Stiesdal A/S

Green Hydrogen Systems

This company manufactures modular electrolysers for the production of green hydrogen using renewable energy for industrial, energy and heavy-duty transport customers.

Hystar AS

This company manufactures proton exchange membrane electrolysers for the production of green hydrogen in industrial sectors such as steel and ammonia.

Dynelectro

This company produces dynamic solid-oxide electrolyser units for heavy industry and chemical production customers to generate green hydrogen, synthetic fuels and grid-stability services.

Stegra

This company produces low-carbon steel using renewable hydrogen and electricity for customers in the automotive, construction and heavy industry sectors.

Electric Hydrogen

The company manufactures large-scale electrolyser systems to produce green hydrogen for industrial customers in sectors such as steelmaking, fertilizer production and chemical manufacturing.

Battolyser Systems

This company produces integrated battery and electrolyser systems that store renewable energy and produce green hydrogen for industrial and energy sector customers.

Oort Energy

This company manufactures hydrogen electrolysers for industrial-scale energy production and customers in hard-to-decarbonise sectors such as aviation and heavy industry.

Tree Energy Solutions

This company produces electric natural gas and green hydrogen for industrial customers in sectors such as shipping, aviation, chemicals, and steel.