ITM Power
UK-based PEM electrolyser manufacturer and operator, supplying industrial-scale green hydrogen systems with partnerships including Linde and Snam.
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Renewable Energy and Clean Power
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Ballard Power Systems
Pioneer in PEM fuel cell technology for heavy transport, with 650 MW+ of fuel cell modules deployed in buses, trucks, trains, and marine vessels.
HighCummins New Power
Clean energy division of Cummins offering hydrogen fuel cells, electrolysers, and zero-emission powertrains for trucks, buses, trains, and marine ves…
HighSunfire
Dresden-based developer of high-temperature solid oxide electrolysers achieving best-in-class efficiency for industrial-scale green hydrogen producti…
HighStegra (formerly H2 Green Steel)
Swedish industrial startup building the world's first large-scale green steel plant using 690 MW of green hydrogen electrolysis in Boden, Sweden.
HighForm Energy
U.S. startup developing iron-air batteries capable of 100+ hours of storage, enabling multi-day grid backup for utilities at low cost.
HighEDP Renewables
One of the world's largest renewable energy producers, operating 28 GW+ of wind, solar, and storage assets across 20+ countries.
HighAcciona Energía
One of the world's largest pure-play renewable energy companies, operating 12 GW+ of wind, solar, hydro, and biomass assets in 40+ countries.
HighInvenergy
North America's largest private renewable energy developer, with 30 GW+ of wind, solar, and storage projects built or in construction.
HighTesla Energy
Clean energy division of Tesla offering Powerwall home batteries, Megapack utility-scale storage, and solar roof systems deployed globally.
HighFluence
Global energy storage technology and AI software company, deploying grid-scale battery systems in 40+ countries for utilities and IPPs.
HighCATL
The world's largest battery manufacturer, supplying EV and grid-scale energy storage systems to virtually every major automaker and utility globally.
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