Top Energy Storage Startups in United States (2025 Update)
Explore the best Energy Storage companies in United States. Discover high-growth startups and investment opportunities in our 2025 updated list.
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Explore Top Energy Storage Startups in United States featuring 548 Companies
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Watts Battery Corp. | - | Smart Energy Management System; Powerbank for Home and Travel | First all-in-one home energy trading platform, enabled by seamless lego-like pow... | - |
United States
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Santa Clara | United States (HQ) + 1 | 2016 | Energy, Renewable Energy +1 | [email protected] |
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591 (-23%) | 5 years ago | Debt Financing | 7 | 3.5M | 573 | 4 4nf pzn | |
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Bluedot | - | Bluedot makes EV charging payment easier and simplifies expense management for d... | We started Bluedot in 2021 with the belief that electric vehicles can help to tr... | - |
United States
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Palo Alto | United States (HQ) | 2021 | Energy, Transportation +2 | [email protected] |
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5.6K | 1 year ago | Seed | 7 | 7.0M | 8463 | 1 year ago | |
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Terawatt | - | Power your EV fleet with the nation’s most reliable and convenient network of ch... | Terawatt provides convenient, reliable charging infrastructure that keeps your f... | - |
United States
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San Francisco | United States (HQ) | 2018 | Energy, Industrial +2 | [email protected] |
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82
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14.4K (78%) | 1 year ago | Grant | 3 | 1.2B | 9078 | 7 months ago | |
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Riemann Computing | - | We build paradigm shifts in computing, society, and space. | Riemann Computing Inc., (which has also been known as the Stark Drones Corporati... | - |
United States
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Sterling Heights | United States (HQ) + 3 | 2018 | Blockchain, Energy +3 | - |
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298 (-100%) | 1 year ago | Non Equity Assistance | 3 | 211.0K | 618 | 4 months ago | |
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Revel | - | Making every day electric. | Revel's mission is to accelerate EV adoption by providing the infrastructure and... | - |
United States
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Brooklyn | United States (HQ) | 2018 | Platforms, Transportation +2 | [email protected] |
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269
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42.5K (4%) | 2 years ago | Debt Financing | 4 | 214.0M | 30547 | 5 months ago | |
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Xtreme Power Conversion C... | - | Protect your Business. | Xtreme Power, a global provider of power quality solutions, is dedicated to prov... | - |
United States
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Denver | United States (HQ) | 1992 | Energy, Energy Efficiency +1 | - |
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5.6K (33%) | 11 years ago | Debt Financing | 8 | 71.8M | 1940 | 7 months ago | |
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Liminal | - | The future of battery insights starts here. | Liminal is a battery manufacturing intelligence company that leverages the power... | - |
United States
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Emeryville | United States (HQ) | 2015 | Analytics, Information Technology +3 | [email protected] |
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63
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1.4K (-36%) | 2 years ago | Series A | 6 | 31.0M | 5370 | 7 months ago | |
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Element 16 Technologies | - | Element 16 improves energy efficiency at industrial processing facilities with h... | Element 16 Technologies is a team of experienced engineers focused on powering a... | - |
United States
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Los Angeles | United States (HQ) | 2016 | Energy, Manufacturing +4 | [email protected] |
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5
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208 (-100%) | 3 years ago | Grant | 7 | 7.7M | 215 | 10 eJ9 3Fz | |
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FreeWire Technologies | - | Electrification Beyond the Grid™ | FreeWire is an industry leader in battery-integrated ultrafast electric vehicle... | - |
United States
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Newark | United States (HQ) + 2 | 2014 | Energy, Renewable Energy +2 | [email protected] |
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91
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9.0K (-9%) | 1 year ago | Series Unknown | 15 | 259.4M | 24354 | 1 year ago | |
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Volexion | - | Drop-In Graphene Coating for Lithium Battery Cathode Materials | Drop-in graphene encapsulation technology for commercial Li-ion cathode material... | - |
United States
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Evanston | United States (HQ) | 2018 | Manufacturing, Energy Storage | [email protected] |
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593 (-51%) | 2 years ago | Series Unknown | 5 | 3.3M | 1199 | 5 months ago | |
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Hygge Power | - | Everyone safely powered -> Finally the right insight for energy customers with p... |
Hygge Power: Own Your Power CO-Z: Everyone Powered See https://www.linkedin.com... |
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United States
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Boulder | United States (HQ) | 2017 | Consumer Electronics, Energy Efficiency +1 | [email protected] |
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704 | 4 years ago | Seed | 7 | 2.5M | 748 | 1 year ago | |
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Rebound Technologies Inc. | - | The world has changed. Let's change the way we cool it. |
Rebound has developed a freeze point suppression cycle that offers a 3-in-1 sol... |
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United States
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Denver | United States (HQ) | 2012 | Energy, Renewable Energy +1 | [email protected] |
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286 (-100%) | 1 year ago | Series A | 13 | 17.7M | 1081 | 5 months ago | |
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Spear Power Systems | - | “Safe. Agile. Intelligent.” | Spear Power Systems designs and manufactures advanced lithium-ion energy storage... | - |
United States
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Grandview | United States (HQ) | 2013 | Energy, Manufacturing +2 | [email protected] |
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1.8K (20%) | 5 years ago | Series B | 1 | 14.6M | 3265 | 3 years ago | |
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Lynkwell | - | The next generation of electric vehicle charging networks | Lynkwell is an innovative energy technology company with a mission to transform... | - |
United States
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Albany | United States (HQ) | 2016 | Renewable Energy, Energy Storage | - |
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2.3K (-43%) | 2 years ago | Private Equity | 1 | 30.0M | 4934 | 4 months ago | |
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Blue Line Battery | - | Engineering and manufacturing Lithium-ion power systems that eliminate the heada... | Blue Line Battery develops intelligent Lithium-ion power systems that are more e... | - |
United States
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Whitewater | United States (HQ) | 2015 | Manufacturing, Energy Efficiency +1 | [email protected] |
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1.5K (-17%) | 3 years ago | Seed | 5 | 5.1M | 1326 | 5 months ago | |
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Fourth Power | - | Energy Storage that Grows with the Grid | Fourth Power is a thermal battery energy storage company. Our technology makes r... | - |
United States
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Cambridge | United States (HQ) | 2021 | Energy, Renewable Energy +1 | [email protected] |
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18
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754 (-100%) | 1 year ago | Series A | 1 | 19.0M | 1620 | 5 months ago | |
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UNIGRID Battery | - | Developing safe, sustainable, and affordable sodium batteries for stationary and... | At UNIGRID, we are developing advanced sodium batteries that are safe, sustainab... | - |
United States
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San Diego | United States (HQ) | 2021 | Sustainability, Energy Storage | [email protected] |
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7
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2.9K (45%) | 11 months ago | Series A | 3 | 12.3M | 2274 | 4 months ago | |
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WiBotic | - | Powering the world of automation | WiBotic develops wireless charging hardware and fleet energy management software... | - |
United States
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Seattle | United States (HQ) | 2015 | Hardware, IT +3 | [email protected] |
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2.6K (86%) | 4 years ago | Series A | 2 | 8.2M | 3673 | 6 months ago | |
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Ample | - | Electric Cars for Everyone. | We aim to solve the energy delivery challenge for electric transportation by uti... | - |
United States
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San Francisco | United States (HQ) | 2014 | Energy, Robotics +3 | [email protected] |
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211
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16.8K (29%) | 2 years ago | Grant | 5 | 290.7M | 17159 | 6 months ago | |
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Axiom Exergy | - | Using AI to transform the world’s cooling systems into intelligent, flexible, an... | Axiom Exergy provides active power management services for portfolios of buildin... | - |
United States
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Richmond | United States (HQ) | 2014 | Energy, Industrial +1 | [email protected] |
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515 | 4 years ago | Seed | 4 | 10.1M | 1253 | 4 years ago | |
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Elevate Renewables | - | Elevate is a national renewable energy development company focused on the deploy... | Elevate is a national renewable energy development company focused on the strate... | - |
United States
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Boston | United States (HQ) | 2022 | Renewable Energy, Energy Storage | [email protected] |
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809 (-26%) | 2 years ago | Private Equity | 1 | 150.0M | 2273 | 5 months ago | |
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WATTMORE | - | WATTMORE is committed to a 100% renewable energy future with game changing AI-dr... | WATTMORE is building a software infrastructure which seamlessly integrates and m... | - |
United States
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Denver | United States (HQ) | 2017 | Energy, Renewable Energy +2 | [email protected] |
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9
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276 | 3 years ago | Series A | 4 | 4.0M | 2220 | 5 months ago | |
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Eos Energy Enterprises, I... | - | Eos is accelerating the shift to American energy independence with positively in... | Since our founding in 2008, Eos Energy Enterprises has been on a mission to acce... | - |
United States
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Edison | United States (HQ) | 2008 | Energy, Energy Storage | [email protected] |
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304
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885 (-100%) | 11 months ago | Post Ipo Debt | 15 | 1.3B | 16302 | 5 months ago | |
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Encorp | - | Encorp is a top 5-ranked global energy technology firm providing products and se... | Encorp is a top-five-ranked global energy technology firm providing products and... | - |
United States
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Fort Collins | United States (HQ) + 4 | 1992 | Hardware, Renewable Energy +1 | [email protected] |
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44
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646 (-23%) | 23 years ago | Series D | 2 | 41.4M | 1322 | 7 months ago | |
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Our Next Energy (ONE) | - | Iron. What's next in electric. | Our Next Energy (ONE) is paving the way for an electric future, innovating energ... | - |
United States
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Novi | United States (HQ) + 3 | 2020 | Energy, Renewable Energy +1 | - |
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256
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22.4K (115%) | 2 years ago | Series B | 3 | 390.0M | 35799 | 1 year ago | |
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FlexGen | - | Leading Energy Storage Technology Solutions | FlexGen delivers the best integrated energy storage systems by taking a function... | - |
United States
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Durham | United States (HQ) + 1 | 2009 | Energy, Renewable Energy +2 | [email protected] |
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217
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2.5K (-36%) | 2 years ago | Series C | 4 | 282.5M | 19344 | 5 months ago | |
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International Battery Com... | - | High-Performance Lithium-Ion Cells | International Battery Company (IBC) is a full-service lithium-ion product compan... | - |
United States
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Milpitas | United States (HQ) | 2022 | Energy Storage | [email protected] |
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17
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2.0K (82%) | 1 year ago | Seed | 1 | 35.0M | 2335 | 5 months ago | |
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Aspinity, Inc. | - | Power-Intelligent Always-on Sensing | Aspinity is revolutionizing the design of battery-operated, always-on sensing de... | - |
United States
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Pittsburgh | United States (HQ) | 2015 | Industrial, Semiconductor +1 | [email protected] |
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27
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2.6K (100%) | 1 year ago | Series Unknown | 6 | 16.5M | 2031 | 5 months ago | |
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Queues | - | What's The Wait? | At Queues, we transform large venues and stadiums with our cutting-edge AI-power... | - |
United States
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Atlanta | United States (HQ) | 2018 | AI, Analytics +5 | [email protected] |
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4
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634 (-100%) | 2 years ago | Seed | 1 | 1.2M | 506 | 5 months ago | |
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Ion Storage Systems | - | Better Batteries No Compromise | Ion Storage Systems creates batteries that are safer, lighter, and enable form f... | - |
United States
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Beltsville | United States (HQ) | 2019 | Consumer Electronics, Energy +5 | [email protected] |
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70
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2.7K (-23%) | 11 months ago | Grant | 9 | 72.7M | 10359 | 6 months ago | |
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Glimpse | - | Enabling battery quality at scale | Enabling battery quality at scale | - |
United States
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Somerville | United States (HQ) | 2023 | Energy Storage | [email protected] |
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17
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2.0K (67%) | 1 year ago | Seed | 1 | 4.0M | 2877 | 5 months ago | |
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Geminus | - | AI for the real-time optimization of equipment and systems. AI for the energy t... | Geminus is an industrial AI optimization platform challenging the AI status quo.... | - |
United States
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Cambridge | United States (HQ) + 1 | 2018 | AI, Renewable Energy +6 | [email protected] |
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33
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1.6K (-43%) | 1 year ago | Series A | 4 | 22.9M | 2155 | 5 months ago | |
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Celadyne Technologies | - | Advanced materials to simplify fuel cells and electrolyzers | Building hydrogen for industrial decarbonization with durable and efficient fuel... | - |
United States
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Lemont | United States (HQ) | 2018 | Industrial, Energy Storage | - |
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15
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1.8K (114%) | 1 year ago | Seed | 4 | 5.1M | 1388 | 5 months ago | |
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Noon Energy | - | Compact long-duration energy storage, inspired by nature. | Noon Energy’s vision is a fully-renewable future with energy storage inspired by... | - |
United States
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Mountain View | United States (HQ) | 2018 | Energy, Renewable Energy +1 | - |
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57
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2.8K (-18%) | 2 years ago | Series A | 4 | 31.2M | 3778 | 5 months ago | |
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Ascend Elements | - | Sustainable engineered battery materials for the road to net zero. EV battery re... | Based in Westborough, Mass., Ascend Elements is a leading provider of sustainabl... | - |
United States
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Westborough | United States (HQ) + 1 | 2015 | Manufacturing, Sustainability +1 | [email protected] |
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248
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11.6K (-27%) | 1 year ago | Series D | 14 | 1.7B | 28931 | 5 months ago | |
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Powermers Smart Industrie... | - | Mobility meets modern | Powermers Smart Industries, Inc. (PSI) is a category-creator that is establishin... | - |
United States
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New York | United States (HQ) + 1 | 2022 | Manufacturing, Renewable Energy +1 | [email protected] |
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14
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170 (-100%) | 9 years ago | Series B | 2 | 4.0M | 65 | 1 year ago | |
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SiLi-ion Inc. | - | Materials for immediate improvement of li-ion battery performance | SiLi-ion is a working on a silicon-carbon material that radically improves the e... | - |
United States
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Riverside | United States (HQ) | 2019 | Manufacturing, Energy Storage | [email protected] |
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3
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960 | 1 year ago | Grant | 3 | 200.0K | 221 | 1 year ago | |
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A123 Systems | - | Worldwide leader in complete lithium-ion energy storage solutions | A123 Systems, LLC develops and manufactures advanced Nanophosphate® lithium iron... | - |
United States
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Novi | United States (HQ) | 2001 | Energy, Manufacturing +3 | - |
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586
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4.0K (14%) | 12 years ago | Post Ipo Equity | 10 | 507.9M | 19871 | 6 months ago | |
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Evolectric - CircularEV™... | - | Accelerating Fleet Electrification with our CircularEV™ solutions! info@evolect... | Evolectric’s offerings encompass purpose-built vehicle and battery solutions tha... | - |
United States
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Long Beach | United States (HQ) | 2019 | Logistics, Energy Storage | - |
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22
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95 (-100%) | 1 year ago | Series Unknown | 4 | 15.0M | 4654 | 5 months ago | |
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Element Energy | - | Element is creating the future of battery management. We make batteries safer, l... | Element Energy is an advanced battery management technology company founded in 2... | - |
United States
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Menlo Park | United States (HQ) | 2019 | Energy Storage | [email protected] |
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66
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3.6K (-77%) | 1 year ago | Series B | 4 | 146.9M | 2581 | 5 months ago |