World leading thermal energy storage technologies
Sunamp designs and manufactures space-saving thermal energy storage solutions that make homes, buildings and vehicles more energy-efficient & sustainable while reducing carbon emissions and optimising renewables.

Company news
Sunamp is pleased to sponsor the Retrofit 25 exhibition at the Building Centre in London, running now until 19 September 2025.Commercial and industrial
Sunamp batteries optimise renewables which, in turn, reduces carbon emissions from businesses of all sizes, industrial facilities and organisations in the government, community and public sectors.For UK installers and stockists
Plumbers, installers, stockists and specifiers, visit Sunamp’s UK information hub to find installation instructions, technical leaflets and training sessions about our range of thermal batteries.
Latest news and articles

Heat pump water heaters vs Sunamp Thermino heat battery: what works best with a heat pump

Designing low-carbon and contemporary homes? Here’s how compact heat batteries can help architects

Leadership transition at Sunamp
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About us
Sunamp’s vision is of a world powered by affordable and renewable energy sustained by compact thermal energy storage. Our mission is to transform how heat is generated, stored and used to tackle climate change and safeguard our planet for future generations.
We’re a global company committed to net zero and headquartered in the United Kingdom. Recent expansion includes offices in New York and Zurich.