Climate tech companies build tools that cut emissions, protect resources, and help communities adapt. For example, their work spans energy, food, transport, industry, and carbon management.
This guide profiles ten climate tech companies and the problems they aim to solve. For related context, see our guides to machine learning for climate technology and agentic AI for climate action.
Why climate tech companies matter
Climate technology offers tools that cut emissions and reduce climate risks. As the world grapples with the escalating climate crisis, these technologies enable a more sustainable and environmentally resilient future. Meanwhile, this guide spotlights climate tech companies that lead in their fields. As a result, these firms are changing industries and supporting more sustainable ways of living.
How climate tech companies create value
Climate technology encompasses innovative tools and strategies designed to address and mitigate climate change. For example, the field includes clean energy, efficiency, carbon capture, and low-emission transport. In addition, it covers electric vehicles, battery storage, smart grids, and sustainable farming. In short, these tools can lower emissions and help communities manage climate risks.
Top 10 climate tech companies
1Climate tech companies: Redwood Materials
For example, Redwood Materials recycles materials from old electric vehicles and consumer electronics. In addition, their work centers around revitalizing product life cycles and creating a more sustainable and efficient approach to handling end-of-life items. By doing so, Redwood Materials aims to reduce the carbon footprint and promote circular economy principles, contributing significantly to manufacturing and waste management sustainability efforts.
2Climate tech companies: Impossible Foods
For example, Impossible Foods makes plant-based alternatives to meat, dairy, and fish. Founded in 2011, their mission is to counter the environmental impact of animal agriculture. For instance, they use scientific methods to replicate the taste and texture of meat, offering products like burgers, sausages, and ground meat. As a result, its products may use fewer resources than conventional meat.
3Climate tech companies: Swell Energy
For example, Swell Energy specializes in residential energy solutions, integrating solar energy and storage systems. Meanwhile, their home battery systems and solar panels create smart home energy systems that provide on-demand power generation and storage. Swell Energy’s innovative approach empowers homeowners to manage their energy usage efficiently, reduce dependence on the grid, and contribute to a sustainable energy future. The company’s business model also includes the development of virtual power plants, aggregating energy storage resources for more excellent grid stability and renewable integration.
4Climate tech companies: CellCube
For example, CellCube specializes in vanadium redox flow battery technology. As a result, it provides large-scale energy storage solutions. Their systems are ideal for stabilizing renewable energy sources, offering long-duration storage capabilities essential for solar and wind integration. CellCube’s batteries are known for their scalability, safety, and environmental friendliness, making them suitable for utility, commercial, and industrial applications. With installations worldwide, they address the growing need for reliable and sustainable energy storage to support the global transition to renewable energy.
5CarbonCapture
For example, CarbonCapture is pioneering direct air capture (DAC) technology to remove carbon dioxide from the atmosphere. Their work is vital in combating climate change, as it provides a solution for reducing atmospheric CO2 levels. CarbonCapture’s technology involves capturing and storing carbon underground or utilizing it in various industrial applications. Their efforts in developing scalable and efficient DAC systems are crucial for achieving global carbon reduction targets and mitigating the impacts of climate change.
6Climeworks
For example, Climeworks leads the industry in large-scale carbon capture and storage. Their direct air capture technology extracts CO2 from the atmosphere, stores it underground, or uses it in commercial applications. Climeworks’ facility in Iceland, the largest of its kind, uses geothermal energy to power the DAC process, showcasing an innovative approach to carbon removal. Their technology is instrumental in reducing global carbon emissions, and their efforts contribute significantly to achieving net-zero emission goals.
7Form Energy
For example, Form Energy is revolutionizing renewable energy storage by developing long-duration batteries, including a groundbreaking iron-air battery. These batteries can store energy for extended periods, addressing the intermittent nature of renewable sources like wind and solar. Form Energy’s technology enables a more reliable and consistent renewable energy supply, facilitating a smoother transition to a renewable-based grid. Their contributions are vital to overcoming one of the biggest challenges in renewable energy – storage.
8ChargerHelp!
For example, ChargerHelp! addresses a critical need in the electric vehicle (EV) infrastructure – maintenance of EV charging stations. They recruit, train, and deploy technicians to repair and maintain EV charging stations, ensuring their reliability and functionality. As a result, EV growth raises demand for reliable charging maintenance. ChargerHelp!’s services are vital for the smooth operation of EV networks, supporting the transition to electric transportation and reducing carbon emissions.
9CarbonCure
For example, CarbonCure Technologies is transforming the construction industry with its innovative approach to eco-friendly cement production. Their technology injects captured CO2 into concrete during manufacturing, permanently sequesters the carbon, and enhances its strength. This process effectively turns concrete into a carbon sink, addressing the significant carbon footprint of cement production. CarbonCure’s solution is pivotal in reducing emissions in one of the most carbon-intensive industries, contributing to a more sustainable built environment.
10Northvolt
For example, Northvolt is accelerating the green transition with its advanced lithium-ion battery production for electric vehicles (EVs). The company’s mission is to establish a supply of sustainable batteries in Europe, reducing reliance on fossil fuels. Their large-scale battery production facility in Sweden, powered by renewable energy, is a testament to their commitment to sustainability. Northvolt’s batteries are crucial for the electrification of transport, a key component in reducing greenhouse gas emissions and combating climate change.
Conclusion
The companies profiled in this blog post represent the forefront of climate technology, each contributing significantly to addressing global climate challenges. Their innovations span various solutions, from renewable energy storage and carbon capture to sustainable food production and electric vehicle infrastructure. The continued support and investment in these technologies are crucial for their evolution and widespread adoption. With a collective focus on sustainability and efficiency, these companies embody the potential for a more sustainable and climate-resilient future, leading the way to a greener, cleaner world.

