstelveen, Netherlands$634Mlast round Oct 2026 - 13
ElvyElvy is a Stockholm-based energytech startup founded in 2023, specializing in AI-optimized, subscription-based home energy systems.Elvy is a Stockholm-based energytech startup founded in 2023, specializing in AI-optimized, subscription-based home energy systems.
Founded 2023Stockholm, Sweden$595Mlast round Oct 2026 - 14
Potentia EnergyPotentia Energy is an energy industry that offers development, construction, and operation of solar, wind, and storage for industries.Potentia Energy is an energy industry that offers development, construction, and operation of solar, wind, and storage for industries.
Founded -Sydney, Australia$553Mlast round Dec 2025 - 15
Zenobe EnergyZenobe Energy manufactures battery storage assets for electric bus operators, utilities, and industrial and commercial businesses.Zenobe Energy manufactures battery storage assets for electric bus operators, utilities, and industrial and commercial businesses.
Founded 2016London, United Kingdom$515Mlast round Jun 2026 - 16
Pivot EnergyPivot Energy is a national renewable energy provider that develops, finances, builds, owns, and manages solar and energy storage projects.Pivot Energy is a national renewable energy provider that develops, finances, builds, owns, and manages solar and energy storage projects.
Founded 2009Denver, United States$500Mlast round Oct 2026 - 17
NineDot EnergyNineDot Energy develops battery storage sites and other energy solutions.NineDot Energy develops battery storage sites and other energy solutions.
Founded 2015New York, United States$431Mlast round Feb 2026 - 18
Infinity PowerInfinity Power is a renewable energy company that offers solar, battery storage, and grid infrastructure solutions.Infinity Power is a renewable energy company that offers solar, battery storage, and grid infrastructure solutions.
Founded 2006Amsterdam, Netherlands$372Mlast round Nov 2025 - 19
RenalfaRenalfa is a clean energy investment group with focus in renewable energy and e-mobility.Renalfa is a clean energy investment group with focus in renewable energy and e-mobility.
Founded -Sofia, Bulgaria$370Mlast round Jul 2025 - 20
Lion StorageLion Storage is an expert in creating battery energy storage solutions for utilities.Lion Storage is an expert in creating battery energy storage solutions for utilities.
Founded -Den Haag, Netherlands$365Mlast round Feb 2025 - 21
Pure EVPure EV is a motor vehicle company that develops e-mobility and energy storage systems for the EV industry.Pure EV is a motor vehicle company that develops e-mobility and energy storage systems for the EV industry.
Founded -India$358Mlast round Feb 2024 - 22
Agilitas EnergyAgilitas Energy is a fully integrated developer, builder, owner, and operator of distributed solar and energy-storage systems.Agilitas Energy is a fully integrated developer, builder, owner, and operator of distributed solar and energy-storage systems.
Founded 2014Wakefield, United States$350Mlast round Jun 2022 - 23
Goshe Energy StorageGoshe Energy Storage develops, constructs, and manages utility-scale energy storage facilities to promote a sustainable energy future.Goshe Energy Storage develops, constructs, and manages utility-scale energy storage facilities to promote a sustainable energy future.
Founded -Boulder, United States$328Mlast round May 2026 - 24
Gore Street Energy Storage FundGore Street Energy Storage Fund is an entity authorised and regulated by the Financial Conduct Authority that provides investment services.Gore Street Energy Storage Fund is an entity authorised and regulated by the Financial Conduct Authority that provides investment services.
Founded -London, United Kingdom$324Mlast round Nov 2024 - 25
Cero GenerationCero Generation is a solar energy company that develops solar energy and energy storage solutions.Cero Generation is a solar energy company that develops solar energy and energy storage solutions.
Founded 2021London, United Kingdom$312Mlast round Jul 2025 - 26
EnerVenueEnerVenue is an energy storage infrastructure company based in Fremont, California, founded in 2020.EnerVenue is an energy storage infrastructure company based in Fremont, California, founded in 2020.
Founded 2020Fremont, United States$312Mlast round Mar 2026 - 27
NostromoNostromo Energy designed a water-based energy storage system that is challenging the current BTM energy storage landscape.Nostromo Energy designed a water-based energy storage system that is challenging the current BTM energy storage landscape.
Founded 2017-$306Mlast round Dec 2024 - 28
QuantumScapeQuantumScape develops solid-state lithium-metal batteries for electric vehicles and other energy storage applications.QuantumScape develops solid-state lithium-metal batteries for electric vehicles and other energy storage applications.
Founded 2010San Jose, United States$300Mlast round Aug 2023 - 29
Strata Clean EnergyStrata Clean Energy is a solar storage developer.Strata Clean Energy is a solar storage developer.
Founded 2008Durham, United States$300Mlast round Nov 2023 - 30
Summit Ridge EnergySummit Ridge Energy offers solar, battery storage project acquisition, project development, construction, land and rooftop leasing services.Summit Ridge Energy offers solar, battery storage project acquisition, project development, construction, land and rooftop leasing services.
Founded -Arlington, United States$290Mlast round Jan 2026 - 31
ABO EnergyABO Energy develops wind and solar energy projects, battery storage, and green hydrogen systems.ABO Energy develops wind and solar energy projects, battery storage, and green hydrogen systems.
Founded -Wiesbaden, Germany$279Mlast round Aug 2025 - 32
Skeleton TechnologiesSkeleton Technologies is a global leader in cleantech and the largest manufacturer of advanced energy storage solutions, focusing on ultracapacitors and high-poSkeleton Technologies is a global leader in cleantech and the largest manufacturer of advanced energy storage solutions, focusing on ultracapacitors and high-po
Founded 2009Tallinn, Estonia$274Mlast round Oct 2026 - 33
esVoltaesVolta develops, owns and operates utility-scale energy storage projects.esVolta develops, owns and operates utility-scale energy storage projects.
Founded 2017Newport Beach, United States$250Mlast round Jun 2026 - 34
BlueWaveBlueWave's vision is to protect our planet by transforming access to renewable energy.BlueWave's vision is to protect our planet by transforming access to renewable energy.
Founded 2010Boston, United States$247Mlast round Sept 2025 - 35
Constantine Energy StorageConstantine Energy Storage is an energy storage company that provides energy management and renewable energy services.Constantine Energy Storage is an energy storage company that provides energy management and renewable energy services.
Founded 2021Godalming, United Kingdom$234Mlast round Mar 2025 - 36
Nexus Renewable PowerNexus develops, finances, and operates solar and energy storage assets.Nexus develops, finances, and operates solar and energy storage assets.
Founded -Plano, United States$220Mlast round Sept 2025 - 37
Flexion EnergyFlexion Energy is a modern utility and energy storage infrastructure specialist, which is bridging the gap between development and finance.Flexion Energy is a modern utility and energy storage infrastructure specialist, which is bridging the gap between development and finance.
Founded 2014London, United Kingdom$207Mlast round Jul 2021 - 38
Powin EnergyPowin Energy is a manufacturer and developer of energy storage technology for transportation and portable power applications.Powin Energy is a manufacturer and developer of energy storage technology for transportation and portable power applications.
Founded 2010Tualatin, United States$200Mlast round Oct 2024 - 39
Aquion EnergyAquion Energy is a company that manufactures sodium ion batteries and energy storage systems.Aquion Energy is a company that manufactures sodium ion batteries and energy storage systems.
Founded 2007United States$186Mlast round Sept 2014 - 40
SolarReserveSolarReserve, a venture-backed renewable energy company, focuses on advanced solar thermal storage technology.SolarReserve, a venture-backed renewable energy company, focuses on advanced solar thermal storage technology.
Founded 2007Santa Monica, United States$182Mlast round Oct 2011 - 41
Highview PowerHighview Power is a renewable energy company that develops liquid-air energy storage solutions for grid applications.Highview Power is a renewable energy company that develops liquid-air energy storage solutions for grid applications.
Founded 2005London, United Kingdom$171Mlast round Nov 2025 - 42
Plus PowerPlus Power specializes in creating battery energy storage systems that enhance the efficiency and reliability of the electrical grid.Plus Power specializes in creating battery energy storage systems that enhance the efficiency and reliability of the electrical grid.
Founded 2018Houston, United States$160Mlast round Nov 2025 - 43
sonnenSonnen is a pioneer for intelligent lithium based energy storage.Sonnen is a pioneer for intelligent lithium based energy storage.
Founded 2010Wildpoldsried, Germany$155Mlast round May 2018 - 44
NyoboltNyobolt is an energy storage technology company based in Cambridge, UK, founded in 2019.Nyobolt is an energy storage technology company based in Cambridge, UK, founded in 2019.
Founded 2019Impington, United Kingdom$155Mlast round Aug 2026 - 45
Pathway PowerPathway Power is a utility-scale solar and battery storage developer building a renewable energy value chain.Pathway Power is a utility-scale solar and battery storage developer building a renewable energy value chain.
Founded 2022San Diego, United States$150Mlast round Jun 2026 - 46
Energy VaultEnergy Vault offers a utility-scale, gravity-based storage solution for renewable energy.Energy Vault offers a utility-scale, gravity-based storage solution for renewable energy.
Founded 2018Lugano, Switzerland$150Mlast round Sept 2026 - 47
Primus PowerPrimus Power manufactures big batteries for the Smart Grid and scalable energy storage in a Zinc Bromine flow battery.Primus Power manufactures big batteries for the Smart Grid and scalable energy storage in a Zinc Bromine flow battery.
Founded 2009Hayward, United States$139Mlast round Mar 2017 - 48
Ice EnergyIce Energy is a clean energy technology company based in Santa Barbara, California, with a distribution center in Costa Mesa.Ice Energy is a clean energy technology company based in Santa Barbara, California, with a distribution center in Costa Mesa.
Founded 2003Costa Mesa, United States$132Mlast round Jun 2018 - 49
Hecate GridHecate Grid is an independent power producer (IPP) that develops, owns, and operates standalone storage projects.Hecate Grid is an independent power producer (IPP) that develops, owns, and operates standalone storage projects.
Founded 2018Chicago, United States$125Mlast round Jun 2024 - 50GaelectricGaelectric is a renewable energy development and operations company focusing on the wind energy and energy storage sectors.
Gaelectric is a renewable energy development and operations company focusing on the wind energy and energy storage sectors.
Founded 2004Ireland$116Mlast round Nov 2013
Boise, United States
Melbourne, Australia
Madrid, Spain
Edinburgh, United Kingdom
Prague, Romania
Amstelveen, Netherlands
Stockholm, Sweden
Sofia, Bulgaria
India
Wiesbaden, Germany
Tallinn, Estonia
Lugano, Switzerland
IrelandCompanies whose own description names this theme, ranked by the total they have raised in rounds we hold. Nobody pays to be on a list.
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