Redwood Materials
Battery recycling and materials company founded by Tesla's ex-CTO, recovering critical minerals and manufacturing cathode and anode materials for EVs.
HighCompanies in this region
North America
354 companies
ESS Inc
Oregon-based manufacturer of long-duration iron flow batteries using iron, salt, and water for 8-100+ hour utility-scale energy storage.
HighEnergy Vault
Developer of gravity-based long-duration energy storage and hybrid battery systems, with deployments in China and the U.S. and a $300M strategic inve…
HighTAE Technologies
The world's most-funded private fusion company, developing beam-driven FRC fusion and commercialising plasma physics in EV motors and cancer treatmen…
HighPacific Fusion
California fusion startup building pulsed magnetic fusion systems on breakthroughs from U.S. national labs, raising $900M in one of the largest fusio…
HighOctopus Energy
UK-founded clean energy and technology platform valued at $9B+, serving customers in 6+ countries through its Kraken OS and 100% renewable tariffs.
HighSila Nanotechnologies
Battery materials company whose Titan Silicon anode delivers 20% more energy density, with its first commercial plant in Moses Lake, WA opened in 202…
HighHelion Energy
U.S. fusion startup building the world's first commercial fusion power plant, with a $570M+ raised and a signed power purchase agreement with Microso…
HighCommonwealth Fusion Systems
MIT spin-out developing compact SPARC tokamak fusion reactors using the world's strongest superconducting magnets, backed by $1.8B+ in funding.
HighElectric Hydrogen
Massachusetts startup manufacturing HYPRPlant PEM electrolysers backed by $380 M+ to make green hydrogen cost-competitive at gigawatt scale.
HighBrookfield Renewable
One of the world's largest pure-play renewable energy companies, with 34 GW+ of hydro, wind, solar, and storage assets across 30+ countries.
MediumNextEra Energy
The world's largest producer of wind and solar power, with 34 GW+ of clean energy capacity and a 20 GW+ development backlog.
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