Company lists · Data refreshed September 2026
Top 25 Energy generation companies based in Spain
RevenueBase identified 121 company matches for energy generation companies associated with Spain as of September 2026 and tracks 13,054 professional contacts across them, including 1,054 with verified work emails. Madrid is the largest hub.
This list covers company matches for energy generation companies associated with Spain, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed September 16, 2026.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.
The 25 largest energy generation companies based in Spain
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 929 contacts → | ||||
Exact match “At Zelestra, we are on a mission to change the world by making decarbonization a reality for our partners.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 2 | 774 contacts → | ||||
Exact match “Estamos creado una nueva energía en el planeta.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 3 | 533 contacts → | ||||
Exact match “We are a vertically integrated energy company and offer tailored solutions for large consumers and for new energy demands, such as data centers.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 4 | 314 contacts → | ||||
Exact match “LANCO INFRATECH LIMITED is an oil and energy company based out of Calle Laguna del Marquesado Nª 19, Nave 16 Edificio Adriana 1ª Planta, Polígono Industrial La Resina…” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 5 | 305 contacts → | ||||
Exact match “Solaria Energía y Medio Ambiente is a company dedicated to selling carbon free energy generated by its solar plants.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 6 | 268 contacts → | ||||
Exact match “The Spanish company MAETEL, with its head office located in the city of Zaragoza, which is integrated in the industrial division of ACS Group.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 7 | 203 contacts → | ||||
Exact match “Somos una compañía española con más de 20 años en el sector energético.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 8 | 202 contacts → | ||||
Exact match “Nexus Energía es una empresa energética cuyo buque insignia es la comercialización de electricidad y gas natural.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 9 | 175 contacts → | ||||
Exact match “Greening is a global, vertically integrated renewable energy company that not only generates and markets its own green energy, but does so through a diversified portfolio of…” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 10 | 168 contacts → | ||||
Exact match “INITEC Energía focuses its activity on the construction of electricity generation facilities.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 11 | 156 contacts → | ||||
Exact match “Saeta Yield is an energy company headquartered in Madrid, Spain, that manages an energy portfolio of 601 MW of wind and PV solar energy in Spain and 144 MW in Portugal.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 12 | 131 contacts → | ||||
Exact match “BNZ is an independent power producer (IPP) that develops, builds, and operates renewable energy projects in Europe, particularly in Portugal, Italy, and Spain.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 13 | 87 contacts → | ||||
Exact match “Greenalia is an independent renewable energy producer.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 14 | 72 contacts → | ||||
Exact match “ENSO Energy Environment and Sustainability se dedica al desarrollo, promoción, construcción y operación de plantas de generación eléctrica y térmica.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 15 | 61 contacts → | ||||
Exact match “ARENA Green Power is an independent Renewable Energy company focused in the Development, Construction and Operation of proprietary projects and also in providing turnkey…” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 16 | 56 contacts → | ||||
Exact match “VERBUND Green Power Iberia es la filial española del grupo VERBUND, empresa líder en el sector energético de Austria y una de las mayores productoras de energía renovable de…” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 17 | 56 contacts → | ||||
Exact match “Grupo CARTAGO desarrolla servicios de ingeniería y de dirección y supervisión de obra en la construcción y puesta en marcha de plantas industriales, petroquímicas, centrales…” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 18 | 51 contacts → | ||||
Exact match “Somos comercializadora y generadores de energía renovable, ofrecemos propuestas claras, trato directo y servicio a tu medida, sin rodeos ni letra pequeña.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 19 | 48 contacts → | ||||
Exact match “MET Energía España es la filial ibérica del grupo MET.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 20 | 45 contacts → | ||||
Exact match “Lidera el cambio a la energía 100% renovable.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 21 | 42 contacts → | ||||
Exact match “Somos Colaborador Oficial de IBERDROLA, grupo empresarial dedicado a la producción, distribución y comercialización de energía.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 22 | 41 contacts → | ||||
Exact match “Iner, la energía con personalidad propia.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 23 | 38 contacts → | ||||
Exact match “En EnchufeSolar trabajamos para hacer fácil lo complejo.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 24 | 33 contacts → | ||||
Exact match “INGENIUM GROUP is an international energy group specialized in the development and investment in renewable energy projects, with a presence in Italy, Spain, and Germany.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 25 | 32 contacts → | ||||
Exact match “is a company focused on becoming a benchmark in energy generation and the provision of services to guarantee the sustainability of the planet.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
RevenueBase SmartSearch
Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.
This list uses Exact for “energy generation companies”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.
Showing 25 of 121 energy generation companies based in Spain
See the full list, filter by size, metro and specialty, and access 1,054 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Energy generation companies based in Spain at a glance
As of Sep 16, 2026Companies by employee count
Email recency for this list is measured worldwide rather than for Spain, so it is reported there. Company counts and contact totals on this page are exact for Spain, over 121 companies.
How this list was built
The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
- What qualifies
- Company records associated with Spain whose business descriptions match “energy generation companies” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
- RevenueBase SmartSearch
- Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
- Public preview
- The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
- Match quality
- RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
- Ranking
- Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
- Verification
- Every displayed company carries at least one verified work email. RevenueBase tracks 1,054 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
- Refresh
- This page's figures were pulled from the company graph on September 16, 2026. Lists refresh periodically as the graph is re-checked.
- Record context
- Company records and descriptions can change. Check the company's website for its current services and locations.
Frequently asked
What is RevenueBase SmartSearch?
RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “energy generation companies”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many energy generation companies are there based in Spain?
RevenueBase identified 121 company matches for energy generation companies associated with Spain as of September 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.
What is the largest company on this list?
Zelestra tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most energy generation companies?
Madrid leads with 42 company records, followed by Barcelona (8) and Granada (6).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 1,054 professional contacts with verified work emails tracked across these 121 companies; direct dials are available where recorded.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 16, 2026.
Ready to reach these companies? Verified emails and direct dials for all 121 energy generation companies based in Spain. Start with a free account, no credit card.
Download this list →Related lists
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Browse the directory
About this data
RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Energy generation companies based in Argentina
- Energy generation companies based in Australia
- Energy generation companies based in Brazil
- Energy generation companies based in Canada
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Company intelligence · public preview
Top 25 energy generation companies based in Spain
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 121 matching company records for energy generation companies based in Spain, with 13,054 tracked contacts and 1,054 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 16, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 energy generation companies based in Spain
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 |  Zelestrazelestra.energyHQ: SpainReported employees: 501-1,000 | Spain | 501-1,000 | Exact match | 929 contacts → |
“At Zelestra, we are on a mission to change the world by making decarbonization a reality for our partners.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  EDP Españaedpenergia.esHQ: Madrid, SpainReported employees: 1,001-5,000 | Madrid, Spain | 1,001-5,000 | Exact match | 774 contacts → |
“Estamos creado una nueva energía en el planeta.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  IGNISignis.esHQ: Madrid, SpainReported employees: 501-1,000 | Madrid, Spain | 501-1,000 | Exact match | 533 contacts → |
“We are a vertically integrated energy company and offer tailored solutions for large consumers and for new energy demands, such as data centers.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Lanco Infratech Limitedlancogroup.comHQ: Madrid, SpainReported employees: 1,001-5,000 | Madrid, Spain | 1,001-5,000 | Exact match | 314 contacts → |
“LANCO INFRATECH LIMITED is an oil and energy company based out of Calle Laguna del Marquesado Nª 19, Nave 16 Edificio Adriana 1ª Planta, Polígono Industrial La Resina…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Solaria Energía Y Medio Ambientesolariaenergia.comHQ: Madrid, SpainReported employees: 51-200 | Madrid, Spain | 51-200 | Exact match | 305 contacts → |
“Solaria Energía y Medio Ambiente is a company dedicated to selling carbon free energy generated by its solar plants.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Maetelmaetel.comHQ: Zaragoza, SpainReported employees: 201-500 | Zaragoza, Spain | 201-500 | Exact match | 268 contacts → |
“The Spanish company MAETEL, with its head office located in the city of Zaragoza, which is integrated in the industrial division of ACS Group.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Capital Energycapitalenergy.comHQ: Pozuelo De Alarcón, SpainReported employees: 201-500 | Pozuelo De Alarcón, Spain | 201-500 | Exact match | 203 contacts → |
“Somos una compañía española con más de 20 años en el sector energético.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Nexus Energíanexusenergia.comHQ: Barcelona, SpainReported employees: 201-500 | Barcelona, Spain | 201-500 | Exact match | 202 contacts → |
“Nexus Energía es una empresa energética cuyo buque insignia es la comercialización de electricidad y gas natural.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Greeninggreening-group.comHQ: Granada, SpainReported employees: 501-1,000 | Granada, Spain | 501-1,000 | Exact match | 175 contacts → |
“Greening is a global, vertically integrated renewable energy company that not only generates and markets its own green energy, but does so through a diversified portfolio of…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Initec Energíainitec-energia.com HQ: Madrid, SpainReported employees: 201-500 | Madrid, Spain | 201-500 | Exact match | 168 contacts → |
“INITEC Energía focuses its activity on the construction of electricity generation facilities.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Saeta Yieldsaetayield.comHQ: Madrid, SpainReported employees: 51-200 | Madrid, Spain | 51-200 | Exact match | 156 contacts → |
“Saeta Yield is an energy company headquartered in Madrid, Spain, that manages an energy portfolio of 601 MW of wind and PV solar energy in Spain and 144 MW in Portugal.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  BNZbnz.energyHQ: Barcelona, SpainReported employees: 11-50 | Barcelona, Spain | 11-50 | Exact match | 131 contacts → |
“BNZ is an independent power producer (IPP) that develops, builds, and operates renewable energy projects in Europe, particularly in Portugal, Italy, and Spain.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Greenalia S.Agreenalia.esHQ: A Coruña, SpainReported employees: 51-200 | A Coruña, Spain | 51-200 | Exact match | 87 contacts → |
“Greenalia is an independent renewable energy producer.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Enso Energy Environment & Sustainabilityensoenergy.esHQ: Madrid, SpainReported employees: 51-200 | Madrid, Spain | 51-200 | Exact match | 72 contacts → |
“ENSO Energy Environment and Sustainability se dedica al desarrollo, promoción, construcción y operación de plantas de generación eléctrica y térmica.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Arena Green Powerarenapower.comHQ: Seville, SpainReported employees: 51-200 | Seville, Spain | 51-200 | Exact match | 61 contacts → |
“ARENA Green Power is an independent Renewable Energy company focused in the Development, Construction and Operation of proprietary projects and also in providing turnkey…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Verbund Green Power Iberiaverbund.esHQ: Madrid, SpainReported employees: 51-200 | Madrid, Spain | 51-200 | Exact match | 56 contacts → |
“VERBUND Green Power Iberia es la filial española del grupo VERBUND, empresa líder en el sector energético de Austria y una de las mayores productoras de energía renovable de…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Grupo Cartago Ingenieroscartago-ingenieros.comHQ: Madrid, SpainReported employees: 51-200 | Madrid, Spain | 51-200 | Exact match | 56 contacts → |
“Grupo CARTAGO desarrolla servicios de ingeniería y de dirección y supervisión de obra en la construcción y puesta en marcha de plantas industriales, petroquímicas, centrales…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Planea Energíaplaneaenergia.esHQ: Albacete, SpainReported employees: 51-200 | Albacete, Spain | 51-200 | Exact match | 51 contacts → |
“Somos comercializadora y generadores de energía renovable, ofrecemos propuestas claras, trato directo y servicio a tu medida, sin rodeos ni letra pequeña.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  MET Energía Españamet.comHQ: Madrid, SpainReported employees: 11-50 | Madrid, Spain | 11-50 | Exact match | 48 contacts → |
“MET Energía España es la filial ibérica del grupo MET.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  Greening Energy Españalideraenergia.comHQ: Granada, SpainReported employees: 51-200 | Granada, Spain | 51-200 | Exact match | 45 contacts → |
“Lidera el cambio a la energía 100% renovable.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Prime Energyprimenergy.esHQ: Madrid, SpainReported employees: 51-200 | Madrid, Spain | 51-200 | Exact match | 42 contacts → |
“Somos Colaborador Oficial de IBERDROLA, grupo empresarial dedicado a la producción, distribución y comercialización de energía.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Iner Energíainerenergia.esHQ: Albacete, SpainReported employees: 51-200 | Albacete, Spain | 51-200 | Exact match | 41 contacts → |
“Iner, la energía con personalidad propia.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Enchufesolarenchufesolar.comHQ: Lucena, SpainReported employees: 11-50 | Lucena, Spain | 11-50 | Exact match | 38 contacts → |
“En EnchufeSolar trabajamos para hacer fácil lo complejo.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Ingeniumingeniumren.comHQ: Valencia, SpainReported employees: 11-50 | Valencia, Spain | 11-50 | Exact match | 33 contacts → |
“INGENIUM GROUP is an international energy group specialized in the development and investment in renewable energy projects, with a presence in Italy, Spain, and Germany.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  SYDISsydis.esHQ: Albacete, SpainReported employees: 51-200 | Albacete, Spain | 51-200 | Exact match | 32 contacts → |
“is a company focused on becoming a benchmark in energy generation and the provision of services to guarantee the sustainability of the planet.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 121 company matches
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Energy generation companies: dataset insights
September 16, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
121 records in the displayed employee bands.
0 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured worldwide rather than for Spain, so it is reported there. Company counts and contact totals on this page are exact for Spain, over 121 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 16, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Questions about this company list
What does Exact match mean for energy generation companies?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many energy generation companies did RevenueBase find based in Spain?
The saved snapshot records 121 matching company records, 13,054 tracked contacts and 1,054 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 16, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Energy generation companies by geography
- Energy generation companies based in Argentina
- Energy generation companies based in Australia
- Energy generation companies based in Brazil
- Energy generation companies based in Canada
- Energy generation companies based in Chile
- Energy generation companies based in Colombia
- Energy generation companies based in France
- Energy generation companies based in Germany
- Energy generation companies based in Greece
- Energy generation companies based in India
- Energy generation companies based in Indonesia
- Energy generation companies based in Italy
Browse the directory
Cite this list
RevenueBase Data Team. Top 25 energy generation companies based in Spain. Snapshot: September 16, 2026. https://revenuebase.ai/companies/energy-generation-companies/spain.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Energy generation companies based in Argentina
- Energy generation companies based in Australia
- Energy generation companies based in Brazil
- Energy generation companies based in Canada
- Energy generation companies based in Chile
- Energy generation companies based in Colombia
Company intelligence · public preview
Top 25 energy generation companies based in Spain
RevenueBase records 121 matching company records for energy generation companies based in Spain, with 13,054 tracked contacts and 1,054 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 16, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 energy generation companies based in Spain
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | Zelestrazelestra.energy HQ: SpainReported employees: 501-1,000 | Spain | 501-1,000 | Exact match | 929 contacts → |
“At Zelestra, we are on a mission to change the world by making decarbonization a reality for our partners.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | EDP Españaedpenergia.es HQ: Madrid, SpainReported employees: 1,001-5,000 | Madrid, Spain | 1,001-5,000 | Exact match | 774 contacts → |
“Estamos creado una nueva energía en el planeta.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | IGNISignis.es HQ: Madrid, SpainReported employees: 501-1,000 | Madrid, Spain | 501-1,000 | Exact match | 533 contacts → |
“We are a vertically integrated energy company and offer tailored solutions for large consumers and for new energy demands, such as data centers.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Lanco Infratech Limitedlancogroup.com HQ: Madrid, SpainReported employees: 1,001-5,000 | Madrid, Spain | 1,001-5,000 | Exact match | 314 contacts → |
“LANCO INFRATECH LIMITED is an oil and energy company based out of Calle Laguna del Marquesado Nª 19, Nave 16 Edificio Adriana 1ª Planta, Polígono Industrial La Resina…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Solaria Energía Y Medio Ambientesolariaenergia.com HQ: Madrid, SpainReported employees: 51-200 | Madrid, Spain | 51-200 | Exact match | 305 contacts → |
“Solaria Energía y Medio Ambiente is a company dedicated to selling carbon free energy generated by its solar plants.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Maetelmaetel.com HQ: Zaragoza, SpainReported employees: 201-500 | Zaragoza, Spain | 201-500 | Exact match | 268 contacts → |
“The Spanish company MAETEL, with its head office located in the city of Zaragoza, which is integrated in the industrial division of ACS Group.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Capital Energycapitalenergy.com HQ: Pozuelo De Alarcón, SpainReported employees: 201-500 | Pozuelo De Alarcón, Spain | 201-500 | Exact match | 203 contacts → |
“Somos una compañía española con más de 20 años en el sector energético.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Nexus Energíanexusenergia.com HQ: Barcelona, SpainReported employees: 201-500 | Barcelona, Spain | 201-500 | Exact match | 202 contacts → |
“Nexus Energía es una empresa energética cuyo buque insignia es la comercialización de electricidad y gas natural.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Greeninggreening-group.com HQ: Granada, SpainReported employees: 501-1,000 | Granada, Spain | 501-1,000 | Exact match | 175 contacts → |
“Greening is a global, vertically integrated renewable energy company that not only generates and markets its own green energy, but does so through a diversified portfolio of…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Initec Energíainitec-energia.com HQ: Madrid, SpainReported employees: 201-500 | Madrid, Spain | 201-500 | Exact match | 168 contacts → |
“INITEC Energía focuses its activity on the construction of electricity generation facilities.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Saeta Yieldsaetayield.com HQ: Madrid, SpainReported employees: 51-200 | Madrid, Spain | 51-200 | Exact match | 156 contacts → |
“Saeta Yield is an energy company headquartered in Madrid, Spain, that manages an energy portfolio of 601 MW of wind and PV solar energy in Spain and 144 MW in Portugal.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | BNZbnz.energy HQ: Barcelona, SpainReported employees: 11-50 | Barcelona, Spain | 11-50 | Exact match | 131 contacts → |
“BNZ is an independent power producer (IPP) that develops, builds, and operates renewable energy projects in Europe, particularly in Portugal, Italy, and Spain.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Greenalia S.Agreenalia.es HQ: A Coruña, SpainReported employees: 51-200 | A Coruña, Spain | 51-200 | Exact match | 87 contacts → |
“Greenalia is an independent renewable energy producer.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Enso Energy Environment & Sustainabilityensoenergy.es HQ: Madrid, SpainReported employees: 51-200 | Madrid, Spain | 51-200 | Exact match | 72 contacts → |
“ENSO Energy Environment and Sustainability se dedica al desarrollo, promoción, construcción y operación de plantas de generación eléctrica y térmica.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Arena Green Powerarenapower.com HQ: Seville, SpainReported employees: 51-200 | Seville, Spain | 51-200 | Exact match | 61 contacts → |
“ARENA Green Power is an independent Renewable Energy company focused in the Development, Construction and Operation of proprietary projects and also in providing turnkey…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Verbund Green Power Iberiaverbund.es HQ: Madrid, SpainReported employees: 51-200 | Madrid, Spain | 51-200 | Exact match | 56 contacts → |
“VERBUND Green Power Iberia es la filial española del grupo VERBUND, empresa líder en el sector energético de Austria y una de las mayores productoras de energía renovable de…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Grupo Cartago Ingenieroscartago-ingenieros.com HQ: Madrid, SpainReported employees: 51-200 | Madrid, Spain | 51-200 | Exact match | 56 contacts → |
“Grupo CARTAGO desarrolla servicios de ingeniería y de dirección y supervisión de obra en la construcción y puesta en marcha de plantas industriales, petroquímicas, centrales…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Planea Energíaplaneaenergia.es HQ: Albacete, SpainReported employees: 51-200 | Albacete, Spain | 51-200 | Exact match | 51 contacts → |
“Somos comercializadora y generadores de energía renovable, ofrecemos propuestas claras, trato directo y servicio a tu medida, sin rodeos ni letra pequeña.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | MET Energía Españamet.com HQ: Madrid, SpainReported employees: 11-50 | Madrid, Spain | 11-50 | Exact match | 48 contacts → |
“MET Energía España es la filial ibérica del grupo MET.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Greening Energy Españalideraenergia.com HQ: Granada, SpainReported employees: 51-200 | Granada, Spain | 51-200 | Exact match | 45 contacts → |
“Lidera el cambio a la energía 100% renovable.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Prime Energyprimenergy.es HQ: Madrid, SpainReported employees: 51-200 | Madrid, Spain | 51-200 | Exact match | 42 contacts → |
“Somos Colaborador Oficial de IBERDROLA, grupo empresarial dedicado a la producción, distribución y comercialización de energía.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Iner Energíainerenergia.es HQ: Albacete, SpainReported employees: 51-200 | Albacete, Spain | 51-200 | Exact match | 41 contacts → |
“Iner, la energía con personalidad propia.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Enchufesolarenchufesolar.com HQ: Lucena, SpainReported employees: 11-50 | Lucena, Spain | 11-50 | Exact match | 38 contacts → |
“En EnchufeSolar trabajamos para hacer fácil lo complejo.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Ingeniumingeniumren.com HQ: Valencia, SpainReported employees: 11-50 | Valencia, Spain | 11-50 | Exact match | 33 contacts → |
“INGENIUM GROUP is an international energy group specialized in the development and investment in renewable energy projects, with a presence in Italy, Spain, and Germany.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | SYDISsydis.es HQ: Albacete, SpainReported employees: 51-200 | Albacete, Spain | 51-200 | Exact match | 32 contacts → |
“is a company focused on becoming a benchmark in energy generation and the provision of services to guarantee the sustainability of the planet.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 121 company matches
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Energy generation companies: dataset insights
September 16, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
121 records in the displayed employee bands.
0 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured worldwide rather than for Spain, so it is reported there. Company counts and contact totals on this page are exact for Spain, over 121 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 16, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Questions about this company list
What does Exact match mean for energy generation companies?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many energy generation companies did RevenueBase find based in Spain?
The saved snapshot records 121 matching company records, 13,054 tracked contacts and 1,054 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 16, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
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Cite this list
RevenueBase Data Team. Top 25 energy generation companies based in Spain. Snapshot: September 16, 2026. https://revenuebase.ai/companies/energy-generation-companies/spain.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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