Bloom Energy Corporation designs, manufactures, sells, and installs solid-oxide fuel cell systems for on-site power generation in the United States and internationally.

Microvast Holdings, Inc. designs, develops, and manufactures battery systems for electric vehicles and energy storage systems. The company offers a range of cell chemistries, such as lithium titanate oxide, lithium iron phosphate, and nickel manganese cobalt version 1 and 2.It also designs, develops, and manufactures battery components, such as cathode, anode, electrolyte, and separator.

Solid Power, Inc. focuses on the development and commercialization of all-solid-state battery cells and solid electrolyte materials for the battery-powered electric vehicle market in the United States.

Enovix Corporation designs, develops, and manufactures lithium-ion batteries. The company was founded in 2007 and is headquartered in Fremont, California.

Plug Power Inc. delivers end-to-end clean hydrogen and zero-emissions fuel cell solutions for supply chain and logistics applications, on-road electric vehicles, stationary power market, and others in North America and internationally.

FREYR Battery engages in the production and sale of battery cells for stationary energy storage, electric mobility, and marine applications in Europe and internationally.

Polar Power, Inc. designs, manufactures, and sells direct current (DC) power generators, renewable energy, and cooling systems in the United States and internationally.

Pioneer Power Solutions, Inc., together with its subsidiaries, designs, manufactures, sells, and services electric power systems, distributed energy resources, used and new power generation equipment, and mobile EV charging solutions in the United States, Canada, and internationally.

Eos Energy Enterprises, Inc. designs, manufactures, and deploys battery storage solutions for utility, commercial and industrial, and renewable energy markets in the United States.