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Sustainable
fish growth
We specialise in facilitating sustainable fish growth by remotely monitoring and controlling the feeding and breeding process – both in seawater and freshwater.
JT electric and Sterner AquaTech UK
are now GroAqua
Our new brand signifies our commitment to develop aquatech solutions that facilitate sustainable fish growth. This drives our innovation for the aquaculture industry to create an optimal environment to grow healthy fish with minimum impact on the environment.
Our clients
We work with some of the biggest companies in the aquaculture industry.

















Products
Designed to be durable and robust. Simple and smart.
Committed to Sustainability
As our business grows, so does our focus on sustainability. Our main purpose is to support the aquaculture sector by developing solutions which contribute towards a net-positive impact on the ocean. Our ambitions extend beyond that though – these are focused on three areas: the climate, nature and the community.