ESS

Form Energy

This company develops rechargeable iron-air batteries that provide multi-day energy storage for electric grid operators and utility providers.

Ore Energy

The company develops iron-air batteries for long-duration energy storage to support renewable energy grids, utilities, and industrial power users.

Invinity

This company manufactures vanadium flow batteries for utility-scale, commercial, and industrial customers seeking long-duration energy storage and grid-independent power solutions.

AquaBattery

This company develops saltwater flow batteries for long-duration energy storage, serving renewable energy providers and industrial grid operators.

Inlyte Energy

This company manufactures iron-sodium battery energy storage systems for utility-scale and industrial critical power users.

Certain Energy

This company develops manganese-based flow battery systems to provide long-duration energy storage for electricity grid operators and commercial and industrial sites.

Rivus Batteries

This company produces organic electrolytes for stationary flow batteries, providing long-duration energy storage solutions for commercial real estate and power grid operators.

Volstora

This company manufactures industrial battery energy storage systems for utility, commercial, and infrastructure customers to manage grid congestion and renewable energy.