List of climate tech startups

Discover a growing list of 400+ climate tech cleantech companies working towards a greener tomorrow. Our comprehensive list of climate tech startups and established climate tech companies aims to become the most complete list of impact market organizations today.

Image by Ales Krivec

About our climate tech company list

Climate tech refers to any technology that can help us mitigate or adapt to climate change. This includes everything from renewable energy to carbon capture.

With the effects of climate change becoming more apparent, there is a growing need for climate tech solutions. Fortunately, there is a growing list of climate tech companies and startups that are working on developing innovative technologies that can help us transition to a more sustainable future. 

Renewable energy


One of the most important sectors within climate tech is renewable energy. This is because transitioning to renewable energy sources is critical for reducing greenhouse gas emissions. There is a growing list of climate tech startups working on developing innovative renewable energy technologies, such as more efficient solar cells, wind and hydro power solutions as well as hydrogen fuel cells. Discover a list of some of the most forward-thinking renewable energy companies operating around the world with the WBW Energy Impact List.

Air purification


Another promising area for climate tech and clean tech is air purification. With air pollution levels rising in cities around the world, there is a growing need for effective air purification solutions. A growing list of climate tech startups are working on developing new technologies that can remove harmful pollutants from the air, while others are focused on recycling and circular economy technologies. Discover more waste and recycling companies here.

Water treatment


Water treatment is another important focus area for climate tech startups. This is because water scarcity is an increasingly pressing problem due to climate change. There are a number of startups working on developing innovative water treatment technologies, such as reverse osmosis systems that can desalinate seawater. 

 

Around the world, there is a growing list of climate tech startups working on developing innovative technologies that can help us transition to a more sustainable future. These companies are operating in a variety of sectors, from renewable energy to agriculture. Want to discover more organizations making a difference? Check out our full impact list.