23 Energy Storage companies in United States

23 Energy Storage companies in United States with 36 founders and decision-makers, led by Louisville. 18 verified founder emails. Updated 2026-10-03.

Key findings

• FindMeMail tracks 23 Energy Storage companies in United States, with 36 founders and decision-makers listed.
• Louisville is the top city, with 3 of them (13%), followed by San Diego (2).
• The most common team size is 1-10 employees (74% of companies).
• 6 (26%) were founded in the last three years.
• 6 have a recorded funding round; the most common is Venture - Series Unknown (3).
• 11 companies (48%) have at least one verified founder email, 18 verified emails in total.

Breakdown

Top cities

• Louisville: 3 (13%)
• San Diego: 2 (9%)
• San Francisco: 2 (9%)
• New York: 1 (4%)
• Coconut Creek: 1 (4%)
• Seattle: 1 (4%)
• Fremont: 1 (4%)
• Oakland: 1 (4%)

Team size (employees)

• 1-10: 17 (74%)
• 11-50: 3 (13%)
• 501-1000: 1 (4%)
• 101-250: 1 (4%)
• 251-500: 1 (4%)

Latest funding round

• Venture - Series Unknown: 3 (13%)
• Seed: 2 (9%)
• Series A: 1 (4%)

Founded (last 10 years)

• 2019: 1 (4%)
• 2022: 1 (4%)
• 2024: 1 (4%)
• 2025: 5 (22%)

Recently added Energy Storage companies in United States

• Evolve Energy — San Francisco, United States: Evolve Energy is a EV charging platform providing smart, affordable, and reliable energy solutions for commercial properties.
• Teragen Energy — Southborough, United States: Teragen Energy develops regenerative fuel cell systems that provide both power generation and energy storage.
• Solar76 — Commerce, United States: Solar76 is a manufacturer and supplier of solar inverters.
• Engyx Digital Energy | RWAs — Delaware City, United States: Real-World Asset Tokenization for Renewable Energy, Carbon Credits, and Sustainable Infrastructure
• Phaseshift — Wake Forest, United States: Phaseshift is the agentic operations layer for energy and industrial infrastructure, enabling real-time OT/IT integration and AI-driven ops.
• Onsite Utility Services Capital — Delavan, United States: Onsite Utility Services Capital provides energy efficiency solutions for businesses, schools, facilities, and institutions.
• Efficiency Vermont — Burlington, United States: Efficiency Vermont helps Vermonters reduce energy costs and improve home comfort through rebates, services, and advice.
• US Solar Supplier — Louisville, United States: US Solar Supplier is a solar electric power generation company that offers inverter supply, solar panels, and engineered solutions.
• Lumion — New York, United States: Lumion is an AI-based energy storage company that provides energy management solutions to monitor and maximize revenue of energy storage.
• US-China Clean Energy Forum — Seattle, United States: US-China Clean Energy Forum serves as a platform for candid dialogue and development of programs to enhance clean energy cooperation.
• ChargeNet Stations — San Diego, United States: ChargeNet Stations specializes in the fields of SaaS, cleantech, electric vehicle supply equipment, and distributed energy resources.
• Blue Horizon Innovations — Coconut Creek, United States: Blue Horizon Innovations produces batteries for long shelf life, with rapid charge rates and reliable environment-friendly alternatives.
• Garden Answers — San Diego, United States: Garden Answers offers plant identification technology for mobile devices and expert advice from gardening experts.
• Renew Health — San Francisco, United States: Renew Health’s mission is to fundamentally transform how medications are managed in the health care system.
• Enovix — Fremont, United States: Enovix provides high-energy lithium-ion batteries for smartphones, wearables, IoT devices, laptops, tablets, industrial, medical, and electric vehicles.
• Eos — Edison, United States: Eos develops and manufactures clean energy storage solutions.
• Solid Power — Louisville, United States: Solid Power is a developer of all-solid-state battery cells that provide enhancements over traditional lithium-ion batteries.
• Advanced Energy Materials — Louisville, United States: Advanced Energy Materials is a manufacturer of nanomaterials.
• Natrion — Binghamton, United States: Natrion is commercializing a new plug-and-play solid-state electrolyte component called LISIC that can be rapidly implemented by battery manufacturers into exi…
• Elementium Materials — Katy, United States: Elementium Materials is an energy storage company that develops novel electrolyte formulations for advanced lithium-ion chemistries. Their technology improves…
• UtilityAPI — Oakland, United States: UtilityAPI is a service that automatically collects utility bill and usage data from utility web portals. UtilityAPI is a mission-driven software company that…
• 247Solar — Great Falls, United States: 247Solar offers a complete application of high-temperature, modular solar power with overnight storage for cleaner renewable electricity and industrial-grade h…
• Blip Energy — Chicago, United States: Blip is building a drop-in distributed energy resource to mitigate surging demand, optimize user costs and reduce utility operating costs.

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Frequently asked questions

How many Energy Storage companies in United States are there?

FindMeMail currently lists 23 Energy Storage companies in United States with at least one founder or decision-maker identified. The count updates daily as new companies are added.

Where are most Energy Storage companies in United States based?

Louisville (3), San Diego (2), San Francisco (2).

How do I contact founders of Energy Storage companies in United States?

18 verified founder emails are available for these companies on FindMeMail. Create a free account to get 50 free reveals, then buy one-time credit packs from $12.

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Methodology: counts include companies in the FindMeMail database with at least one identified founder or decision-maker. Data refreshes automatically as new companies are added.