The global concentrated solar power (CSP) market is entering a high-growth phase as governments, utilities, and industrial companies seek reliable renewable energy technologies that can reduce dependence on fossil fuels while supporting grid stability. According to the latest industry analysis, the global concentrated solar power market was valued at US$ 28.3 billion in 2023 and is projected to reach US$ 552.3 billion by 2034, expanding at an impressive CAGR of 34.6% from 2024 to 2034.

The market is primarily driven by supportive government policies, increasing investments in renewable energy, technological improvements in thermal energy storage, and the growing need for dispatchable clean electricity. Unlike conventional solar photovoltaic systems, CSP plants can store solar-derived thermal energy and generate electricity after sunset or during periods of low solar availability.

CSP technologies are also gaining attention beyond electricity generation. High-temperature solar heat can support industrial processes, desalination, mineral processing, and other energy-intensive applications, creating additional opportunities for market participants.

Market Size & Highlights

• The global concentrated solar power market was valued at US$ 28.3 billion in 2023.
• The market is projected to reach US$ 552.3 billion by 2034.
• The industry is expected to expand at a CAGR of 34.6% from 2024 to 2034.
• Major companies include ABENGOA, Acciona S.A., ACWA POWER, BrightSource Energy, Inc., FRENELL GMBH, NextEra Energy Resources, LLC, and others.
• Europe dominated the global CSP market in 2023.
• Spain represents one of the most established CSP markets in Europe, supported by substantial installed capacity and favorable solar conditions.
• Major technologies include parabolic trough, solar tower, linear Fresnel, and dish Stirling systems.

Supportive Government Policies and Incentives Accelerate CSP Adoption

Government support remains one of the most important factors influencing the development of the concentrated solar power market.

CSP projects generally require significant upfront investment compared with some other renewable energy technologies. However, governments are increasingly using incentives, research funding, renewable energy targets, and clean-energy procurement programs to improve the economic viability of CSP.

Government-backed research and development initiatives have contributed to improvements in receiver technology, thermal storage, heat-transfer fluids, and overall plant efficiency. These developments are helping reduce the levelized cost of CSP electricity while improving operational flexibility.

In the U.S., the Department of Energy's Solar Energy Technologies Office has supported research programs designed to reduce CSP costs and improve thermal energy storage capabilities. Long-duration thermal storage is particularly important because it enables CSP plants to deliver electricity beyond periods of direct sunlight.

Policy support is also expanding in emerging markets. Governments across the Middle East, North Africa, Asia Pacific, and Latin America are exploring CSP as part of broader strategies to diversify their energy portfolios and reduce carbon emissions.

As countries strengthen renewable energy targets and pursue net-zero objectives, continued policy support is expected to create significant opportunities for CSP developers, equipment manufacturers, engineering companies, and technology providers.

Growing Demand for Dispatchable Renewable Energy Drives Market Growth

The increasing deployment of intermittent renewable energy sources is creating demand for technologies capable of providing electricity when solar and wind generation fluctuates.

Solar photovoltaic systems generate electricity only when sunlight is available, while wind generation depends on weather conditions. CSP offers a distinctive advantage because thermal energy generated during periods of strong solar radiation can be stored and used later.

Molten salt thermal energy storage has become an important technology within modern CSP projects. Stored heat can be converted into electricity during evening hours, overnight periods, or other times when solar radiation is insufficient.

This ability to provide dispatchable renewable power makes CSP particularly attractive for regions with high solar irradiance and growing electricity demand.

Utilities can also combine CSP with other renewable technologies to create hybrid energy systems. Integration with solar PV, wind power, battery storage, and conventional generation can improve grid flexibility and overall energy reliability.

As electricity grids incorporate increasing quantities of variable renewable energy, the value of long-duration energy storage is expected to become increasingly important.

Technological Advancements Improve CSP Efficiency

Technology innovation continues to reshape the concentrated solar power industry.

Modern CSP developers are focusing on advanced receiver designs, improved mirrors, higher-temperature heat-transfer systems, and more efficient thermal storage technologies. These improvements can increase the amount of solar energy converted into usable heat and electricity.

Solar tower systems, for example, use fields of mirrors to concentrate sunlight toward a central receiver positioned on a tower. The concentrated energy heats a working fluid, which can subsequently be used to generate steam and electricity.

Parabolic trough systems use curved mirrors to concentrate sunlight onto receiver tubes containing a heat-transfer fluid. These systems have been deployed commercially in multiple regions and represent one of the more established CSP technologies.

Linear Fresnel and dish Stirling systems provide additional technology options for applications with different capacity and operating requirements.

The continuing development of higher-temperature materials and advanced thermal storage systems is expected to further improve plant efficiency and reduce costs.

Thermal Energy Storage Creates a Competitive Advantage

One of the most important characteristics distinguishing CSP from several other solar technologies is its ability to integrate thermal energy storage.

Energy storage allows a CSP facility to separate electricity generation from the timing of solar collection. During periods of strong sunlight, excess thermal energy can be stored rather than immediately converted into electricity.

The stored heat can then be released when electricity demand increases or when solar radiation declines.

This capability can help reduce dependence on fossil-fuel-based backup generation and improve renewable electricity utilization.

Long-duration storage is particularly valuable in regions where evening electricity demand is significantly higher than daytime demand. CSP plants equipped with substantial thermal storage can therefore contribute to grid stability while increasing the share of renewable electricity.

Continued advances in molten salt systems, storage materials, heat exchangers, and high-temperature components are expected to create additional opportunities for CSP technology providers.

Industrial Heat and Desalination Expand CSP Applications

CSP is increasingly being considered for applications beyond electricity generation.

Industrial sectors such as chemicals, food processing, minerals, and manufacturing require substantial quantities of process heat. CSP systems can supply renewable thermal energy for selected industrial operations, potentially reducing consumption of natural gas and other fossil fuels.

Another promising application is water desalination. Solar thermal energy can support desalination processes in water-stressed regions, particularly across the Middle East and North Africa.

Countries with abundant solar resources and limited freshwater availability can potentially use CSP-based systems to address both energy and water challenges.

The ability to combine power generation, thermal storage, industrial heat, and desalination strengthens the long-term value proposition of CSP and expands the addressable market beyond conventional electricity generation.

Europe Leads the Concentrated Solar Power Market

Europe dominated the global concentrated solar power market in 2023, with Spain representing the region's most prominent market.

Spain benefits from high solar irradiation, an established CSP project base, technical expertise, and a history of government support for solar thermal electricity.

The European market is also benefiting from broader efforts to reduce greenhouse gas emissions, strengthen energy security, and diversify energy sources.

Asia Pacific represents another important growth region. China and India are investing heavily in renewable energy infrastructure and have substantial solar resources suitable for CSP development.

India has identified solar thermal technologies as part of its broader renewable energy strategy, while China continues to expand its renewable energy infrastructure and explore large-scale solar thermal projects.

The Middle East and North Africa region offers particularly strong long-term potential because of exceptional solar resources. Morocco, the UAE, and Saudi Arabia are among the countries exploring large-scale renewable energy projects that can reduce dependence on fossil fuels and support energy diversification.

Development of Hybrid Renewable Energy Systems Creates Opportunities

Hybridization represents a significant opportunity for the concentrated solar power industry.

CSP plants can be integrated with solar PV and wind generation to balance different renewable generation profiles. Solar PV can generate electricity efficiently during daylight hours, while CSP with thermal storage can extend renewable generation into the evening and nighttime.

Hybrid configurations can therefore improve utilization of transmission infrastructure and increase the reliability of renewable electricity supply.

The combination of CSP with industrial heat applications and energy storage could further increase its attractiveness to commercial and industrial customers seeking to reduce carbon emissions.

Technology providers are expected to increasingly focus on integrated energy systems rather than standalone CSP facilities.

Competitive Landscape

The global concentrated solar power market features technology developers, renewable energy companies, engineering firms, project developers, and equipment suppliers.

Prominent companies operating in the industry include ABENGOA, Acciona S.A., ACWA POWER, Areva Solar, ATLANTICA YIELD PLC, BrightSource Energy, Inc., FRENELL GMBH, GDF SUEZ, Ibereolica Group, NextEra Energy Resources, LLC, and SCHOTT Solar AG.

Companies are pursuing partnerships, acquisitions, project development agreements, technology improvements, and geographic expansion to strengthen their positions.

Competitive strategies increasingly emphasize improvements in thermal storage, receiver efficiency, plant automation, cost reduction, and integration with other renewable energy technologies.

Recent Industry Developments

Recent projects and strategic initiatives highlight continued investment in CSP and renewable energy infrastructure.

In May 2023, ACWA Power completed the Redstone Concentrated Solar Power Independent Power Producer project in South Africa. The project has a 100 MW capacity and incorporates molten salt thermal storage technology capable of storing energy for up to 12 hours, demonstrating the potential of CSP to provide dispatchable renewable electricity.

In February 2023, Engie announced the acquisition of BTE Renewables in South Africa. The transaction added renewable operating assets and a significant portfolio of projects under development, strengthening Engie's renewable energy presence in the region.

In June 2020, Aalborg CSP acquired exclusive rights and patents for Pit Thermal Energy Storage technology from Arcon-Sunmark. The technology is designed to support large-scale thermal energy storage and contributes to the broader development of renewable energy systems.

Future Outlook

The global concentrated solar power market is expected to experience substantial expansion during the forecast period, rising from US$ 28.3 billion in 2023 to US$ 552.3 billion by 2034 at a CAGR of 34.6%.

The transition toward low-carbon electricity generation will remain the central force supporting market development. At the same time, the increasing need for long-duration energy storage will strengthen the competitive position of CSP in renewable energy systems.

Technological advances in molten salt storage, solar receivers, heat-transfer fluids, high-temperature materials, and plant automation are expected to improve efficiency and reduce project costs.

Europe is likely to remain an important market because of its established CSP infrastructure and climate policies, while Asia Pacific and the Middle East and North Africa offer considerable opportunities for new projects because of strong solar resources, rising electricity demand, and government-backed renewable energy initiatives.

The expansion of CSP into industrial heat, desalination, and hybrid renewable energy systems could further broaden its commercial potential. As governments and businesses seek reliable, low-carbon alternatives to fossil-fuel generation, concentrated solar power is positioned to become an increasingly important component of the global clean-energy ecosystem through 2034.