Company lists · Data refreshed September 2026
Top 25 Energy storage startups based in Spain
RevenueBase identified 81 company matches for energy storage startups associated with Spain as of September 2026 and tracks 1,345 professional contacts across them, including 253 with verified work emails. Madrid is the largest hub.
This list covers company matches for energy storage startups 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 storage startups based in Spain
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 345 contacts → | ||||
Exact match “Building the most impactful green energy community in Europe by unleashing the full potential of electrifying energy demand by scaling distributed Solar and Storage.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 2 | 204 contacts → | ||||
Exact match “CIC energiGUNE, a member of the Basque Research & Technology Alliance- BRTA, is a benchmark research center in Europe in the field of electrochemical and thermal energy storage.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 3 | 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 | |||||
| 4 | 61 contacts → | ||||
Exact match “Hybrid Energy Storage Solution Ltd.(hereinafter called HESS Ltd.) is a technological solution provider, pioneer in creating hybrid energy storage solutions (HESS), optimized in…” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 5 | 55 contacts → | ||||
Exact match “CEGASA Energía, founded in 1934, is the European leader in designing and manufacturing energy storage solutions.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 6 | 41 contacts → | ||||
Exact match “At BeePlanet Factory, we offer sustainable energy storage solutions.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 7 | 30 contacts → | ||||
Exact match “Headquartered in Madrid, Hanwha Energy Europe is a leading player in the renewable energy sector.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 8 | 27 contacts → | ||||
Exact match “At Cellect, we focus on supporting the future of utility-scale battery energy storage with our technical and commercial asset management platform.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 9 | 21 contacts → | ||||
Exact match “The EFT team is committed to the idea of a regenerative and decentralized energy supply and has found the perfect partner for this in the extraordinary and unique large company…” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 10 | 18 contacts → | ||||
Exact match “La energía limpia y asequible para todos es uno de los mayores desafíos de nuestro tiempo.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 11 | 18 contacts → | ||||
Exact match “RPow is a consultancy and engineering firm whose mission is to develop customized solutions for a greener future (Net Zero) through the use of long-duration energy storage systems.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 12 | 12 contacts → | ||||
Exact match “Underground storage facilities are strategic infrastructure where energy reserves are kept to balance supply and demand and to meet consumption peaks that may occur throughout the…” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 13 | 12 contacts → | ||||
Exact match “En Pebblex diseñamos y desplegamos sistemas de almacenamiento energético que hacen la transición renovable posible.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 14 | 11 contacts → | ||||
Exact match “Soluciones globales para el almacenamiento y gestión de energías renovables, en particular, mediante la producción, almacenamiento y distribución de hidrógeno verde.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 15 | 10 contacts → | ||||
Exact match “Impulsamos la transición energética del sector industrial con soluciones integrales y de gran escala.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 16 | 10 contacts → | ||||
Exact match “Energy Storage & Dispatchable Heat and Power Solutions” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 17 | 10 contacts → | ||||
Exact match “We are developing a long-duration (100hrs) battery based on the latent heat of fusion of silicon.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 18 | 9 contacts → | ||||
Exact match “Empirical Advances is a deeptech startup focused on the development of advanced carbon nanomaterials for energy storage and electrochemical applications.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 19 | 8 contacts → | ||||
Exact match “Ethical Power Spain is a group company of Ethical Power Group.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 20 | 5 contacts → | ||||
Exact match “Greendur is a technology-based start up focused on the development of solutions for the decarbonization of industrial processes heat.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 21 | 4 contacts → | ||||
Exact match “With more than 20-year experience, Kuantica HST (formerly Hybrid Stein Group) has always believe that renewables energies will make a new future.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 22 | 3 contacts → | ||||
Exact match “E22 Energy Storage Solutions is a company specialized in the definition and supply of energy storage solutions, and more specifically in the manufacturing of vanadium flow…” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 23 | 2 contacts → | ||||
Exact match “MULTINATIONAL COMPANY SPECIALIZED IN BATTERY STORAGE SYSTEMS.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 24 | 2 contacts → | ||||
Exact match “Sun.en Capital Oü is a Solar PV and BESS development investment partner with a strong track record in delivering value to our clients and partners.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 25 | 2 contacts → | ||||
Exact match “We offer consulting and engineering services for your energy storage project.” 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 storage startups”. 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 81 energy storage startups based in Spain
See the full list, filter by size, metro and specialty, and access 253 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Energy storage startups 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 81 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 storage startups” 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 253 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 storage startups”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many energy storage startups are there based in Spain?
RevenueBase identified 81 company matches for energy storage startups 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?
Holaluz tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most energy storage startups?
Madrid leads with 26 company records, followed by Barcelona (11) and Seville (4).
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 253 professional contacts with verified work emails tracked across these 81 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 81 energy storage startups 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
Company intelligence · public preview
Top 25 energy storage startups 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 81 matching company records for energy storage startups based in Spain, with 1,345 tracked contacts and 253 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 storage startups 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 |  Holaluzholaluz.comHQ: Barcelona, SpainReported employees: 201-500 | Barcelona, Spain | 201-500 | Exact match | 345 contacts → |
“Building the most impactful green energy community in Europe by unleashing the full potential of electrifying energy demand by scaling distributed Solar and Storage.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  CIC Energigunecicenergigune.comHQ: Vitoria, SpainReported employees: 201-500 | Vitoria, Spain | 201-500 | Exact match | 204 contacts → |
“CIC energiGUNE, a member of the Basque Research & Technology Alliance- BRTA, is a benchmark research center in Europe in the field of electrochemical and thermal energy storage.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  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. | |||||
| 4 |  Hesstec Hybrid Energy Storage Solutions LTDhesstec.netHQ: Paterna, SpainReported employees: 11-50 | Paterna, Spain | 11-50 | Exact match | 61 contacts → |
“Hybrid Energy Storage Solution Ltd.(hereinafter called HESS Ltd.) is a technological solution provider, pioneer in creating hybrid energy storage solutions (HESS), optimized in…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Cegasa Energía, S.L.Ucegasa.comHQ: Miñano - Vitoria, SpainReported employees: 51-200 | Miñano - Vitoria, Spain | 51-200 | Exact match | 55 contacts → |
“CEGASA Energía, founded in 1934, is the European leader in designing and manufacturing energy storage solutions.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Beeplanet Factorybeeplanetfactory.comHQ: Orkoien, SpainReported employees: 11-50 | Orkoien, Spain | 11-50 | Exact match | 41 contacts → |
“At BeePlanet Factory, we offer sustainable energy storage solutions.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Hanwha Energy Europehanwha.comHQ: Madrid, SpainReported employees: 51-200 | Madrid, Spain | 51-200 | Exact match | 30 contacts → |
“Headquartered in Madrid, Hanwha Energy Europe is a leading player in the renewable energy sector.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Cellect Energycellectenergy.comHQ: Barcelona, SpainReported employees: 11-50 | Barcelona, Spain | 11-50 | Exact match | 27 contacts → |
“At Cellect, we focus on supporting the future of utility-scale battery energy storage with our technical and commercial asset management platform.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Eft-Systemseft-systems.deHQ: Lasarte, SpainReported employees: 11-50 | Lasarte, Spain | 11-50 | Exact match | 21 contacts → |
“The EFT team is committed to the idea of a regenerative and decentralized energy supply and has found the perfect partner for this in the extraordinary and unique large company…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Sonnen Spainsonnen.esHQ: Olot, SpainReported employees: 11-50 | Olot, Spain | 11-50 | Exact match | 18 contacts → |
“La energía limpia y asequible para todos es uno de los mayores desafíos de nuestro tiempo.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  RPOWrpow.esHQ: Seville, SpainReported employees: 11-50 | Seville, Spain | 11-50 | Exact match | 18 contacts → |
“RPow is a consultancy and engineering firm whose mission is to develop customized solutions for a greener future (Net Zero) through the use of long-duration energy storage systems.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Trinity Energy Storagetrinity-es.comHQ: Madrid, SpainReported employees: 11-50 | Madrid, Spain | 11-50 | Exact match | 12 contacts → |
“Underground storage facilities are strategic infrastructure where energy reserves are kept to balance supply and demand and to meet consumption peaks that may occur throughout the…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Pebblexbepebblex.comHQ: Madrid, SpainReported employees: 11-50 | Madrid, Spain | 11-50 | Exact match | 12 contacts → |
“En Pebblex diseñamos y desplegamos sistemas de almacenamiento energético que hacen la transición renovable posible.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Sailh2sailh2.comHQ: Seville, SpainReported employees: 1-10 | Seville, Spain | 1-10 | Exact match | 11 contacts → |
“Soluciones globales para el almacenamiento y gestión de energías renovables, en particular, mediante la producción, almacenamiento y distribución de hidrógeno verde.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Solcam Energiasolcam.esHQ: Riudoms, SpainReported employees: 11-50 | Riudoms, Spain | 11-50 | Exact match | 10 contacts → |
“Impulsamos la transición energética del sector industrial con soluciones integrales y de gran escala.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Thermophotonthermophoton.comHQ: Madrid, SpainReported employees: 1-10 | Madrid, Spain | 1-10 | Exact match | 10 contacts → |
“Energy Storage & Dispatchable Heat and Power Solutions” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Silbat Energy Storage Solutionssilbat.comHQ: Madrid, SpainReported employees: 1-10 | Madrid, Spain | 1-10 | Exact match | 10 contacts → |
“We are developing a long-duration (100hrs) battery based on the latent heat of fusion of silicon.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Empirical Advancesempiricadvances.comHQ: Madrid (campus De Cantoblanco), SpainReported employees: 1-10 | Madrid (campus De Cantoblanco), Spain | 1-10 | Exact match | 9 contacts → |
“Empirical Advances is a deeptech startup focused on the development of advanced carbon nanomaterials for energy storage and electrochemical applications.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Ethical Power Spainethical-power.comHQ: Madrid, SpainReported employees: 11-50 | Madrid, Spain | 11-50 | Exact match | 8 contacts → |
“Ethical Power Spain is a group company of Ethical Power Group.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  Greendurgreendur.comHQ: Pamplona, SpainReported employees: 1-10 | Pamplona, Spain | 1-10 | Exact match | 5 contacts → |
“Greendur is a technology-based start up focused on the development of solutions for the decarbonization of industrial processes heat.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Kuantica Hybrid Solar Technologieskuantica-hst.comHQ: Arganda Del Rey, SpainReported employees: 11-50 | Arganda Del Rey, Spain | 11-50 | Exact match | 4 contacts → |
“With more than 20-year experience, Kuantica HST (formerly Hybrid Stein Group) has always believe that renewables energies will make a new future.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  E22 Energy Storage Solutionsenergystoragesolutions.comHQ: Alcobendas, SpainReported employees: 11-50 | Alcobendas, Spain | 11-50 | Exact match | 3 contacts → |
“E22 Energy Storage Solutions is a company specialized in the definition and supply of energy storage solutions, and more specifically in the manufacturing of vanadium flow…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Chelion Iberiachelion.euHQ: Las Rozas, SpainReported employees: 11-50 | Las Rozas, Spain | 11-50 | Exact match | 2 contacts → |
“MULTINATIONAL COMPANY SPECIALIZED IN BATTERY STORAGE SYSTEMS.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  SUN Capital Development Partners S.Lsuncap.euHQ: Madrid, SpainReported employees: 1-10 | Madrid, Spain | 1-10 | Exact match | 2 contacts → |
“Sun.en Capital Oü is a Solar PV and BESS development investment partner with a strong track record in delivering value to our clients and partners.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  Cellutioncellutionenergy.comHQ: Barcelona, SpainReported employees: 1-10 | Barcelona, Spain | 1-10 | Exact match | 2 contacts → |
“We offer consulting and engineering services for your energy storage project.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 81 company matches
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Energy storage startups: 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
81 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 81 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 storage startups?
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 storage startups did RevenueBase find based in Spain?
The saved snapshot records 81 matching company records, 1,345 tracked contacts and 253 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 storage startups by geography
- Energy storage startups based in Australia
- Energy storage startups based in Austria
- Energy storage startups based in Belgium
- Energy storage startups based in Brazil
- Energy storage startups based in Canada
- Energy storage startups based in China
- Energy storage startups based in Czechia
- Energy storage startups based in Denmark
- Energy storage startups based in France
- Energy storage startups based in Germany
- Energy storage startups based in India
- Energy storage startups based in Israel
Browse the directory
Cite this list
RevenueBase Data Team. Top 25 energy storage startups based in Spain. Snapshot: September 16, 2026. https://revenuebase.ai/companies/energy-storage-startups/spain.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
Company intelligence · public preview
Top 25 energy storage startups based in Spain
RevenueBase records 81 matching company records for energy storage startups based in Spain, with 1,345 tracked contacts and 253 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 storage startups 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 | Holaluzholaluz.com HQ: Barcelona, SpainReported employees: 201-500 | Barcelona, Spain | 201-500 | Exact match | 345 contacts → |
“Building the most impactful green energy community in Europe by unleashing the full potential of electrifying energy demand by scaling distributed Solar and Storage.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | CIC Energigunecicenergigune.com HQ: Vitoria, SpainReported employees: 201-500 | Vitoria, Spain | 201-500 | Exact match | 204 contacts → |
“CIC energiGUNE, a member of the Basque Research & Technology Alliance- BRTA, is a benchmark research center in Europe in the field of electrochemical and thermal energy storage.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | 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. | |||||
| 4 | Hesstec Hybrid Energy Storage Solutions LTDhesstec.net HQ: Paterna, SpainReported employees: 11-50 | Paterna, Spain | 11-50 | Exact match | 61 contacts → |
“Hybrid Energy Storage Solution Ltd.(hereinafter called HESS Ltd.) is a technological solution provider, pioneer in creating hybrid energy storage solutions (HESS), optimized in…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Cegasa Energía, S.L.Ucegasa.com HQ: Miñano - Vitoria, SpainReported employees: 51-200 | Miñano - Vitoria, Spain | 51-200 | Exact match | 55 contacts → |
“CEGASA Energía, founded in 1934, is the European leader in designing and manufacturing energy storage solutions.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Beeplanet Factorybeeplanetfactory.com HQ: Orkoien, SpainReported employees: 11-50 | Orkoien, Spain | 11-50 | Exact match | 41 contacts → |
“At BeePlanet Factory, we offer sustainable energy storage solutions.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Hanwha Energy Europehanwha.com HQ: Madrid, SpainReported employees: 51-200 | Madrid, Spain | 51-200 | Exact match | 30 contacts → |
“Headquartered in Madrid, Hanwha Energy Europe is a leading player in the renewable energy sector.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Cellect Energycellectenergy.com HQ: Barcelona, SpainReported employees: 11-50 | Barcelona, Spain | 11-50 | Exact match | 27 contacts → |
“At Cellect, we focus on supporting the future of utility-scale battery energy storage with our technical and commercial asset management platform.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Eft-Systemseft-systems.de HQ: Lasarte, SpainReported employees: 11-50 | Lasarte, Spain | 11-50 | Exact match | 21 contacts → |
“The EFT team is committed to the idea of a regenerative and decentralized energy supply and has found the perfect partner for this in the extraordinary and unique large company…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Sonnen Spainsonnen.es HQ: Olot, SpainReported employees: 11-50 | Olot, Spain | 11-50 | Exact match | 18 contacts → |
“La energía limpia y asequible para todos es uno de los mayores desafíos de nuestro tiempo.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | RPOWrpow.es HQ: Seville, SpainReported employees: 11-50 | Seville, Spain | 11-50 | Exact match | 18 contacts → |
“RPow is a consultancy and engineering firm whose mission is to develop customized solutions for a greener future (Net Zero) through the use of long-duration energy storage systems.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Trinity Energy Storagetrinity-es.com HQ: Madrid, SpainReported employees: 11-50 | Madrid, Spain | 11-50 | Exact match | 12 contacts → |
“Underground storage facilities are strategic infrastructure where energy reserves are kept to balance supply and demand and to meet consumption peaks that may occur throughout the…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Pebblexbepebblex.com HQ: Madrid, SpainReported employees: 11-50 | Madrid, Spain | 11-50 | Exact match | 12 contacts → |
“En Pebblex diseñamos y desplegamos sistemas de almacenamiento energético que hacen la transición renovable posible.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Sailh2sailh2.com HQ: Seville, SpainReported employees: 1-10 | Seville, Spain | 1-10 | Exact match | 11 contacts → |
“Soluciones globales para el almacenamiento y gestión de energías renovables, en particular, mediante la producción, almacenamiento y distribución de hidrógeno verde.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Solcam Energiasolcam.es HQ: Riudoms, SpainReported employees: 11-50 | Riudoms, Spain | 11-50 | Exact match | 10 contacts → |
“Impulsamos la transición energética del sector industrial con soluciones integrales y de gran escala.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Thermophotonthermophoton.com HQ: Madrid, SpainReported employees: 1-10 | Madrid, Spain | 1-10 | Exact match | 10 contacts → |
“Energy Storage & Dispatchable Heat and Power Solutions” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Silbat Energy Storage Solutionssilbat.com HQ: Madrid, SpainReported employees: 1-10 | Madrid, Spain | 1-10 | Exact match | 10 contacts → |
“We are developing a long-duration (100hrs) battery based on the latent heat of fusion of silicon.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Empirical Advancesempiricadvances.com HQ: Madrid (campus De Cantoblanco), SpainReported employees: 1-10 | Madrid (campus De Cantoblanco), Spain | 1-10 | Exact match | 9 contacts → |
“Empirical Advances is a deeptech startup focused on the development of advanced carbon nanomaterials for energy storage and electrochemical applications.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Ethical Power Spainethical-power.com HQ: Madrid, SpainReported employees: 11-50 | Madrid, Spain | 11-50 | Exact match | 8 contacts → |
“Ethical Power Spain is a group company of Ethical Power Group.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Greendurgreendur.com HQ: Pamplona, SpainReported employees: 1-10 | Pamplona, Spain | 1-10 | Exact match | 5 contacts → |
“Greendur is a technology-based start up focused on the development of solutions for the decarbonization of industrial processes heat.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Kuantica Hybrid Solar Technologieskuantica-hst.com HQ: Arganda Del Rey, SpainReported employees: 11-50 | Arganda Del Rey, Spain | 11-50 | Exact match | 4 contacts → |
“With more than 20-year experience, Kuantica HST (formerly Hybrid Stein Group) has always believe that renewables energies will make a new future.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | E22 Energy Storage Solutionsenergystoragesolutions.com HQ: Alcobendas, SpainReported employees: 11-50 | Alcobendas, Spain | 11-50 | Exact match | 3 contacts → |
“E22 Energy Storage Solutions is a company specialized in the definition and supply of energy storage solutions, and more specifically in the manufacturing of vanadium flow…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Chelion Iberiachelion.eu HQ: Las Rozas, SpainReported employees: 11-50 | Las Rozas, Spain | 11-50 | Exact match | 2 contacts → |
“MULTINATIONAL COMPANY SPECIALIZED IN BATTERY STORAGE SYSTEMS.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | SUN Capital Development Partners S.Lsuncap.eu HQ: Madrid, SpainReported employees: 1-10 | Madrid, Spain | 1-10 | Exact match | 2 contacts → |
“Sun.en Capital Oü is a Solar PV and BESS development investment partner with a strong track record in delivering value to our clients and partners.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Cellutioncellutionenergy.com HQ: Barcelona, SpainReported employees: 1-10 | Barcelona, Spain | 1-10 | Exact match | 2 contacts → |
“We offer consulting and engineering services for your energy storage project.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 81 company matches
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Energy storage startups: 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
81 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 81 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 storage startups?
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 storage startups did RevenueBase find based in Spain?
The saved snapshot records 81 matching company records, 1,345 tracked contacts and 253 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 storage startups based in Spain. Snapshot: September 16, 2026. https://revenuebase.ai/companies/energy-storage-startups/spain.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗