Estonian cleantech brings together engineering, software development and scientific research. This combination supports the development of technologies ranging from energy storage to sustainable materials. Companies such as Skeleton Technologies and UP Catalyst illustrate how specialised expertise can address energy and resource challenges.
Cleaner technologies. Developed in Estonia.
Find Estonian partners for clean energy, resource-efficient production and sustainable materials. Combining engineering, digital expertise and scientific research, Estonian cleantech companies develop hardware, software and processes that help businesses use resources more efficiently and reduce environmental impact.
The Estonian CleanTech industry at a glance
160+
cleantech companies in Estonia
€1bn
raised collectively by Estonian cleantech companies
Top 4
in the EU for cleantech investment per capita
in 2025
68%
of electricity generated in Estonia came from renewable sources in 2025
Why Estonia is your strategic advantage
A closely connected ecosystem
Estonia’s compact cleantech community connects companies, researchers and accelerators. Direct relationships between founders encourage knowledge sharing and peer-to-peer learning, while collaboration with academia supports R&D. International partners can draw on this network to find complementary expertise for developing their products and processes.
Partners for energy and resource efficiency
Estonian companies offer hardware, software and services for specific environmental challenges. Skeleton Technologies develops energy storage technologies, Comodule provides connectivity solutions for light electric vehicles, and UP Catalyst develops sustainable carbon materials. This breadth gives partners access to expertise across energy, mobility and materials.
Company directory
Find your game-changing partner in the Estonian CleanTech industry.
What Estonia offers
Estonian companies develop renewable energy projects, energy storage technologies and software for managing energy use. Their solutions support more flexible energy systems and help businesses manage changing supply and demand.
Sunly develops renewable energy projects, while Skeleton Technologies develops ultracapacitors for high-power energy storage.
e-Residency as a Game-Changer
Estonia’s e-Residency programme enables entrepreneurs from around the world to:
- Launch an EU company 100% online
- Register and safeguard your IP in a NATO member country
- Access EU grants, programmes and VC
Contact us
Ready to find the right opportunity in the Estonian CleanTech sector?
Get in touch and we will connect you with your future.