New York is at the forefront of the energy storage industry, an essential component in the shift towards sustainable energy solutions. The sector is primarily focused on developing innovative technologies that efficiently store energy, particularly from renewable sources like solar and wind. Companies in this field include battery manufacturers, clean energy developers, and energy management firms. As the demand for sustainable energy grows, investments in energy storage technologies are projected to significantly increase, driven by the need for grid stability and reliability. This evolution not only promotes cleaner energy but also paves the way for smart energy management solutions.

This list features remarkable energy storage companies based in New York, ranging from startups to established firms. The companies vary in size from small operations with fewer than 50 employees to larger organizations employing hundreds. Founded between 2007 and 2022, these firms specialize in energy storage solutions, electric vehicle charging, and renewable energy projects. They are located in major areas like New York City, Buffalo, and Albany, each contributing uniquely to the state’s clean energy transition efforts, demonstrating their commitment to sustainable innovation.

Read on to explore the top energy storage companies in New York.

Top 23 Energy Storage Companies in New York

1. Convergent Energy and Power

• Website: convergentep.com
• Ownership type: Private Equity
• Headquarters: New York, New York, United States (USA)
• Employee distribution: United States (USA) 97%, Canada 2%, Other 1%
• Latest funding: Other (Debt), $584.5M, January 2025
• Founded year: 2011
• Headcount: 51-200
• LinkedIn: convergent-energy-power

Convergent Energy and Power, based in New York City, specializes in energy storage and renewable energy solutions. Since its inception in 2011, the company has focused on helping industrial facilities, utilities, and project developers reduce electricity costs and enhance sustainability. With over $1 billion invested in energy storage and solar systems across North America, Convergent plays a vital role in the transition to clean energy. They manage all aspects of on-site renewable energy development and operations, significantly lowering electricity bills for their clients. Their innovative PEAK IQ® energy storage intelligence system collects and analyzes vast amounts of data to optimize energy storage performance. Convergent has also secured substantial funding, including a recent $584.5 million investment, which supports their ongoing projects and initiatives in the energy sector.

2. NineDot Energy

• Website: nine.energy
• Ownership type: Private Equity
• Headquarters: Brooklyn, New York, United States (USA)
• Employee distribution: United States (USA) 100%
• Latest funding: Other (Debt), $65.0M, January 2025
• Founded year: 2015
• Headcount: 51-200
• LinkedIn: certainsolar

NineDot Energy, founded in 2015 and based in Brooklyn, New York, is a clean energy developer specializing in battery energy storage systems and electric vehicle charging solutions. The company aims to assist businesses and organizations in New York City and its surroundings in reducing energy costs and complying with emissions regulations. NineDot Energy is recognized for its community-scale battery energy storage systems, with projects located across the New York City metropolitan area, including the Bronx, Brooklyn, Queens, and Staten Island. Their initiatives not only support the integration of renewable energy into the grid but also contribute to a more resilient and sustainable energy future. Recently, NineDot secured $225 million in equity capital, which will help them expand their project pipeline and further their mission of enhancing the local power grid. Their projects are designed to address peak electricity demands and reduce reliance on fossil fuel-based power plants, aligning with New York State's ambitious clean energy goals.

3. Ioxus

• Website: ioxus.com
• Ownership type: Corporate
• Headquarters: Oneonta, New York, United States (USA)
• Employee distribution: United States (USA) 82%, China 18%
• Latest funding: May 2020
• Founded year: 2007
• Headcount: 51-200
• LinkedIn: ioxus-inc.

Ioxus, founded in 2007 and based in Oneonta, New York, is a manufacturing company that specializes in energy storage solutions, particularly ultracapacitors and power modules. With a workforce of approximately 28 employees, Ioxus serves a variety of sectors, including transportation, industrial, and energy. The company is recognized for its commitment to high-quality manufacturing processes, operating under ISO 9001:2015 certification. Ioxus offers a range of products, including cells, iMODs, X-Series modules, and smart modules, all designed to meet the demands of extreme applications. Their ultracapacitors are engineered to provide high power density and long life cycles, making them suitable for applications such as automotive start/stop systems, wind energy, and backup power solutions. Ioxus also provides OEM/ODM services and system sizing, showcasing their ability to tailor solutions to specific customer needs. The company has not reported any recent funding, indicating a stable operational status since its last funding round in May 2020.

4. Key Capture Energy

• Website: keycaptureenergy.com
• Ownership type: Venture Capital
• Headquarters: Albany, New York, United States (USA)
• Employee distribution: United States (USA) 100%
• Latest funding: January 2018
• Founded year: 2016
• Headcount: 11-50
• LinkedIn: key-capture-energy

Key Capture Energy is an independent power producer based in Albany, New York, specializing in the development, construction, and operation of large-scale battery storage systems. Since its inception in 2016, the company has focused on integrating renewable energy into the electric grid, providing essential solutions for utility companies and energy providers. With a portfolio that includes over 600 MW of battery storage projects in operation and under construction, and a development pipeline exceeding 9,000 MW, Key Capture Energy is committed to enhancing grid reliability and supporting the transition to clean energy. The company has also developed proprietary technology, such as the MarketCapture® platform, to optimize energy trading and maximize revenue. Their projects span across multiple states, including New York and Texas, reflecting their strategic approach to energy storage and grid management.

5. Viridi

• Website: viridiparente.com
• Ownership type: Corporate
• Headquarters: Buffalo, New York, United States (USA)
• Employee distribution: United States (USA) 98%, Other 2%
• Latest funding: Other (Grant), $9.3M, April 2025
• Founded year: 2012
• Headcount: 51-200
• LinkedIn: viridi-parente-inc

Viridi, based in Buffalo, New York, specializes in energy storage solutions, particularly focusing on fail-safe battery technology. Founded in 2012, the company has developed a range of products designed for various applications, including industrial, medical, commercial, municipal, and residential uses. Their systems are engineered to provide reliable power management and are compatible with renewable energy sources. Viridi emphasizes safety in its manufacturing processes, incorporating advanced thermal management systems to prevent thermal events. The company has recently secured $9.3 million in funding, which reflects its ongoing commitment to innovation and growth in the energy storage market. With a dedicated team of engineers, Viridi collaborates with clients to create custom solutions that meet specific energy needs, positioning itself as a significant player in the energy storage industry.

6. Novele

• Website: novele.com
• Ownership type: Venture Capital
• Headquarters: New York, New York, United States (USA)
• Employee distribution: United States (USA) 89%, Switzerland 11%
• Latest funding: Seed, November 2023
• Founded year: 2015
• Headcount: 11-50
• LinkedIn: novele

Novele is an energy technology company based in New York, founded in 2015. The firm specializes in innovative energy storage solutions, particularly through its flagship product, the EnergyBoard. This scalable battery system is designed to help businesses optimize their energy management and ensure reliable power supply. Novele's clientele spans various sectors, including real estate and healthcare, where energy efficiency and sustainability are increasingly prioritized. The company prides itself on its robust patent portfolio and a team of seasoned innovators with expertise in technology, finance, and real estate. Novele aims to redefine energy consumption and management, contributing to a cleaner and more sustainable future. Their focus on intelligent power solutions positions them well within the energy storage industry, making them a relevant player in the ongoing transition towards renewable energy.

7. Urban Electric Power

• Website: urbanelectricpower.com
• Ownership type: Venture Capital
• Headquarters: Pearl River, New York, United States (USA)
• Employee distribution: United States (USA) 100%
• Latest funding: Other (Grant), October 2021
• Founded year: 2014
• Headcount: 11-50
• LinkedIn: urban-electric-power

Urban Electric Power, founded in 2014 and based in Pearl River, New York, focuses on innovative energy storage solutions through its proprietary rechargeable alkaline battery technology. The company has developed products like the Ohm Pod and Ohm Commercial Rack, which are designed to meet the energy storage needs of residential, commercial, and utility customers. Their technology utilizes earth-abundant materials, such as zinc and manganese dioxide, which not only enhances energy density but also ensures safety and sustainability. Urban Electric Power aims to address pressing energy challenges, particularly in the context of climate change, by providing reliable and affordable energy storage options. Their involvement in initiatives like the Clean Power for Hours Challenge, where they were awarded for their rechargeable zinc-manganese dioxide battery system, further solidifies their position in the energy storage sector.

8. Orenda, Inc

• Website: orendapower.com
• Ownership type: Venture Capital
• Headquarters: Brooklyn, New York, United States (USA)
• Employee distribution: United States (USA) 95%, Canada 5%
• Latest funding: Seed, $499,000, November 2022
• Founded year: 2020
• Headcount: 11-50
• LinkedIn: orenda-energy

Orenda, Inc., based in Brooklyn, New York, is an emerging player in the energy storage sector, founded in 2020. The company specializes in developing energy storage solutions aimed at improving the resilience and sustainability of the energy grid in Downstate New York. With a dedicated team of industry veterans, Orenda focuses on standalone energy storage projects, offering services that include site diligence, project management, and engineering. They have a development pipeline of 2.7 GWh, indicating a robust commitment to expanding energy storage capacity. Orenda's business model also incorporates energy credits, allowing organizations to reduce costs while meeting their environmental, social, and governance (ESG) goals. The company has secured seed funding of approximately $499,319 as of November 2022, which supports their growth and project development efforts.

9. MN8 Energy

• Website: mn8energy.com
• Ownership type: Private
• Headquarters: New York, New York, United States (USA)
• Employee distribution: United States (USA) 66%, Spain 34%
• Latest funding: Other (Debt), $612.0M, February 2025
• Founded year: 2022
• Headcount: 201-500
• LinkedIn: ai-renewables-support-s-l

MN8 Energy, founded in 2022 and based in New York, is a private company that operates in the renewable energy sector. The firm specializes in solar energy solutions, energy storage, and electric vehicle charging infrastructure. With a workforce of approximately 396 employees, MN8 Energy has quickly established itself as a significant player in the industry. The company serves a variety of clients, including corporations, government entities, and educational institutions, assisting them in transitioning to cleaner energy sources and managing their energy consumption effectively. MN8 Energy has developed a portfolio of solar and storage projects totaling 3.1 GW across 875 project sites, with the potential to power around 800,000 homes and displace 2.5 million metric tons of carbon annually. Their recent funding of $612 million in February 2025 highlights their financial strength and commitment to expanding their operations in the renewable energy space.

10. Stark Tech

• Website: starktech.com
• Ownership type: Private
• Headquarters: Buffalo, New York, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 1989
• Headcount: 501-1000
• LinkedIn: stark-tech-group

Stark Tech, based in Buffalo, New York, is an energy management company founded in 1989. With a workforce of around 420 employees, the company focuses on delivering sustainable energy solutions and engineering services across various sectors, including education, healthcare, and industrial manufacturing. Stark Tech's portfolio includes energy efficiency services, clean energy initiatives, and maintenance solutions. Notably, they offer battery energy storage systems, which are crucial for enhancing energy resiliency and supporting renewable energy integration. Their commitment to decarbonization is evident in their engineering support for microgrid systems and renewable natural gas projects. Stark Tech aims to assist clients in achieving their sustainability goals through tailored energy solutions and advanced technology integration.

11. Madison Energy Infrastructure

• Website: madisonei.com
• Ownership type: Private Equity
• Headquarters: New York, New York, United States (USA)
• Employee distribution: United States (USA) 100%
• Latest funding: Other (Debt), $450.0M, November 2023
• Founded year: 2019
• Headcount: 51-200
• LinkedIn: madison-energy-investments

Madison Energy Infrastructure, founded in 2019 and based in New York, is a private equity-backed energy solutions provider. The company specializes in renewable energy projects, offering a range of services that include onsite and offsite clean energy solutions, energy storage, and electric vehicle charging infrastructure. Their clientele consists of businesses and organizations aiming to transition to sustainable energy, thereby reducing costs and minimizing environmental impact. Madison Energy Infrastructure has recently secured $450 million in funding, which underscores their active role in the energy sector and their commitment to expanding their offerings, particularly in energy storage. Their approach combines innovative strategies with practical solutions, making them a notable player in the energy storage industry.

12. Wright Energy Storage Technologies

• Website: wrightenergystorage.com
• Ownership type: Private
• Headquarters: New York, New York, United States (USA)
• Employee distribution: South Africa 69%, United States (USA) 31%
• Founded year: 2021
• Headcount: 11-50
• LinkedIn: wright-energy-storage-technologies

Wright Energy Storage Technologies, based in New York, New York, is a private technology manufacturer that specializes in advanced energy storage solutions utilizing hybrid supercapacitors. Founded in 2021, the company has quickly positioned itself as a player in the energy storage industry, focusing on providing reliable and long-lasting energy storage systems. Their products are designed for a variety of applications, including renewable energy systems and telecommunications, catering to businesses and organizations seeking efficient alternatives to traditional batteries. With a commitment to high-quality, scalable solutions, Wright Energy Storage Technologies operates globally, with a significant presence in South Africa and the United States. The company emphasizes the advantages of their hybrid supercapacitor technology, which includes lower lifetime costs, maintenance-free operation, and robust performance in extreme temperatures. Their mission aligns with the global shift towards renewable energy, aiming to support energy independence and sustainability.

13. Apex Solar Power & Roofing

• Website: apexsolarpower.com
• Ownership type: Private
• Headquarters: Queensbury, New York, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 2007
• Headcount: 51-200
• LinkedIn: apex-solar-power

Apex Solar Power & Roofing, also known as Apex Energy Tek, is a renewable energy company based in Queensbury, New York. Founded in 2007, the company has established itself as a provider of solar power solutions, electric vehicle charging stations, and battery backup systems. Apex Energy Tek serves both commercial and residential clients, aiming to reduce carbon footprints and energy costs through sustainable energy options. Their involvement in the energy storage sector is highlighted by their offerings of battery backup systems, which are essential for maintaining power during outages. As certified installers for notable brands like Tesla and Generac, they leverage advanced battery technology to ensure reliable energy solutions for their customers. Apex Energy Tek's commitment to innovation and customer service has positioned them as a trusted partner in the renewable energy industry.

14. Captona

• Website: captona.com
• Ownership type: Private
• Headquarters: New York, New York, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 2015
• Headcount: 11-50
• LinkedIn: captona-partners

Captona is an investment company based in New York, founded in 2015. It specializes in renewable energy and clean fuel projects across North America, with a strong emphasis on innovative power generation technologies. Their focus areas include solar, wind, biogas, hydrogen, and notably, energy storage. Captona has deployed over $2 billion in equity and debt capital to construct, acquire, and operate more than 30 infrastructure assets. They cater primarily to institutional investors seeking sustainable investment opportunities, contributing to the energy transition and decarbonization efforts. Captona's involvement in energy storage is highlighted by their acquisition of a minority stake in a substantial battery storage portfolio in Texas, showcasing their commitment to this sector.

15. REV Renewables

• Website: revrenewables.com
• Ownership type: Private
• Headquarters: New York, New York, United States (USA)
• Employee distribution: United States (USA) 81%, Canada 19%
• Founded year: 2021
• Headcount: 51-200
• LinkedIn: rev-renewables-llc

REV Renewables, founded in 2021 and based in New York, is a private company focused on renewable energy solutions, particularly in solar and wind generation, alongside energy storage. The company is part of LS Power, which has a long history in the power and energy infrastructure sectors. REV manages a significant portfolio of renewable energy projects, boasting an operating capacity of 2.8 GW, which includes one of the largest battery storage portfolios in California and the largest non-utility-owned pumped storage hydro portfolio in the United States. Their mission is to facilitate the transition to cleaner energy sources while ensuring affordability and reliability. REV engages with utilities, businesses, and communities, emphasizing a collaborative approach to project development and operation, which reflects their commitment to sustainability and community involvement.

16. Enernet Global

• Website: enernetglobal.com
• Ownership type: Venture Capital
• Headquarters: New York, New York, United States (USA)
• Latest funding: Series A, $8.0M, October 2020
• Founded year: 2015
• Headcount: 11-50
• LinkedIn: enernet-llc

Enernet Global, founded in 2015 and based in New York, is an energy service company that specializes in renewable energy solutions and microgrid development. The company focuses on providing fully-financed energy systems tailored to the needs of businesses and organizations, aiming to reduce energy costs while promoting sustainability. Enernet Global has a significant presence in various regions, including Australia, the Philippines, the Caribbean, and sub-Saharan Africa. They have secured $8 million in Series A funding as of October 2020, which supports their mission to decarbonize supply chains through the development, financing, and operation of microgrids. Their projects often incorporate battery storage, allowing for efficient energy management and cost savings. Enernet Global's commitment to integrating renewable generation with energy storage solutions positions them as a notable player in the energy storage industry.

17. MGN MicroGrid Networks LLC

• Website: mgn.energy
• Ownership type: Private
• Headquarters: New York, New York, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 2007
• Headcount: 11-50
• LinkedIn: mgn-microgrid-networks-llc

MGN MicroGrid Networks LLC, founded in 2007 and based in New York City, is an energy solutions provider that specializes in energy storage and generation technologies. The company develops integrated energy storage facilities and public electric vehicle (EV) chargers, primarily catering to local utilities and energy users in urban settings. MGN's operational facilities, such as the Grand Street Energy Storage System (ESS) and Rust Street ESS, are designed to alleviate transmission congestion and enhance the reliability of power supply. Their projects are strategically positioned to support the transition to renewable energy, addressing the unique challenges of one of the oldest and most congested power grids in the United States. MGN's management team comprises industry veterans with extensive experience in deploying advanced distributed generation assets, further solidifying their role in the energy sector.

18. C4v

• Website: c4v.us
• Ownership type: Private
• Headquarters: Vestal, New York, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 2012
• Headcount: 51-200
• LinkedIn: chargecccv

C4V, based in Vestal, New York, is a private company founded in 2012 that specializes in battery technology, particularly lithium-ion batteries and energy storage solutions. The company serves a variety of sectors, including electric vehicles, aviation, and energy, with a focus on sustainable practices and advanced manufacturing processes. C4V has developed notable technologies such as the LiSER (Lithium Slim Energy Reserve) platform, which allows for efficient battery pack design and integration. Their commitment to innovation is evident in their patented discoveries related to battery composition and manufacturing. C4V is also involved in the establishment of gigafactories, which are crucial for scaling production to meet the increasing demand for energy storage. The company prioritizes safety and environmental responsibility in its operations, aiming to create a positive impact on the ecosystem while addressing the challenges of energy storage.

19. Brookfield Renewable U.S.

• Website: brookfieldrenewableus.com
• Ownership type: Private Equity
• Headquarters: New York, New York, United States (USA)
• Employee distribution: United States (USA) 84%, Canada 15%
• Latest funding: April 2009
• Founded year: 1999
• Headcount: 501-1000
• LinkedIn: brookfield-renewable-u-s

Brookfield Renewable U.S. is a private equity firm based in New York City, specializing in renewable energy solutions. Founded in 1999, the company operates a substantial portfolio that includes hydropower, wind, solar, and energy storage facilities across 34 states, totaling approximately 7,830 megawatts of generating capacity. Brookfield Renewable U.S. serves commercial and industrial clients, offering tailored energy solutions that align with sustainability goals and help reduce carbon emissions. Their operational expertise extends to the development and management of renewable projects, ensuring high standards and competitive costs. The company also plays a crucial role in the energy market by producing renewable energy certificates, which support environmental initiatives. With a focus on innovation and community commitment, Brookfield Renewable U.S. is actively contributing to the transition towards a low-carbon future.

20. Hodson Energy

• Website: hodsonenergy.com
• Ownership type: Private
• Headquarters: New York, New York, United States (USA)
• Employee distribution: United States (USA) 86%, India 14%
• Founded year: 2020
• Headcount: 11-50
• LinkedIn: hodson-energy

Hodson Energy, founded in 2020 and based in New York, specializes in renewable energy development with a focus on utility-scale solar and energy storage projects. The company operates primarily in strategic markets across the United States, including regions governed by PJM, NYISO, MISO, and ERCOT. With a team that has a strong background in renewable energy finance, Hodson Energy has successfully developed a pipeline of approximately 3 GW of solar and energy storage projects. Their mission emphasizes a responsible clean energy transition, working closely with local stakeholders to foster economic growth in rural and agricultural communities. Recent projects include the approval of an 80-MW solar project in Virginia and a 39-MW solar project in Indiana, showcasing their active engagement in expanding renewable energy infrastructure.

21. Greenwood Sustainable Infrastructure

• Website: greenwoodinfra.com
• Ownership type: Private
• Headquarters: New York, New York, United States (USA)
• Employee distribution: Canada 55%, United States (USA) 40%, Panama 5%
• Latest funding: Other (Debt), $24.0M, September 2024
• Founded year: 2010
• Headcount: 11-50
• LinkedIn: greenwood-energy

Greenwood Sustainable Infrastructure (GSI) is a private renewable energy developer based in New York, specializing in solar energy and battery storage projects. Founded in 2010, GSI has developed approximately 388 MW DC across 71 renewable energy projects, many of which they continue to own and operate. The company is actively involved in the development, construction, and management of both distributed generation and utility-scale solar and battery storage projects throughout North America. Their project footprint spans 11 U.S. states and Alberta, Canada. GSI is currently working on a substantial pipeline of 2.3 gigawatts of solar and battery storage projects, with a strategic goal to reach 5 gigawatts by 2029. The company is a subsidiary of Libra Group, which provides a robust backing and enhances GSI's capabilities in financing and managing energy projects.

22. iM3NY

• Website: im3ny.com
• Ownership type: Corporate
• Headquarters: Endicott, New York, United States (USA)
• Employee distribution: United States (USA) 100%
• Latest funding: Other (Debt), $100.0M, April 2022
• Founded year: 2018
• Headcount: 51-200
• LinkedIn: im3ny

iM3NY, based in Endicott, New York, is an independent manufacturer of lithium-ion cells. Founded in 2018, the company has quickly established itself in the energy storage sector by focusing on innovative battery technologies. Their products cater to a variety of applications, including electric vehicles and stationary energy storage systems, which are essential for integrating renewable energy sources like solar and wind. iM3NY's gigafactory, which began production in 2022, is designed to produce high-quality battery cells with a commitment to sustainability and reduced carbon footprint. The company has secured significant funding, amounting to $100 million in 2022, to support its growth and expansion plans. iM3NY's technology is based on proprietary phosphate-based chemistry, which offers improved energy density compared to traditional lithium iron phosphate cells. This positions them well to serve both automotive manufacturers and renewable energy providers, making them a notable player in the energy storage industry.

23. Sunrise Power Solutions

• Website: sunrisepowersolutions.com
• Ownership type: Private Equity
• Headquarters: Hauppauge, New York, United States (USA)
• Employee distribution: United States (USA) 100%
• Latest funding: April 2023
• Founded year: 2007
• Headcount: 51-200
• LinkedIn: sunrise-power-solutions

Sunrise Power Solutions, based in Hauppauge, New York, is a clean energy contractor established in 2007. The company specializes in electrical and mechanical contracting, solar installations, and energy storage solutions. They serve a range of clients, including municipalities, educational institutions, and manufacturing sectors, focusing on innovative energy systems that aim to reduce costs and emissions. With a commitment to quality workmanship and sustainable practices, Sunrise Power Solutions has built a reputation for delivering effective energy solutions. Their involvement in energy storage is significant, as they provide energy storage systems (ESS) that help clients manage energy use more efficiently. This includes services from initial site surveys to ongoing maintenance, ensuring that their energy storage solutions are integrated seamlessly into existing infrastructures. The company is also recognized as a certified Women’s Business Enterprise, highlighting its commitment to supplier diversity.

Energy Storage Insights: Key Companies in New York

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