Company lists · Data refreshed November 2026

Top 24 Solar operations and maintenance services based in Spain

RevenueBase identified 120 company matches for solar operations and maintenance services associated with Spain as of November 2026 and tracks 2,318 professional contacts across them, including 256 with verified work emails. Madrid is the largest hub.

This list covers company matches for solar operations and maintenance services 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 November 6, 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 Nov 6, 2026 How this list was built
120Companies
2,318Contacts tracked
256Verified emails
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The 24 largest solar operations and maintenance services based in Spain

Ranked by team size
Top 24 of 120 company matches for solar operations and maintenance services based in Spain, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 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 matchZamudio, SpainHQ recorded Nov 6, 2026501-1,000826 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchMieres, SpainHQ recorded Nov 6, 2026501-1,000177 contacts →

Exact match

“Rioglass Solar is an international renewable energy company with more than 15 years of experience in the solar power industry.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchSant Just Desvern, SpainHQ recorded Nov 6, 202651-20085 contacts →

Exact match

“Alterna Energía es un partner 360 en sistemas energéticos, especializado en el desarrollo, ejecución y optimización de proyectos para empresas e infraestructuras.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchGijón, SpainHQ recorded Nov 6, 2026201-50066 contacts →

Exact match

“Asistencia Total en Mantenimiento España S.L.U.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchZaragoza, SpainHQ recorded Nov 6, 202651-20055 contacts →

Exact match

“Ingeniería y Aplicaciones Solares 2005 Zaragoza, S.L.(IASOL) es una empresa líder en Aragón en el desarrollo de energías limpias, que trabaja por el desarrollo sostenible y…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchTudela, SpainHQ recorded Nov 6, 202651-20033 contacts →

Exact match

“Empresa especializada en la Ejecución y Mantenimiento de proyectos de energías renovables.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchSantiago De Compostela, SpainHQ recorded Nov 6, 202651-20025 contacts →

Exact match

“En IM FutuRe ofrecemos servicios especializados en el mantenimiento preventivo, correctivo, gran correctivo, operación y administración de Parques Eólicos.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchÉcija, SpainHQ recorded Nov 6, 202651-20016 contacts →

Exact match

“We are a Spanish company specializing in the maintenance and cleaning of mirrors at concentrated solar power (CSP) and photovoltaic (PV) plants, and we operate in highly demanding…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchBarcelona, SpainHQ recorded Nov 6, 202611-5015 contacts →

Exact match

“At Nnergix, we believe that solar energy and its self-consumption are key elements to the transition to a new energy paradigm: greener, local, and decentralized.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchMadrid, SpainHQ recorded Nov 6, 202611-5014 contacts →

Exact match

“Operamos y Mantenemos Activos Renovables e Industriales Monitorizamos en tiempo real los Activos de Generación Hacemos el mantenimiento con personal propio especializado Nuestra…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchTrujillo, SpainHQ recorded Nov 6, 202611-5011 contacts →

Exact match

“Te ayudamos a maximizar el rendimiento de tu portfolio monitoreando su salud y controlando la degradación de tus módulos y su evolución (gracias a la termografía)”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchLlagostera, SpainHQ recorded Nov 6, 202611-509 contacts →

Exact match

“Som una companyia basada en la sostenibilitat i l'eficiència energètica, cercant tant el benefici econòmic com el el mediambiental.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchMadrid, SpainHQ recorded Nov 6, 202611-508 contacts →

Exact match

“GUDNUS offer commissioning and O&M services to renewable energy projects.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchMadrid, SpainHQ recorded Nov 6, 20261-107 contacts →

Exact match

“FersiSolar is an Engineering and Consulting company specialized in Concentrated Solar, that services solar thermal installations, that need different technical solutions for…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchAlbacete, SpainHQ recorded Nov 6, 20261-106 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchPalau-solità I Plegamans, SpainHQ recorded Nov 6, 202611-505 contacts →

Exact match

“Somos una empresa de instalación y mantenimiento preventivo y correctivo de Calefacción, Climatización, ACS y Energía Solar.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchBerrioplano, SpainHQ recorded Nov 6, 202611-505 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchSant Fost De Campsentelles, SpainHQ recorded Nov 6, 20261-105 contacts →

Exact match

“Optimal Sun is a company that brings total focus on the care and optimization of solar photovoltaic (PV) plants in Spain and Spanish speaking markets to owners and operators of…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchAlonsotegui, SpainHQ recorded Nov 6, 202611-504 contacts →

Exact match

“P4Q Suntrack® Services was created to provide personalized and innovative solutions of aftersales services to our clients of SUNTRACK® tracking control systems, helping them to…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchMarbella, SpainHQ recorded Nov 6, 20261-103 contacts →

Exact match

“SolarMind is a provider of high-quality solar panel systems on Costa Del Sol, Spain.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchGranada, SpainHQ recorded Nov 6, 2026201-5002 contacts →

Exact match

“Greening O&M Global impulsa la eficiencia y productividad de las instalaciones fotovoltaicas para maximizar la vida útil y el rendimiento, permitiendo a los clientes optimizar sus…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchSanta Cruz De Tenerife, SpainHQ recorded Nov 6, 202611-502 contacts →

Exact match

“Bioenergy Feel es una empresa de Instalaciones y servicios de Ingeniería, Instalación y mantenimiento de equipamientos de generación con energía renovable, fotovoltaica…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchLleida, SpainHQ recorded Nov 6, 202611-502 contacts →

Exact match

“Ingeniería, Instalación y Mantenimiento de Instalaciones Solares Fotovoltaicas para Pymes, Particulares y Organismos”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchMadrid, SpainHQ recorded Nov 6, 20261-102 contacts →

Exact match

“SOLARSTEINN nace de la consecución de un Management Buy Out de la dirección de Gehrlicher Solar España S.L.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 24 of 120 solar operations and maintenance services based in Spain

See the full list, filter by size, metro and specialty, and access 256 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Solar operations and maintenance services based in Spain at a glance

As of Nov 6, 2026
11.0%Verified-email coverage
19.3Average contacts per company
11-50Median size (employees)
18.3%Largest-city concentration · Madrid
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
55
11-50
46
51-200
12
201-500
4
501-1,000
2
5,001-10,000
1

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 120 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 “solar operations and maintenance services” 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 256 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 November 6, 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 “solar operations and maintenance services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many solar operations and maintenance services are there based in Spain?

RevenueBase identified 120 company matches for solar operations and maintenance services associated with Spain as of November 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?

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

Which city has the most solar operations and maintenance services?

Madrid leads with 22 company records, followed by Barcelona (6) and Seville (5).

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 256 professional contacts with verified work emails tracked across these 120 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 November 6, 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.