Company lists · Data refreshed September 2026

Top 18 Off-grid solar system suppliers based in Madrid, Spain

RevenueBase identified 88 company matches for off-grid solar system suppliers associated with Madrid, Spain as of September 2026 and tracks 4,115 professional contacts across them, including 397 with verified work emails. Across Spain, Madrid is the largest hub for this category.

This list covers company matches for off-grid solar system suppliers associated with Madrid, 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 17, 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 Sep 17, 2026 How this list was built
88Companies
4,115Contacts tracked
397Verified emails
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The 18 largest off-grid solar system suppliers based in Madrid, Spain

Ranked by team size
Top 18 of 88 company matches for off-grid solar system suppliers based in Madrid, Spain, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 17, 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.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchMadrid, SpainHQ recorded Sep 17, 2026501-1,000699 contacts →

Exact match

“The on-demand energy producer empowering ever-changing lives Grenergy is a Spanish multinational clean energy producer.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
2Exact matchMadrid, SpainHQ recorded Sep 17, 202651-200125 contacts →

Exact match

“RatedPower, part of Enverus since 2022, leads the solar software industry, enabling developers, IPPs, contractors, investors, and manufacturers to make better data-informed…”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
3Exact matchMadrid, SpainHQ recorded Sep 17, 202651-200103 contacts →

Exact match

“En POWEN Somos los especialistas en energía solar fotovoltaica para los clientes que desean una alternativa energética basada en el ahorro, respeto por el medio ambiente y el uso…”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
4Exact matchMadrid, SpainHQ recorded Sep 17, 2026201-50052 contacts →

Exact match

“Apostando por soluciones ecológicas, ofrecemos servicios que proporcionan independencia energética.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
5Exact matchMadrid, SpainHQ recorded Sep 17, 202611-5048 contacts →

Exact match

“Esto es inteligencia solar En Repsol y Movistar hemos unido nuestra experiencia en innovación y tecnología para crear una nueva solución de autoconsumo.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
6Exact matchMadrid, SpainHQ recorded Sep 17, 202611-5035 contacts →

Exact match

“Acercamos la energía renovable a tu hogar: Construimos un nuevo modelo de relación entre la energía y las personas.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
7Exact matchMadrid, SpainHQ recorded Sep 17, 202611-5020 contacts →

Exact match

“Solar Energy Experts ¿Sabes que puedes tener energía solar sin inversión inicial?”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
8Exact matchMadrid, SpainHQ recorded Sep 17, 202611-5012 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 17, 2026 · View company records in RevenueBase
9Exact matchMadrid, SpainHQ recorded Sep 17, 202611-5012 contacts →

Exact match

“En SolarYou trabajamos para acelerar la transición hacia un modelo energético más sostenible, haciendo que el acceso a la energía solar sea sencillo, eficiente y sin…”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
10Exact matchMadrid, SpainHQ recorded Sep 17, 202611-509 contacts →

Exact match

“Arconi Solutions is an international engineering firm incorporated in 2007 under the laws of Spain.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
11Exact matchMadrid, SpainHQ recorded Sep 17, 202611-508 contacts →

Exact match

“Ethical Power Spain is a group company of Ethical Power Group.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
12Exact matchMadrid, SpainHQ recorded Sep 17, 202611-507 contacts →

Exact match

“SOLARC develops, produces and distributes high-quality, high-technology, innovative low power photovoltaic devices.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
13Exact matchMadrid, SpainHQ recorded Sep 17, 202611-505 contacts →

Exact match

“Empresa española con un concepto integral e innovador dedicada al diseño de soluciones de generación renovable a medida de cada consumidor, con especialización en tecnología…”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
14Exact matchMadrid, SpainHQ recorded Sep 17, 20261-104 contacts →

Exact match

“En PWR Capital Energy, somos profesionales y especialistas en energías renovables con más de 30 años de experiencia, con valores principales enfocados a el cliente y al…”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
15Exact matchMadrid, SpainHQ recorded Sep 17, 20261-104 contacts →

Exact match

“Instalación de placas fotovoltaicas y energías renovables, optimizamos factura eléctrica.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
16Exact matchMadrid, SpainHQ recorded Sep 17, 202611-502 contacts →

Exact match

“SolBrick nace con la finalidad de apoyar el cambio del actual modelo energético por otro más accesible, social y sostenible.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
17Exact matchMadrid, SpainHQ recorded Sep 17, 20261-102 contacts →

Exact match

“Cleanergetic's mission is to develop innovative services and solutions that can reduce carbon footprint in residential and commercial segments by improving the energy efficiency…”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
18Exact matchMadrid, SpainHQ recorded Sep 17, 20261-102 contacts →

Exact match

“Light Humanity provides solar energy to drive an energy transition in the hands of the people, in a sustainable and inclusive way, while prioritising the fight against energy…”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase

Showing 18 of 88 off-grid solar system suppliers based in Madrid, Spain

See the full list, filter by size, metro and specialty, and access 397 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Off-grid solar system suppliers based in Madrid, Spain at a glance

As of Sep 17, 2026
9.6%Verified-email coverage
46.8Average contacts per company
11-50Median size (employees)
Sep 17, 2026Page data refreshed

Companies by employee count

1-10
36
11-50
34
51-200
8
201-500
1
501-1,000
4
1,001-5,000
2
10001+
3

Email recency for this list is measured across the whole Spain list rather than for Madrid, so it is reported there. Company counts and contact totals on this page are exact for Madrid, over 88 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 Madrid, Spain whose business descriptions match “off-grid solar system suppliers” 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 397 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 17, 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.

Off-grid solar system suppliers by metro in Spain

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 “off-grid solar system suppliers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many off-grid solar system suppliers are there based in Madrid, Spain?

RevenueBase identified 88 company matches for off-grid solar system suppliers associated with Madrid, 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?

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

Which city in Spain has the most off-grid solar system suppliers?

Madrid leads Spain with 88 company records, followed by Barcelona (30) and Valencia (27).

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 397 professional contacts with verified work emails tracked across these 88 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 17, 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.