Company lists · Data refreshed October 2026

Top 25 Battery energy storage developers based in Spain

Name: Battery energy storage developers based in Spain
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Oct 8, 2026 119 companies tracked

RevenueBase identified 119 company matches for battery energy storage developers associated with Spain as of October 2026 and tracks 3,199 professional contacts across them, including 1,009 with verified work emails. Madrid is the largest hub.

This list covers company matches for battery energy storage developers 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 October 8, 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.

How to read this list RevenueBase SmartSearch · Exact Recorded Oct 8, 2026 How this list was built

119Companies

3,199Contacts tracked

1,009Verified emails

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The 25 largest battery energy storage developers based in Spain

Ranked by team size

Top 25 of 119 company matches for battery energy storage developers based in Spain, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 8, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Power Electronics	Exact match	Llíria, SpainHQ recorded Oct 8, 2026	1,001-5,000	2,007 contacts →
	Exact match “Power Electronics is the leading manufacturer of solar inverters in Europe, Oceania, and America, and the global leader in energy storage inverter solutions.” Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
2	CIC Energigune	Exact match	Vitoria, SpainHQ recorded Oct 8, 2026	201-500	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 · Oct 8, 2026 · View company records in RevenueBase
3	Jema Energy Power Conversion Systems	Exact match	Lasarte-oria, SpainHQ recorded Oct 8, 2026	51-200	109 contacts →
	Exact match “Jema Energy designs and manufactures static power converters for the following sectors- Power Generation, Oil & Gas, Transmission & Distribution Dynamic Reactive Power…” Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
4	CIIAE	Exact match	Cáceres, SpainHQ recorded Oct 8, 2026	51-200	81 contacts →
	Exact match “The CIIAE is the response to the technological and scientific challenges in manageability of green energy Energy storage based on different technologies (Li, Na, flow batteries…” Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
5	Hesstec Hybrid Energy Storage Solutions LTD	Exact match	Paterna, SpainHQ recorded Oct 8, 2026	11-50	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 · Oct 8, 2026 · View company records in RevenueBase
6	Ampere Energy	Exact match	Puzol, SpainHQ recorded Oct 8, 2026	51-200	56 contacts →
	Exact match “Welcome to the new energy model.” Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
7	Cegasa Energía, S.L.U	Exact match	Miñano - Vitoria, SpainHQ recorded Oct 8, 2026	51-200	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 · Oct 8, 2026 · View company records in RevenueBase
8	Beeplanet Factory	Exact match	Orkoien, SpainHQ recorded Oct 8, 2026	11-50	41 contacts →
	Exact match “At BeePlanet Factory, we offer sustainable energy storage solutions.” Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
9	Vector Energy	Exact match	Santa Perpetua De Mogoda, SpainHQ recorded Oct 8, 2026	11-50	36 contacts →
	Exact match “Vector Energy es una empresa líder en automatización, control industrial, energías renovables y eficiencia energética con más de 25 años de experiencia.” Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
10	Cellect Energy	Exact match	Barcelona, SpainHQ recorded Oct 8, 2026	11-50	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 · Oct 8, 2026 · View company records in RevenueBase
11	Eft-Systems	Exact match	Lasarte, SpainHQ recorded Oct 8, 2026	11-50	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 · Oct 8, 2026 · View company records in RevenueBase
12	Alterity	Exact match	Zamudio, SpainHQ recorded Oct 8, 2026	11-50	20 contacts →
	Exact match “Alterity is a technology company specialized in the design and manufacture of lithium batteries in various sectors, such as industrial and urban electric mobility.” Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
13	Epic Power Converters	Exact match	Zaragoza, SpainHQ recorded Oct 8, 2026	11-50	19 contacts →
	Exact match “We design and manufacture bidirectional DC/DC converters beyond the state-of-the-art.” Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
14	Sonnen Spain	Exact match	Olot, SpainHQ recorded Oct 8, 2026	11-50	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 · Oct 8, 2026 · View company records in RevenueBase
15	RPOW	Exact match	Seville, SpainHQ recorded Oct 8, 2026	11-50	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 · Oct 8, 2026 · View company records in RevenueBase
16	Wattius	Exact match	Granollers, SpainHQ recorded Oct 8, 2026	11-50	14 contacts →
	Exact match “Wattius is a electronic engineering company based in Barcelona specialised in Battery Management solutions.” Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
17	Trinity Energy Storage	Exact match	Madrid, SpainHQ recorded Oct 8, 2026	11-50	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 · Oct 8, 2026 · View company records in RevenueBase
18	Pebblex	Exact match	Madrid, SpainHQ recorded Oct 8, 2026	11-50	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 · Oct 8, 2026 · View company records in RevenueBase
19	Abervian Product Engineering	Exact match	Castellón De La Plana, SpainHQ recorded Oct 8, 2026	11-50	11 contacts →
	Exact match “Diseñamos y desarrollamos sistemas eléctricos avanzados para electrificación y almacenamiento energético.” Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
20	Ncpower	Exact match	Murcia, SpainHQ recorded Oct 8, 2026	11-50	10 contacts →
	Exact match “NCPOWER, Spanish Manufacturer of Custom High Performance Lithium Batteries We design, develop and manufacture Advanced Lithium-ion energy storage solutions for electromobility for…” Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
21	Solcam Energia	Exact match	Riudoms, SpainHQ recorded Oct 8, 2026	11-50	10 contacts →
	Exact match “Impulsamos la transición energética del sector industrial con soluciones integrales y de gran escala.” Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
22	Thermophoton	Exact match	Madrid, SpainHQ recorded Oct 8, 2026	1-10	10 contacts →
	Exact match “Energy Storage & Dispatchable Heat and Power Solutions” Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
23	Silbat Energy Storage Solutions	Exact match	Madrid, SpainHQ recorded Oct 8, 2026	1-10	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 · Oct 8, 2026 · View company records in RevenueBase
24	Empirical Advances	Exact match	Madrid (campus De Cantoblanco), SpainHQ recorded Oct 8, 2026	1-10	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 · Oct 8, 2026 · View company records in RevenueBase
25	Ethical Power Spain	Exact match	Madrid, SpainHQ recorded Oct 8, 2026	11-50	8 contacts →
	Exact match “Ethical Power Spain is a group company of Ethical Power Group.” Recorded in the RevenueBase company graph · Oct 8, 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 “battery energy storage developers”. 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 119 battery energy storage developers based in Spain

See the full list, filter by size, metro and specialty, and access 1,009 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Battery energy storage developers based in Spain at a glance

As of Oct 8, 2026

31.5%Verified-email coverage

26.9Average contacts per company

1-10Median size (employees)

23.5%Largest-city concentration · Madrid

Oct 8, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

501-1,000

1,001-5,000

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 119 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 “battery energy storage developers” 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 1,009 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 October 8, 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 “battery energy storage developers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many battery energy storage developers are there based in Spain?

RevenueBase identified 119 company matches for battery energy storage developers associated with Spain as of October 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?

Power Electronics tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most battery energy storage developers?

Madrid leads with 28 company records, followed by Barcelona (11) and Malaga (3).

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 1,009 professional contacts with verified work emails tracked across these 119 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 October 8, 2026.

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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.