
Sympower
We focus on the most challenging issue in the electricity system: real-time balancing of supply and demand.
Sympower unlocks revenue streams by maximizing the value of flexibility across energy markets and industries.
PowerUp Energy Technologies
We develop and produce high-quality and sustainable energy generation products and custom energy solutions.
PowerUP produces fuel cell based portable generators.
Fusebox
Fusebox pays you
for going green
Fusebox integrates consumers and energy systems to enable better integration of renewables and reduce CO2.
Fusebox integrates consumers and energy systems to enable better integration of renewables and reduce CO2.



Laava Tech
Laava Tech develops and manufactures smart LED lighting solutions for a variety of industries including vertical and hydroponics farms and insect protein operations.
Laava Tech develops and manufactures smart LED lighting solutions.

Gelatex
High-capacity and easily scalable nanofiber manufacturing.
Up to 20 times faster than electrospinning.
Revolutionising nanofiber production.



Beast
Speeding up the process of switching to electric vehicles by actively battling bias and transforming the concept and necessity of vehicle ownership. Batch #1 alumnus
Rent a Tesla in less than 5 minutes
Vok Bikes
Vok is an e-bike on four wheels, designed for delivery services. Riding a vok is the most efficient way to move around in busy city areas.

City bike, made for couriers.
Woola
Uses waste wool to replace bubble wrap.



Vetik
Vetik is developing the production of a natural (marine
algae based) red colorant which is healthy and has
potentially skin rejuvenating properties.
Products of red algae.



Calidity
The upgrade
commercial buildings
deserve.



Roofit.solar
Our easy-to-install roof is as beautiful as a standard non-solar metal roof and more durable than standard solar panels. Our SOLAR roof pays back its installation cost several times during its lifetime and reduces or eliminates a home's electricity bills.
Offers an innovative 2-in-1 solution, combining steel roof and integrated photovoltaic solar cells.



Single.Earth
For every tonne of CO₂ your business emits, you buy an offset token from the Local Offset market - and make your business climate neutral.

Offers carbon offset and biodiversity preservation with a real impact.
WildAr
We combine environmental information, like species habitat requirements and movement behaviours, and map data of topography.
A web map user simply outlines the facility, and WildAr does the rest.

The wildar software generates instant enviromental reports.
ReverseResources
We give textile recyclers access to high-quality waste with least cost and full transparency, straight from source. We take care that waste from garment factories gets recycled in best possible way.

Tracking and trading textile waste to help it become the best new recycled material.
BugBox Ltd.
Our technology will produce zero waste and following circle-economy principles - using green residues from local green product industries as a source and will be powered by renewable energy.
Edible Insects Mass Rearing Technology and Software

e-pavement
A smart pavement is a multi-purpose pavement that generates electricity from sunlight, into which it is possible to integrate various electronic components: processors, sensors, communication solutions and LED elements.
Commercialization of smart solar road bricks.





Start-ups above have spurred and benefited from different programmes organised by Cleantech Estonia. More start-ups can be found here.