Alternatives to Coolbrook

Decarbonizing steel production with green hydrogen.

Global leader in smart energy technology, providing solar inverters, power optimizers, and energy storage systems.

Comerc Energia provides comprehensive energy and decarbonization solutions for the free energy market.

Building the world's first mass-produced portable nuclear generators for anywhere power delivery.

AI-powered benchmarking and valuation platform for energy storage and renewable assets, providing insights for bankable decisions.

A full-stack residential solar platform for households and housing societies.

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

Foundry sand reclamation and recycling technology company.

Fusion startup developing a commercial fusion power plant.

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

Energy technology company focused on innovative solutions.

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

Develops and constructs large-scale battery energy storage systems directly connected to the high-voltage grid.

Magnus Metal offers Digital Casting™ technology, a digital, Industry 4.0 solution for metal casting.

Develops and delivers holistic energy systems for commercial businesses, combining battery storage with intelligent energy management.

Develops non-flammable, high-performance, low-cost sodium-ion batteries for energy storage.

Revolutionizing battery recycling for a circular future in Europe.

Developing, building, and operating large-scale battery storage systems for grid stability and renewable energy integration.

Developing flexible, efficient, and low-cost solar cells to turn any surface into an energy source.

Develops sustainable, high-efficiency air-core electric motors for industrial applications.

Developing a novel 3D printing system for metal components using lasers and AI for high-throughput mass manufacturing.

Enabling the construction industry to build smarter, faster, and greener with physical AI and robotic microfactories.

Custom 3D metal printing system for manufacturing complex metal parts.

Leading European battery manufacturer focused on sustainable production for electric vehicles and energy storage.

Pioneer in robotic cleaning solutions for PV modules, ensuring year-round peak performance with water-free automation.

AI for real-time adaptive control in industrial systems.

Velox develops and manufactures industrial-grade direct-to-shape digital decoration solutions for the rigid container industry.

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

Developing and manufacturing next-generation battery cells for clean energy solutions.

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

Provides a full-stack automation solution for manufacturing, specializing in AI hardware infrastructure.

Crusoe uses stranded energy to power high-performance computing for AI and blockchain.

Heron Power develops industrial power electronics for the 21st-century grid, addressing surging energy demand with scalable, reliable, and software-integrated infrastructure.

Electra is decarbonizing the iron and steel industry with clean-iron electrowinning technology.

ZOOZ Power provides ultra-fast EV charging solutions to overcome grid limitations by leveraging kinetic energy storage.

Fusion power startup developing grid-scale power plants using advanced laser technology.

Green materials platform using patented electroreduction to produce pure metals with zero carbon emissions.

Nation's leading platform for distributed energy infrastructure built on commercial real estate.

Carbon capture technology converting CO2 into valuable chemicals and fuels.

Green processing of battery waste.

Digital platform connecting ecosystem players to solve environmental challenges using AI.

Transforms waste heat into zero-emission electricity using an isothermal heat engine.

Developing and scaling 3D-printed living seawalls that protect coastlines and restore marine ecosystems.

Developer of micro-modular reactor (MMR) technology for clean energy.

Direct air capture startup producing CO2 and hydrogen for e-fuels and negative emissions.

Technology that removes CO2 from water, turning water infrastructure into carbon capture facilities.

Empowering buildings to generate uninterrupted on-site clean energy and participate in the distributed energy sector.

EnergyTech startup optimizing renewable energy assets through advanced algorithms.

Industrial thermal energy storage solutions using sand.

Developing compact fusion power technology for clean, scalable, and sustainable energy solutions.

Ultra-high temperature thermal energy storage solutions for industrial decarbonisation.

Uses AI to cut the cost and energy consumption in manufacturing.

Developing high-temperature geothermal energy at industrial scale.

Industrial-scale production of metal-organic frameworks (MOFs) for carbon capture and other applications.

Energy-as-a-Service platform for businesses.

Developing a novel process for green ammonia production to decarbonize agriculture and energy.

Airovation Technologies develops patented air purification and carbon capture solutions based on advanced chemical processes to convert CO2 into valuable chemicals.

Exowatt develops modular, dispatchable solar energy systems for energy-intensive industries.