Thermal Energy Storage Market Size Expansion: Projected to Hit $10.8 Billion by 2029 with 13.3% Growth

 The Business Research Company’s report on the Thermal Energy Storage Market provides insights into the global market size, growth rate, regional distribution, competitive landscape, key segments, emerging trends, and strategic opportunities.

 
 What are the primary drivers fueling the growth of the thermal energy storage market in recent years?
 The increasing demand for renewable energy is expected to propel the growth of the thermal energy storage market going forward. Renewable energy is energy generated from natural sources that are constantly replenished, such as sunlight, wind, water, geothermal heat, and biomass, offering an eco-friendly alternative that reduces greenhouse gas emissions. The demand for renewable energy is primarily due to the growing need to reduce greenhouse gas emissions, which contribute significantly to climate change, prompting governments and industries to shift toward cleaner, more sustainable energy solutions. Thermal Energy Storage enhances the reliability and efficiency of renewable energy by storing excess heat generated during peak production periods for use when energy demand is high or supply is low. For instance, in December 2024, according to the Eurostat, a Luxembourg-based government agency, in 2023, renewable energy accounted for 24.5% of the energy consumed in the European Union, an increase from 23.0% in 2022. Therefore, the increasing demand for renewable energy is driving the growth of the thermal energy storage market.
 
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 What is the projected market size of the thermal energy storage industry, and how is it expected to grow?
 The thermal energy storage market size has grown rapidly in recent years. It will grow from $5.77 billion in 2024 to $6.55 billion in 2025 at a compound annual growth rate (CAGR) of 13.5%. The growth in the historic period can be attributed to growing demand for energy efficiency, increasing adoption of renewable energy, rising electricity costs, government incentives and policies and need for peak load management.
 
 The thermal energy storage market size is expected to see rapid growth in the next few years. It will grow to $10.80 billion in 2029 at a compound annual growth rate (CAGR) of 13.3%. The growth in the forecast period can be attributed to rising demand for energy storage in smart grids, growing focus on carbon neutrality, increasing investments in sustainable infrastructure, rising adoption of electric vehicles with thermal management needs and growing demand for resilient energy solutions. Major trends in the forecast period include advanced phase change materials, high-efficiency molten salt storage, integration with artificial intelligence for energy optimization, hybrid thermal storage solutions, nanotechnology-enhanced storage materials and smart thermal grids.
 
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 Who are the key players driving competition in the thermal energy storage market?
 Major companies operating in the thermal energy storage market are Siemens Energy AG, Danfoss, Burns & McDonnell, Alfa Laval AB , MAN Energy Solutions SE, Dunham-Bush Limited, EVAPCO Inc., Baltimore Aircoil Company Inc., BrightSource Energy Inc., DN Tanks, Thermofin, Steffes, TEXEL Energy AB, Cox Energy Solar S.A., Malta Inc., Cryogel, Deepchill Solutions Inc., Terrafore Technologies LLC, Caldwell Energy Company, Brenmiller Energy Ltd.
 
 What trends will shape the future of the tendinopathy market?
 Major companies operating in the thermal energy storage market are focusing on developing innovative solutions, such as next-generation energy storage systems, to enhance energy efficiency, reduce carbon emissions, and support the integration of renewable energy sources into the power grid. Next-generation energy storage systems, including advanced technologies such as solid-state and flow batteries, help support thermal energy applications by efficiently storing excess heat and releasing it when needed, enhancing overall energy efficiency. For instance, in February 2025, Brenmiller Energy Ltd., an Israel-based thermal energy storage company, launched bGen zero thermal oil (ZTO), an advanced thermal energy storage (TES) solution designed to electrify thermal oil heating in industrial applications. It utilizes renewable electricity to charge and store thermal energy in crushed rocks and later transfers it to thermal oil, achieving up to 340°C with high efficiency, enabling a sustainable, zero-emission alternative for industrial heating applications.
 
 Which key geographies are driving the growth of the thermal energy storage market?
 Europe was the largest region in the thermal energy storage market in 2024. Asia-Pacific is expected to be the fastest-growing region in the forecast period. The regions covered in the thermal energy storage market report are Asia-Pacific, Western Europe, Eastern Europe, North America, South America, Middle East, Africa.
 
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 What are the key segments driving growth in the thermal energy storage market?
 The thermal energy storage market covered in this report is segmented –
 
 1) By Product Type: Sensible Heat Storage, Latent Heat Storage, Thermochemical Heat Storage
 2) By Technology: Molten Salt Technology, Electric Thermal Storage Heaters, Solar Energy Storage, Ice-Based Technology, Miscibility Gap Alloy Technology
 3) By Storage Material: Water, Molten Salt, Phase Change Material (PCM), Other Storage Materials
 4) By Application: Power Generation, Heating, Cooling
 5) By End User: Utilities, Commercial, Industrial
 
 Subsegments:
 1) By Sensible Heat Storage: Water-Based Storage, Molten Salt Storage, Solid Media Storage
 2) By Latent Heat Storage: Phase Change Materials (PCMs), Ice Storage, Molten Salt Phase Change
 3) By Thermochemical Heat Storage: Sorption Heat Storage, Chemical Reaction Heat Storage, Reversible Thermochemical Material
 
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 How is the thermal energy storage market defined, and what are its core characteristics?
 Thermal energy storage (TES) is a technology that captures and stores heat or cold for later use, helping to balance energy demand and supply. It involves using materials or systems methods such as sensible heat storage, latent heat storage with phase change materials, or thermochemical storage to absorb excess thermal energy during periods of low demand and release it when needed. Thermal energy storage (TES) is critical in improving energy efficiency, integrating renewable energy sources, and reducing operational costs in applications ranging from building climate control and industrial processes to large-scale power generation.
 
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