Top list · Worldwide
Grid energy storage startups worldwide
37 grid energy storage startups worldwide have raised money in rounds we track. These are the 37 that have raised the most, $1.6B between them, with the United States the most common home.
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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 - 2
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 - 3
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 - 4
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 - 5
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 - 6
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 - 7
24M Technologies24M Technologies develops energy storage systems for grid and transportation applications.24M Technologies develops energy storage systems for grid and transportation applications.
Founded 2010Cambridge, United States$103Mlast round Sept 2024 - 8
Baltic Storage PlatformBaltic Storage Platform is a cutting-edge battery park comple designed to enhance energy independence and stabilize the power grid.Baltic Storage Platform is a cutting-edge battery park comple designed to enhance energy independence and stabilize the power grid.
Founded -Valjala, Estonia$99Mlast round Oct 2025 - 9
AtlanteAtlante is a developer of an electric vehicle charging network that is 100% grid-integrated and powered by renewables and energy storage.Atlante is a developer of an electric vehicle charging network that is 100% grid-integrated and powered by renewables and energy storage.
Founded 2021Milano, Italy$50Mlast round Sept 2023 - 10
TavionTavion is a developer of battery energy storage systems (BESS) focused on enhancing Europe’s renewable energy transition.Tavion is a developer of battery energy storage systems (BESS) focused on enhancing Europe’s renewable energy transition.
Founded -Stockholm, Sweden$47Mlast round Sept 2026 - 11EnerVaultEnerVault provides energy storage solutions for renewable energy, utility, grid, commercial and industrial applications.
EnerVault provides energy storage solutions for renewable energy, utility, grid, commercial and industrial applications.
Founded 2008Sunnyvale, United States$26Mlast round Feb 2012 - 12
Decade EnergyDecade Energy develops energy storage, charging, and software solutions that secures power for electric fleets at the lowest possible cost.Decade Energy develops energy storage, charging, and software solutions that secures power for electric fleets at the lowest possible cost.
Founded 2024Paris, France$26Mlast round Apr 2026 - 13
Grid Connected InfrastructureGCI is a well-funded utility scale energy storage development firm managed by experienced project developers.GCI is a well-funded utility scale energy storage development firm managed by experienced project developers.
Founded 2022Davidson, United States$23Mlast round Jun 2023 - 14
AmbriAmbri is an American startup focused on long-duration grid-scale energy storage using its proprietary Liquid MetalTM battery technology.Ambri is an American startup focused on long-duration grid-scale energy storage using its proprietary Liquid MetalTM battery technology.
Founded 2010Marlborough, United States$11Mlast round Aug 2024 - 15
Eddy GridEddy Grid is a Dutch energy technology startup based in Utrecht, founded in 2023.Eddy Grid is a Dutch energy technology startup based in Utrecht, founded in 2023.
Founded 2023Utrecht, Netherlands$11Mlast round May 2026 - 16
Quidnet EnergyQuidnet Energy is an energy storage company based in Houston, Texas, focused on developing Geomechanical Energy Storage (GES) technology.Quidnet Energy is an energy storage company based in Houston, Texas, focused on developing Geomechanical Energy Storage (GES) technology.
Founded 2013Houston, United States$10Mlast round Nov 2022 - 17
Earl EnergyEarl Energy designs, builds, installs, and services off-grid power generation energy management and energy storage solutions.Earl Energy designs, builds, installs, and services off-grid power generation energy management and energy storage solutions.
Founded 2009Virginia Beach, United States$8.7Mlast round May 2014 - 18
Inlyte EnergyInlyte Energy is a company that creates grid storage batteries.Inlyte Energy is a company that creates grid storage batteries.
Founded 2021Berkeley, United States$8.0Mlast round Sept 2025 - 19
PowerlinePowerline is a climate-tech company based in Palo Alto, California, focused on transforming the global electricity grid.Powerline is a climate-tech company based in Palo Alto, California, focused on transforming the global electricity grid.
Founded 2021San Jose, United States$7.0Mlast round Feb 2026 - 20
QneticQnetic is a renewable energy startup based in New York, founded in 2021.Qnetic is a renewable energy startup based in New York, founded in 2021.
Founded 2021New York, United States$5.1Mlast round Jul 2026 - 21
Piq EnergyPiq Energy is a San Francisco-based company founded in 2023 that specializes in software for automating grid studies and interconnection analysis.Piq Energy is a San Francisco-based company founded in 2023 that specializes in software for automating grid studies and interconnection analysis.
Founded 2023San Francisco, United States$5.0Mlast round Jul 2026 - 22
RebabaBuilding second life battery energy storage systems for a greener grid.Building second life battery energy storage systems for a greener grid.
Founded 2023Stockholm, Sweden$4.6Mlast round Sept 2026 - 23
VChargeVCharge builds software to control electric loads with storage that respond intelligently to changing grid and market conditions.VCharge builds software to control electric loads with storage that respond intelligently to changing grid and market conditions.
Founded 2009United States$4.4Mlast round Oct 2013 - 24
React NetworkReact Network aims to modernize the national power grid by creating a community owned network connecting energy storage assets.React Network aims to modernize the national power grid by creating a community owned network connecting energy storage assets.
Founded -Austin, United States$4.2Mlast round Nov 2022 - 25
AllyeAllye is a London-based energy storage company that specializes in distributed battery storage and energy management solutions.Allye is a London-based energy storage company that specializes in distributed battery storage and energy management solutions.
Founded 2023London, United Kingdom$2.5Mlast round Mar 2026 - 26
Alpha GridAlpha Grid is a software development company based in Palo Alto, California, founded in 2020.Alpha Grid is a software development company based in Palo Alto, California, founded in 2020.
Founded 2022Palo Alto, United States$2.5Mlast round Jul 2023 - 27
Off Grid EnergyOff Grid Energy is a manufacturer of energy storage solutions.Off Grid Energy is a manufacturer of energy storage solutions.
Founded 2012United Kingdom$1.8Mlast round May 2021 - 28
ZymplerZympler is a Dutch B2B energy software startup based in Utrecht, founded in 2023.Zympler is a Dutch B2B energy software startup based in Utrecht, founded in 2023.
Founded 2023Utrecht, Netherlands$1.8Mlast round Sept 2025 - 29
Corre EnergyCorre Energy develops, builds and operates grid-scale underground energy storage.Corre Energy develops, builds and operates grid-scale underground energy storage.
Founded 2018Groningen, Netherlands$1.5Mlast round Aug 2024 - 30
1Energy Systems1Energy Systems is a provider of software for grid-connected energy storage systems and other electric energy assets.1Energy Systems is a provider of software for grid-connected energy storage systems and other electric energy assets.
Founded 2010United States$1.4Mlast round Apr 2013 - 31
RewbiRewbi is a Renewable Energy Power Generation and storage firm using AI to optimize grid battery storage.Rewbi is a Renewable Energy Power Generation and storage firm using AI to optimize grid battery storage.
Founded -San Francisco, United States$500Klast round Sept 2024 - 32
Zinc8 Energy SolutionsZinc8 offers energy storage solution to utilities, commercial and industrial sectors, micro-grids, and renewable energy developers.Zinc8 offers energy storage solution to utilities, commercial and industrial sectors, micro-grids, and renewable energy developers.
Founded -Vancouver, Canada$500Klast round Jan 2023 - 33
SynchrostorSynchrostor is an engineering R&D business that provides long duration grid-scale energy storage technology services.Synchrostor is an engineering R&D business that provides long duration grid-scale energy storage technology services.
Founded 2017United Kingdom$333Klast round Oct 2025 - 34
Group1Group1 is an American company specializing in potassium-ion battery technology.Group1 is an American company specializing in potassium-ion battery technology.
Founded 2021Austin, United States$275Klast round Jan 2024 - 35Energy Surety PartnersEnergy Surety Partners (ESP) develops renewable energy projects with integrated energy storage, turnkey smart grid solutions and innovative financial programs t
Energy Surety Partners (ESP) develops renewable energy projects with integrated energy storage, turnkey smart grid solutions and innovative financial programs t
Founded 2013Phoenix, United States$100Klast round Feb 2015 - 36
TasmanIonTasmanIon is developing new aluminium-ion battery technologies suited for grid storage and portable applications.TasmanIon is developing new aluminium-ion battery technologies suited for grid storage and portable applications.
Founded -Kelburn, New Zealand$21Klast round Sept 2023 - 37
RevterraRevterra is a Houston-based sustainable energy company founded in 2017.Revterra is a Houston-based sustainable energy company founded in 2017.
Founded 2017Houston, United States$20Klast round Oct 2022
Amsterdam, Netherlands
London, United Kingdom
Houston, United States
Valjala, Estonia
Milano, Italy
Stockholm, Sweden
Paris, France
Vancouver, Canada
Kelburn, New ZealandCompanies 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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