Top 10 Companies in

We’re tracking 1,604 Clean Energy companies in Spain.

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Companies	Employees	HQ location	Revenue	Founded	Estimated Traffic	Industries
Repsol	View 19,118 employees	🇪🇸 Community Of Madrid, Madrid+34	$ >1000M	1986	3,475,569	Energy, Renewable Energy
Acciona	View 22,322 employees	🇪🇸 Community Of Madrid, Madrid+18	$ >1000M	1861	1,851,408	Sustainability, Renewable Energy
Enagás	View 1,084 employees	🇪🇸 Community Of Madrid, Madrid+1	$ >1000M	1972	97,510	Energy, Renewable Energy
Siemens Gamesa Renewable Energy S.A.	View 19,277 employees	🇪🇸 Biscay, Autonomous Community Of The Basque Country, Zamudio+6	$ 500-1000M	2017	600,929	Energy, Renewable Energy
Soltec	View 1,010 employees	🇪🇸 Region Of Murcia, Region Of Murcia, Molina De Segura+24	$ 500-1000M	2004	142,115	Energy, Renewable Energy
EDP Renewables	View 2,512 employees	🇪🇸 Community Of Madrid, Madrid+16	$ 500-1000M	2007	124,425	Energy, Renewable Energy
Tsk	View 1,315 employees	🇪🇸 Asturias, Asturias, Gijón+7	$ 500-1000M	1986	76,775	Energy, Renewable Energy
SolarProfit	View 151 employees	🇪🇸 Barcelona+10	$ 500-1000M	2007	642,358	Energy, Renewable Energy
DF-Duro Felguera	View 1,186 employees	🇪🇸 Asturias, Asturias, Gijón+13	$ 100-500M	1858	40,468	Energy, Renewable Energy
Solarig	View 820 employees	🇪🇸 Community Of Madrid, Madrid+36	$ 100-500M	2005	74,555	Energy, Renewable Energy
Repsol	View 19,118 employees	🇪🇸 Community Of Madrid, Madrid+34	$ >1000M	1986	3,475,569	Energy, Renewable Energy
Acciona	View 22,322 employees	🇪🇸 Community Of Madrid, Madrid+18	$ >1000M	1861	1,851,408	Sustainability, Renewable Energy
Enagás	View 1,084 employees	🇪🇸 Community Of Madrid, Madrid+1	$ >1000M	1972	97,510	Energy, Renewable Energy
Siemens Gamesa Renewable Energy S.A.	View 19,277 employees	🇪🇸 Biscay, Autonomous Community Of The Basque Country, Zamudio+6	$ 500-1000M	2017	600,929	Energy, Renewable Energy
Soltec	View 1,010 employees	🇪🇸 Region Of Murcia, Region Of Murcia, Molina De Segura+24	$ 500-1000M	2004	142,115	Energy, Renewable Energy
EDP Renewables	View 2,512 employees	🇪🇸 Community Of Madrid, Madrid+16	$ 500-1000M	2007	124,425	Energy, Renewable Energy
Tsk	View 1,315 employees	🇪🇸 Asturias, Asturias, Gijón+7	$ 500-1000M	1986	76,775	Energy, Renewable Energy
SolarProfit	View 151 employees	🇪🇸 Barcelona+10	$ 500-1000M	2007	642,358	Energy, Renewable Energy
DF-Duro Felguera	View 1,186 employees	🇪🇸 Asturias, Asturias, Gijón+13	$ 100-500M	1858	40,468	Energy, Renewable Energy
Solarig	View 820 employees	🇪🇸 Community Of Madrid, Madrid+36	$ 100-500M	2005	74,555	Energy, Renewable Energy

1. Repsol

Repsol, with significant operations in Spain, is a global energy company that is advancing in the clean energy sector. They have diversified their portfolio to include a substantial investment in renewable energy sources such as solar and wind power. Repsol aims to become a net-zero emissions company by 2050, emphasizing its commitment to sustainable energy practices. Their strategic focus not only addresses the growing demand for green energy but also aligns with global environmental goals, making them a key player in Spain’s energy transformation.

Location 🇪🇸 Community Of Madrid, Madrid	Size View 19,118 employees
Revenue $ >1000M	Industries Energy, Sustainability, Natural Resources
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2. Acciona

Acciona, headquartered in Spain, stands out as a significant player in the global renewable energy sector, particularly in the clean energy landscape of Spain. The company is well-known for its commitment to sustainability and its broad portfolio in renewable energies, including wind, solar, and hydroelectric power. Acciona’s strategy revolves around leading the transition toward a low-carbon economy, making it an exemplar in the clean energy industry. Their innovative approaches not only support environmental sustainability but also drive economic growth in the regions they operate, aligning with Spain’s ambitious renewable energy goals. Acciona’s success in deploying renewable solutions positions them as a key contributor to Spain’s energy independence and sustainability efforts.

Location 🇪🇸 Community Of Madrid, Madrid	Size View 22,322 employees
Revenue $ >1000M	Industries Sustainability, Energy, Manufacturing, Professional Services, Science and Engineering
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3. Enagás

Enagás, located in Spain, is a prominent player in the clean energy sector, specializing in the development and management of gas infrastructures, including pipelines and storage facilities. The company is actively involved in promoting natural gas as a transitional fuel to a low-carbon economy and has taken significant steps towards integrating renewable energy sources and advancing hydrogen as a clean energy solution. Enagás is committed to innovation and sustainability, aiming to contribute to energy security and environmental preservation in Spain and beyond.

Location 🇪🇸 Community Of Madrid, Madrid	Size View 1,084 employees
Revenue $ >1000M	Industries Energy, Sustainability, Manufacturing, Natural Resources
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4. Siemens Gamesa Renewable Energy S.A.

Siemens Gamesa Renewable Energy S.A., based in Spain, is a frontrunner in the clean energy sector, primarily focused on the development, production, and installation of wind power turbines across the globe. The company plays a critical role in Spain’s renewable energy landscape by providing innovative and efficient wind energy solutions that cater to a burgeoning global market. Siemens Gamesa is dedicated to advancing wind technology to contribute significantly to global efforts in reducing carbon emissions, aligning seamlessly with the current environmental goals and the increasing demand for sustainable energy solutions.

Location 🇪🇸 Biscay, Autonomous Community Of The Basque Country, Zamudio	Size View 19,277 employees
Revenue $ 500-1000M	Industries Energy, Natural Resources, Sustainability
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5. Soltec

Soltec, based in Spain, is a prominent player in the clean energy sector, specializing in the manufacture and installation of solar tracking equipment. Their innovative solutions are designed to enhance the efficiency and output of solar farms, supporting the global transition towards sustainable energy sources. Soltec is committed to advancing solar technology and offers robust support services that ensure optimal performance and longevity of their installations in clean energy landscapes. These initiatives position Soltec as a key contributor to sustainable development within the clean energy industry in Spain.

Location 🇪🇸 Region Of Murcia, Region Of Murcia, Molina De Segura	Size View 1,010 employees
Revenue $ 500-1000M	Industries Energy, Sustainability, Natural Resources
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6. EDP Renewables

EDP Renewables, located in Spain, is a prominent player in the global clean energy landscape, focusing on the development, construction, and operation of renewable energy projects. The company excels in harnessing wind and solar energy to create sustainable solutions that contribute to environmental preservation. As part of its mission, EDP Renewables continually seeks innovative ways to boost renewable energy adoption, addressing the urgent demands of energy transition while generating significant economic and social value in the regions where it operates.

Location 🇪🇸 Community Of Madrid, Madrid	Size View 2,512 employees
Revenue $ 500-1000M	Industries Energy, Sustainability, Natural Resources
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7. Tsk

Tsk, based in Spain, stands out in the clean energy sector due to its comprehensive approach to project engineering and construction. The company specializes in designing, developing, and executing large-scale projects across various energy forms, with a strong emphasis on solar power. Their projects not only promote sustainable energy but also aim to empower local communities in Spain by incorporating advanced technologies and fostering economic growth. Tsk’s involvement in renewable energy projects reflects their commitment to innovating and enhancing energy solutions in Spain’s clean energy landscape.

Location 🇪🇸 Asturias, Asturias, Gijón	Size View 1,315 employees
Revenue $ 500-1000M	Industries Energy, Sustainability, Manufacturing, Science and Engineering
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9. DF-Duro Felguera

DF-Duro Felguera, based in Spain, is an engineering and construction company with a significant focus on the development and execution of clean energy projects. The firm specializes in the design, supply, and management of power generation facilities, particularly those that integrate renewable technologies. In Spain, where the push towards sustainability is increasingly prioritized, DF-Duro Felguera’s portfolio includes significant contributions to solar and wind energy projects—innovative solutions that underscore the company’s commitment to fostering a low-carbon economy and advancing Spain’s clean energy objectives.

Location 🇪🇸 Asturias, Asturias, Gijón	Size View 1,186 employees
Revenue $ 100-500M	Industries Energy, Sustainability, Natural Resources
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10. Solarig

Solarig, based in Spain, is a prominent player in the global clean energy landscape, specializing in the development, construction, and management of solar photovoltaic projects. With a strong emphasis on sustainability, Solarig is committed to advancing solar energy solutions to meet the growing demand for renewable energy sources. Their integrated approach ensures comprehensive service from project inception through long-term management, making them a trusted partner in renewable energy deployment across Spain and beyond.

Location 🇪🇸 Community Of Madrid, Madrid	Size View 820 employees
Revenue $ 100-500M	Industries Energy, Sustainability, Natural Resources
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