Alternatives to GravitHy

Green-tech startup building the world's largest green-steel plant.

European producer and supplier of green and renewable hydrogen for industry and mobility.

Global climate solutions provider helping organizations achieve net-zero emissions.

Revolutionizing battery recycling for a circular future in Europe.

Sustainable aviation fuel producer using ethanol-based Alcohol-to-Jet technology.

Biotech company producing sustainable single-cell protein from CO2 and hydrogen.

Electrified plasma technology to recycle CO2 and hydrocarbons into circular carbon molecules.

Nuclear energy startup developing small, high-temperature reactors for AI data centers and industrial applications.

Deeptech startup developing bubble-free electrolysis technology for efficient green hydrogen production.

Developing a novel process to produce low-carbon cement.

Develops, finances, builds, owns, and operates biomethane and green hydrogen plants for industrial decarbonization.

Energy technology company focused on innovative solutions.

Amogy unlocks ammonia's potential as a clean energy source with proprietary reforming technology.

Develops, owns, and operates industrial-scale facilities producing green hydrogen derived e-Fuels.

Notpla develops and produces sustainable, plastic-free packaging solutions from seaweed and plants, offering biodegradable and compostable alternatives for various applications.

Recycling and refining battery materials for electric vehicles and energy storage.

Nylon recycling startup with a novel approach to recycle Nylon 6 and Nylon 6,6 from textile waste.

World's largest biogas engineering company specializing in full-stack clean fuels technology.

Achieve true economic industrial decarbonization through advanced waste-to-value solutions.