All Industries

Top Energy Storage Companies

84 Energy Storage companies, sorted by total funding raised.

Astro Energy

Develops solar and battery storage projects in Texas, acquiring land and permitting to build util...

Düsseldorf, Germany1–10Clean Tech, Energy
Funding undisclosed
Capacitech Energy

Capacitech is a leader in high-power, space-efficient energy storage solutions. Our flexible Powe...

Orlando, United States1–10Sustainability, Clean Tech
Seed·$473K·Mar 2020
Higherwire

Your number one source for lithium battery sales and service

Phoenix, United States1–10Energy, Clean Tech
Grant·$268K·Jun 2024
Elysium Energy

AI-enabled platform that optimizes design, financing, and operations of distributed energy resour...

Aalborg, Denmark1–10Energy, Hydrogen
Safe·$250K·Jan 2025
Intelline

We make generators that use 40% less fuel, with any fuel.

Waterloo, Canada1–10Alternative Fuels, Climate Tech
Seed·$200K
Quantitas

We make utility-scale battery projects investable to provide flexibility for clean power.

Oslo, NorwayClimate Tech, Energy Storage
Pre-seed·$162K·Jun 2023
inBalanceAcquired

Electricity price forecasts for energy storage, ev charging, etc.

Cambridge, United States1–10Climate Tech, Energy Storage
Convertible·$57K·May 2022
Airthium

Decarbonized heat and power cheaper than fossil fuels

Paris, France11–50Climate Tech, Deep Tech
Series A·Mar 2024
Voya Energy

Metal fuels company pioneering a new class of carbon-free, energy-dense fuels made from recycled ...

Berkeley, United States1–10Clean Energy, Climate Tech
Seed·Nov 2025
Dragonfly EnergyIPO

Dragonfly Energy is an American lithium-ion battery manufacturer producing deep cycle LiFePO4 bat...

Reno, United States51–200Energy Storage, Manufacturing
Funding undisclosed
Connexx Systems

Developer of next-generation battery technologies and energy storage systems for stationary and i...

Kyoto, Japan11–50Energy Storage, Clean Tech
Venture Unknown·Mar 2023
Eniqo

The eniqo system consists of a combination of hardware and software that aims to efficiently mana...

Kiel, Germany11–50Energy, Clean Tech
Funding undisclosed
OneKeyClosed

Find the most profitable sites to build EV charging station

Paris, France1–10Electric Vehicles, Energy Storage
Funding undisclosed
GBatteries

Enabling li-ion batteries to charge ultra fast without compromising…

Ottawa, Canada11–50Climate Tech, Deep Tech
Funding undisclosed
Lunar Energy

Home solar and battery storage company offering modular 20 kWh battery systems with hybrid invert...

United StatesClean Energy, Energy Storage
Funding undisclosed
Rewbi

Rewbi uses AI to increase grid-connected battery storage revenue 2x

1–10Climate Tech, Energy
Pre-seed·Sep 2024
Keeling Labs

We develop ML that optimizes how batteries in the grid store energy

Los Angeles, United States1–10Climate Tech, Energy
Pre-seed·Apr 2023
RenewaFiAcquired

Market intelligence platform for renewable energy PPAs and BESS in ERCOT, providing price referen...

New York, United States1–10Data & Analytics, Energy Storage
Seed·Mar 2022
SorbiForce

First non-metal sustainable battery made from renewable raw materials. Near to zero environmental...

San Francisco, United States11–50Deep Tech, Clean Tech
Crowdfunding Equity·Apr 2025
Ionworks

Simulation software used by leading battery and automotive companies

Pittsburgh, United States1–10Automotive, Clean Energy
Pre-seed·Mar 2025
instagrid

Makes portable high-performance battery systems for professionals to replace diesel generators wi...

Ludwigsburg, Germany51–200Clean Energy, Energy Storage
Funding undisclosed
Cactos

Battery energy storage system manufacturer and as-a-service provider supporting cleaner energy an...

Kempele, FinlandClean Tech, Energy Storage
Funding undisclosed
Ion Storage Systems

Develops anodeless solid-state batteries for consumer electronics, electric vehicles, aerospace, ...

College Park, United States51–200Advanced Manufacturing, Clean Energy
Grant·Jun 2024
SILA

Real estate platform in India.

Alameda, United StatesAdvanced Materials, Clean Energy
Series G Plus·Jun 2024
PWRJoule LLC

We're committed to exploring innovative applications and technology for powerful and sustainable ...

Yuma, United States1–10Energy, Clean Tech
Funding undisclosed