Energy Storage Startups

Advano manufactures silicon-based anode materials for lithium-ion batteries that improve energy density and reduce costs for electric vehicles. The company supplies engineered materials that integrate into existing battery designs.

8 investors

Prometheus Fuels develops systems that convert intermittent renewable energy into liquid fuels for remote electrification. The ULDES and Fuel Forge systems operate independently from the grid, storing energy as liquid fuels when renewable power is available.

6 investors

Posh builds rapidly deployable battery storage and on-site power generation systems for commercial, industrial, and data-center customers, paired with intelligent energy management software. The company serves businesses that require fast power deployment when grid infrastructure cannot keep pace with demand.

5 investors

inBalance uses machine learning to predict electricity prices, helping energy storage operators, EV charging networks, and similar businesses optimize revenue.

4 investors

Airthium manufactures high-temperature industrial heat pumps that reach up to 550°C and operate in hybrid mode, switching between electricity and gas to optimize cost and carbon emissions. The system is designed for industrial process heat applications requiring reliable 24/7 operation in the 150–550°C range.

3 investors

GBatteries develops intelligent battery management systems and high-energy-density batteries using artificial intelligence and electrochemistry, targeting electric mobility applications from land to air transport.

3 investors

Atmeto develops machine learning technology for clean energy generation, aiming to decouple carbon dioxide emissions from energy production.

2 investors

OneKey helps site developers and operators identify optimal locations for building electric vehicle charging stations based on profitability analysis.

2 investors

Phoenix Hydrogen operates a marketplace platform for buying and selling hydrogen as a commodity, targeting utilities and industrial customers in the emerging hydrogen infrastructure sector.

2 investors

Spark provides AI-powered permitting and zoning intelligence for renewable energy, battery storage, and data center developers to accelerate site selection and reduce development risk. The platform analyzes zoning ordinances, permitting requirements, and community sentiment across U.S. jurisdictions.

2 investors

Viridi manufactures lithium-ion energy storage systems designed for installation in occupied spaces and around critical equipment without requiring additional construction or grid upgrades. The company serves customers seeking compliant, scalable distributed energy storage solutions in the United States.

1 investor

PWR Matrix develops simplified power delivery architectures and semiconductor innovations to improve energy efficiency for advanced applications including AI infrastructure and electronics.

1 investor

Vista Power installs and manages battery energy storage and solar panels on commercial, industrial, and multifamily properties, with customers paying a portion of realized energy cost savings. The company handles design, installation, operations, and maintenance to help property owners reduce expenses and achieve energy resilience.

1 investor