Company lists · Data refreshed September 2026

Top 25 Industrial process heat solar companies based in Spain

Name: Industrial process heat solar companies based in Spain
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 17, 2026 468 companies tracked

RevenueBase identified 468 company matches for industrial process heat solar companies associated with Spain as of September 2026 and tracks 4,258 professional contacts across them, including 495 with verified work emails. Madrid is the largest hub.

This list covers company matches for industrial process heat solar 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 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

468Companies

4,258Contacts tracked

495Verified emails

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The 25 largest industrial process heat solar companies based in Spain

Ranked by team size

Top 25 of 468 company matches for industrial process heat solar companies based in 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Axial Structural Solutions	Exact match	Paterna, SpainHQ recorded Sep 17, 2026	201-500	286 contacts →
	Exact match “Axial Structural Solutions is a benchmark in the design and manufacture of fixed structural systems and solar trackers for photovoltaic installations.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
2	Insertec Furnaces & Refractories	Exact match	Basauri, SpainHQ recorded Sep 17, 2026	201-500	211 contacts →
	Exact match “Insertec is a consolidated, 100% privately owned group operating internationally in the industrial heat sector.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
3	ORKLI	Exact match	Ordizia, SpainHQ recorded Sep 17, 2026	501-1,000	172 contacts →
	Exact match “Orkli es líder mundial en la fabricación y venta de componentes de seguridad termoeléctrica.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
4	Rioglass	Exact match	Mieres, SpainHQ recorded Sep 17, 2026	501-1,000	155 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 · Sep 17, 2026 · View company records in RevenueBase
5	Ratedpower	Exact match	Madrid, SpainHQ recorded Sep 17, 2026	51-200	125 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
6	Autosolar Energy Solutions	Exact match	Alcàsser, SpainHQ recorded Sep 17, 2026	51-200	98 contacts →
	Exact match “AutoSolar es la tienda solar líder en España.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
7	Fronius España	Exact match	Getafe (madrid), SpainHQ recorded Sep 17, 2026	51-200	85 contacts →
	Exact match “En Fronius Solar & Energy creamos soluciones energéticas para un futuro sin emisiones, ya sea para viviendas, explotaciones agrícolas, pymes o proyectos comerciales e industriales…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
8	Domusa Teknik	Exact match	Errezil, SpainHQ recorded Sep 17, 2026	51-200	60 contacts →
	Exact match “Since 1976 we are dedicated to the production and sale of products aimed at the hvac and comfort.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
9	IASOL	Exact match	Zaragoza, SpainHQ recorded Sep 17, 2026	51-200	54 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 · Sep 17, 2026 · View company records in RevenueBase
10	LRP Energy	Exact match	Madrid, SpainHQ recorded Sep 17, 2026	201-500	52 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
11	Solideo ECO Systems	Exact match	Sant Cugat Del Vallès, SpainHQ recorded Sep 17, 2026	51-200	44 contacts →
	Exact match “We are an engineering and consulting company specialised in solar energy and energy efficiency.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
12	Abora Solar	Exact match	Zaragoza, SpainHQ recorded Sep 17, 2026	11-50	42 contacts →
	Exact match “We are a European manufacturer of Hybrid Solar Panels in constant innovation in Solar technology.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
13	Cambioenergetico	Exact match	Coria, SpainHQ recorded Sep 17, 2026	51-200	42 contacts →
	Exact match “Especialistas en ahorro energético y eficiencia energética.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
14	1komma5 ES	Exact match	Cerdanyola Del Vallès, SpainHQ recorded Sep 17, 2026	51-200	39 contacts →
	Exact match “Nuestra visión es hacer que todos podamos vivir de las energías renovables para siempre y gratis.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
15	Solartradex	Exact match	Mataró, SpainHQ recorded Sep 17, 2026	51-200	38 contacts →
	Exact match “Ingeniería e instaladora de energía solar fotovoltaica.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
16	Norsol Energía Solar	Exact match	Burgos, SpainHQ recorded Sep 17, 2026	51-200	38 contacts →
	Exact match “Fundada en 2006 Norsol es una compañía especializada en energía solar fotovoltaica.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
17	Gasifred	Exact match	San Rafael De Sa Creu, SpainHQ recorded Sep 17, 2026	51-200	35 contacts →
	Exact match “Empresa dedicada al diseño y ejecución de instalaciones de climatización, calefacción, solar térmica y fotovoltaica, extracción de aire, cocinas industriales, lavandería…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
18	Nomad Solar Energy	Exact match	Madrid, SpainHQ recorded Sep 17, 2026	11-50	34 contacts →
	Exact match “Nomad Solar Energy is a subsidiary company of Lone Lighthouse dedicated to the design and development of innovative photovoltaic solutions.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
19	Quetzal Ingeniería	Exact match	Alicante, SpainHQ recorded Sep 17, 2026	1-10	24 contacts →
	Exact match “Tenemos un método, lo hemos conseguido, proyectamos y legalizamos cualquier instalación fotovoltaica de una manera eficaz y rápida.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
20	Solenver Soluciones Energéticas	Exact match	Sudanell, SpainHQ recorded Sep 17, 2026	11-50	23 contacts →
	Exact match “SOLENVER está formado por un equipo cualificado y con amplia experiencia en el sector energético.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
21	Tewer Engineering	Exact match	Madrid, SpainHQ recorded Sep 17, 2026	11-50	22 contacts →
	Exact match “Solar energy & multisectorial technology experts.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
22	MASPV	Exact match	Madrid, SpainHQ recorded Sep 17, 2026	11-50	20 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
23	Pavener	Exact match	Quart De Poblet, SpainHQ recorded Sep 17, 2026	11-50	20 contacts →
	Exact match “Pavener, servicios energéticos, somos especialistas en energía, incorporamos ingeniería, instalación, y mantenimiento.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
24	UBORA	Exact match	Málaga, SpainHQ recorded Sep 17, 2026	11-50	18 contacts →
	Exact match “Ubora es una cleantech especializada en el diseño de proyectos fotovoltaicos de alta eficiencia.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
25	Solatom	Exact match	Valencia, SpainHQ recorded Sep 17, 2026	1-10	18 contacts →
	Exact match “SOLATOM es una empresa tecnológica que desarrolla sistemas solares para generar calor de alta temperatura en procesos industriales como la fermentación, pasteurización, secado…” Recorded in the RevenueBase company graph · Sep 17, 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 “industrial process heat solar 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 468 industrial process heat solar companies based in Spain

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Industrial process heat solar companies based in Spain at a glance

As of Sep 17, 2026

11.6%Verified-email coverage

9.1Average contacts per company

11-50Median size (employees)

10.3%Largest-city concentration · Madrid

Sep 17, 2026Page data refreshed

Companies by employee count

1-10

230

11-50

178

51-200

201-500

501-1,000

10001+

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 468 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 “industrial process heat solar 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 495 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.

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 “industrial process heat solar companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many industrial process heat solar companies are there based in Spain?

RevenueBase identified 468 company matches for industrial process heat solar 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?

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

Which city has the most industrial process heat solar companies?

Madrid leads with 48 company records, followed by Barcelona (20) and Seville (13).

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 495 professional contacts with verified work emails tracked across these 468 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.