Top 18 Thermal Energy Storage startups

Oct 17, 2024 | By Alexander Gillet

TES startups leverage technologies such as phase change materials, sensible heat storage, and thermal batteries to create energy storages.
1
Country: USA | Funding: $220M
Antora Energy is electrifying heavy industry with thermal energy storage for zero-carbon heat and power.
2
Country: Norway | Funding: $131.5M
EnergyNest offers a truly game changing technology for storing thermal energy on a large scale.
3
Country: UK | Funding: $43.5M
Sunamp is a company that provides industrial and residential heat battery storage systems.
4
Country: Denmark | Funding: $26.6M
Hyme is maturing a grid-scale thermal energy storage solution based on molten salts to greatly improve the integration of sustainable energy in the energy system.
5
Country: USA | Funding: $19M
Fourth Power is an energy storage startup that uses thermal batteries.
6
Country: UK | Funding: £14M
Cheesecake Energy is developing advanced thermal and compressed air energy systems to store energy.
7
Country: Norway | Funding: $11.5M
Kyoto Group is a manufacturer of thermal batteries.
8
Country: Australia | Funding: A$18M
Making 24/7 renewables a reality through Thermal Energy Storage.
9
Country: USA | Funding: $10.8M
Harvest Thermal develops a control system for home use that integrates heating, hot water, and cooling with thermal storage.
10
Country: Israel | Funding: $8M
Tigi is an domain of renewable thermal energy generation and storage for large heat users – commercial and industrial.
11
Country: Switzerland
Airlight Energy develops solar technologies for large-scale production of electricity and thermal energy, and for energy storage. It offers concentrated solar power systems for electricity generation and industrial process heat applications; concentrated photovoltaic systems for the energy intensive industry and large utilities; and solutions for concentrated photo voltaic and advanced adiabatic compressed air energy storage markets.
12
Country: USA | Funding: $4.6M
Electrified Thermal Solutions replace fossil fuels with renewable heat in every furnace, turbine, boiler and kiln to decarbonize industry.
13
Country: USA | Funding: $2M
Bucky Battery creates cost-effective thermal energy storage that will enable increased use of domestic energy resources like solar and nuclear
14
Country: Australia
1414 Degrees clean energy storage is set to reduce energy costs by increasing the efficiency of renewable generation and stabilising grid supply.1414 Degrees’ thermal energy storage system (TESS) is highly efficient, clean, scalable, sustainable and unlike any other energy storage system in the world.
15
Country: USA | Funding: $750K
NETenergy is a thermal energy storage company that is creating a thermal battery designed to offset peak electricity load.
16
Country: France | Funding: €450K
ETC specializes in thermal storage, energetic efficiency, industrial wastes recovery high valuation and advanced materials characterization.
17
Country: Hungary
HeatVentors developed a thermal energy storage tank based on phase change material technology called HeatTANK.
18
Country: USA
Calectra is a Bay Area-based startup on a mission to electrify the heavy industry - at low cost.
Editor: Alexander Gillet
Alexander Gillet is a senior editor for EnergyStartups. He has a deep background in energy sector and startups. Alexander graduated from Emlyon Business School, a leading French business school specialized in entrepreneurship. He has helped several non-profit organizations dedicated to promoting environmental education and sustainability and has written over 250 articles on energy technology for various websites. In his free time, Alexander enjoys yoga, camping and exploring the Blue Ridge Mountains. You can contact Alexander at alexgillet(at)energystartups(dot)com