Top 10 Renewable Energy Companies in Spain

We’re tracking 5,744 Renewable Energy companies in Spain.

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Companies	Employees	HQ location	Revenue	Founded	Estimated Traffic	Industries
Endesa	View 7,122 employees	🇪🇸 Community Of Madrid, Madrid+8	$ >1000M	1944	5,889,999	Energy, Energy Efficiency
Iberdrola	View 7,660 employees	🇪🇸 Biscay, Autonomous Community Of The Basque Country, Bilbao+4	$ >1000M	1840	2,519,999	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
Red Eléctrica Corporación, S.A.	View 997 employees	🇪🇸 Community Of Madrid, Alcobendas+2	$ >1000M	1985	1,663,671	Energy, Renewable Energy
Prisa	View 1,033 employees	🇪🇸 Community Of Madrid, Majadahonda+16	$ >1000M	2011	254,448	Renewable Energy, Association
Enagás	View 1,084 employees	🇪🇸 Community Of Madrid, Madrid+1	$ >1000M	1972	97,510	Energy, Renewable Energy
Iberdrola	View 325 employees	🇪🇸 La Rioja\|La Rioja, Logrono+2	$ 500-1000M	1994	17,918,999	Energy, Energy Efficiency
Cepsa	View 4,822 employees	🇪🇸 Community Of Madrid, Madrid+3	$ 500-1000M	1929	1,722,149	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
Endesa	View 7,122 employees	🇪🇸 Community Of Madrid, Madrid+8	$ >1000M	1944	5,889,999	Energy, Energy Efficiency
Iberdrola	View 7,660 employees	🇪🇸 Biscay, Autonomous Community Of The Basque Country, Bilbao+4	$ >1000M	1840	2,519,999	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
Red Eléctrica Corporación, S.A.	View 997 employees	🇪🇸 Community Of Madrid, Alcobendas+2	$ >1000M	1985	1,663,671	Energy, Renewable Energy
Prisa	View 1,033 employees	🇪🇸 Community Of Madrid, Majadahonda+16	$ >1000M	2011	254,448	Renewable Energy, Association
Enagás	View 1,084 employees	🇪🇸 Community Of Madrid, Madrid+1	$ >1000M	1972	97,510	Energy, Renewable Energy
Iberdrola	View 325 employees	🇪🇸 La Rioja\|La Rioja, Logrono+2	$ 500-1000M	1994	17,918,999	Energy, Energy Efficiency
Cepsa	View 4,822 employees	🇪🇸 Community Of Madrid, Madrid+3	$ 500-1000M	1929	1,722,149	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

1. Endesa

Endesa, headquartered in Madrid, Spain, is a prominent player in the renewable energy sector with a robust portfolio that encompasses a wide range of sustainable energy solutions. As Spain’s largest utility company, Endesa is deeply invested in transforming the energy landscape through significant investments in solar, wind, and hydroelectric power projects across the country. Their commitment to reducing carbon emissions and promoting energy sustainability makes them a key figure in driving Spain’s energy transition toward a greener future.

Location 🇪🇸 Community Of Madrid, Madrid	Size View 7,122 employees
Revenue $ >1000M	Industries Energy, Sustainability, Hardware
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2. Iberdrola

Iberdrola, based in Spain, stands as a leader in the renewable energy sector extensively involved in the generation, sale, and trading of electricity primarily from renewable sources. Actively committed to sustainable energy, Iberdrola has been pioneering in its efforts to increase its renewable energy footprint across various regions, with significant investments in wind, solar, and hydroelectric power. The company’s strategy is deeply aligned with global environmental targets, focusing on reducing carbon emissions and promoting energy efficiency in Spain and beyond. A beacon in the green revolution, Iberdrola is steering the way towards a cleaner future, emphasizing innovation and sustainability in its operations.

Location 🇪🇸 Biscay, Autonomous Community Of The Basque Country, Bilbao	Size View 7,660 employees
Revenue $ >1000M	Industries Energy, Sustainability, Natural Resources
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3. Repsol

Repsol, based in Spain, is a global energy company with a significant focus on the development of renewable energy. As part of its commitment to sustainability and reducing carbon emissions, Repsol is actively expanding its portfolio in renewable sources, particularly in solar and wind energy, throughout Spain. The company aims to lead the energy transition in Spain by leveraging its expertise to enhance the reliability and efficiency of renewable energy technologies. This strategic pivot not only aligns with global sustainability goals but also positions Repsol as a forward-thinking leader in the renewable energy sector within the Spanish market.

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

Acciona, headquartered in Spain, is a prominent player in the renewable energy sector, focusing on sustainable solutions across Spain. Their portfolio includes major projects in solar, wind, and hydroelectric energy, aligning with global movements towards reducing carbon footprints. Acciona’s innovative approach emphasizes not only energy production but also infrastructure that supports sustainability in energy use across various industries. They are key contributors to Spain’s renewable energy developments, continuously exploring new technologies to enhance efficiency and environmental compatibility. This strategic focus demonstrates their commitment to leadership in sustainable energy innovations.

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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5. Red Eléctrica Corporación, S.A.

Red Eléctrica Corporación, S.A., based in Spain, is a pivotal force in the renewable energy sector, operating primarily as a transmission agent and electricity system operator. This company plays a critical role in ensuring the integration and transmission of renewable energy across the Spanish grid, promoting sustainability and energy efficiency. With a strategic focus on expanding and modernizing infrastructure, Red Eléctrica is committed to supporting Spain’s energy transition towards more sustainable sources, making significant strides in boosting renewable energy capabilities and reliability in the region.

Location 🇪🇸 Community Of Madrid, Alcobendas	Size View 997 employees
Revenue $ >1000M	Industries Energy, Sustainability
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6. Prisa

Prisa, headquartered in Madrid, Spain, is traditionally known as a major player in education and media sectors. Despite its primary focus, Prisa has started showing interest in the renewable energy sector, aligning with global trends towards sustainability. This pivot reflects an adaptation strategy, diversifying its business model to include environmentally friendly initiatives likely in content dissemination or corporate operations to reduce its carbon footprint within Spain. This strategic shift not only enhances Prisa’s business resilience but also contributes positively to the renewable energy landscape in Spain.

Location 🇪🇸 Community Of Madrid, Majadahonda	Size View 1,033 employees
Revenue $ >1000M	Industries Energy, Sustainability, Community and Lifestyle
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7. Enagás

Enagás, based in Spain, serves as a key player in the European energy sector, primarily focusing on the development and operation of gas infrastructures. Although traditionally rooted in natural gas, Enagás has been shifting towards renewable energy solutions, especially in biomethane and hydrogen, to align with global sustainability goals. The company’s strategic pivot aims to capitalize on Spain’s growing renewable energy market, leveraging its extensive infrastructure network to support energy transformation and security strategies in the region.

Location 🇪🇸 Community Of Madrid, Madrid	Size View 1,084 employees
Revenue $ >1000M	Industries Energy, Sustainability, Manufacturing, Natural Resources
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8. Iberdrola

Iberdrola, based in Spain, stands at the forefront of the renewable energy industry, with a significant emphasis on wind, solar, and hydroelectric power generation. The company has consistently been a pioneer in transitioning towards a sustainable energy future, advocating for reduced carbon footprints across various markets. Within Spain, Iberdrola has made substantial investments in renewable projects, bolstering the nation’s energy independence and sustainability. Their strategic initiatives not only enhance their renewable portfolio but also support local economies through job creation and infrastructure development.

Location 🇪🇸 La Rioja\|La Rioja, Logrono	Size View 325 employees
Revenue $ 500-1000M	Industries Energy, Sustainability, Natural Resources
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9. Cepsa

Cepsa, headquartered in Spain, is a globally respected integrated energy company. As part of its commitment to sustainability and innovation in the renewable energy sector, Cepsa has been actively expanding its portfolio beyond traditional hydrocarbons to include renewable sources such as solar and wind power. In Spain, Cepsa is leveraging its expertise to contribute to the country’s ambitious renewable energy goals, focusing on creating efficient, sustainable energy solutions that align with global environmental standards and meet the growing energy demands of the future. Cepsa’s move into the renewables sector not only supports Spain’s energy transition plans but also underscores the company’s adaptation to the evolving energy landscape.

Location 🇪🇸 Community Of Madrid, Madrid	Size View 4,822 employees
Revenue $ 500-1000M	Industries Energy, Sustainability
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10. Siemens Gamesa Renewable Energy S.A.

Siemens Gamesa Renewable Energy S.A., based in Spain, is a forefront player in the global wind energy sector. The company excels in the design, manufacture, and maintenance of wind turbines, and is deeply involved in the development of onshore and offshore projects in Spain. By leveraging cutting-edge technology and extensive expertise, Siemens Gamesa aims to enhance the efficiency and sustainability of wind energy solutions. Their commitment to innovation and sustainability makes them stand out in Spain’s growing renewable energy market, focusing on delivering reliable and eco-friendly 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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