Company lists · Data refreshed October 2026
Top 21 Energy efficient retrofit contractors based in Spain
RevenueBase identified 161 company matches for energy efficient retrofit contractors associated with Spain as of October 2026 and tracks 913 professional contacts across them, including 51 with verified work emails. Madrid is the largest hub.
This list covers company matches for energy efficient retrofit contractors 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 12, 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 21 largest energy efficient retrofit contractors based in Spain
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 84 contacts → | ||||
Exact match “NESS, empresa de servicios energéticos especializada en la gestión y ahorro energético.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 2 | 73 contacts → | ||||
Exact match “En Vivendio, empresa perteneciente a Grupo Aconser, nos dedicamos a la eficiencia y rehabilitación energética.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 3 | 43 contacts → | ||||
Exact match “Especialistas en ahorro energético y eficiencia energética.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 4 | 30 contacts → | ||||
Exact match “EDA Instalaciones y Energía S.L, es una empresa con amplia experiencia en el sector de las instalaciones integrales, mantenimientos y estudios de eficiencia energética.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 5 | 27 contacts → | ||||
Exact match “Inergy tiene como misión contribuir al ahorro energético de sus clientes, reduciendo su factura energética, y favoreciendo al mismo tiempo la mitigación del cambio climático.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 6 | 18 contacts → | ||||
Exact match “Más de 50 años aportando valor a nuestros clientes.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 7 | 17 contacts → | ||||
Exact match “Ahorrenergía es un grupo formado por profesionales del sector energético, tecnológico y financiero, comprometido con la Eficiencia Energética, Medio Ambiente y Ahorro Sostenible…” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 8 | 13 contacts → | ||||
Exact match “Eficiencia energética y ahorro para nuestros clientes.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 9 | 6 contacts → | ||||
Exact match “Grupo Ibersogas Energía es una empresa sevillana con una clara vocación al cliente.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 10 | 6 contacts → | ||||
Exact match “Somos especialistas en la prestación de servicios generales a empresas y particulares en las actividades de : Reformas y Rehabilitaciones, Instalaciones Eléctricas, Fontanería y…” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 11 | 5 contacts → | ||||
Exact match “Comprometidos con el medioambiente y la eficiencia energética.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 12 | 5 contacts → | ||||
Exact match “Desde el área de ingeniería realizamos proyectos, auditorías energéticas, asesoramiento en contratación de suministros y otros servicios relacionados con la eficiencia energética.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 13 | 4 contacts → | ||||
Exact match “Empresa especializada en eficiencia energética e implantación de sistemas de generación de energía renovable.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 14 | 4 contacts → | ||||
Exact match “SOREN Energia és una Empresa de Serveis Energètics (ESE).” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 15 | 3 contacts → | ||||
Exact match “Nuestra misión es hacer fácil y accesible para hogares y empresas la adopción de soluciones innovadoras que permitan el ahorro energético y la adaptación de espacios a las…” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 16 | 3 contacts → | ||||
Exact match “Ingeniería especializada en soluciones de eficiencia energética basadas en la envolvente de las edificaciones, el uso de energías renovables, la optimización de consumos y…” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 17 | 3 contacts → | ||||
Exact match “Soleco nace en como consecuencia de la primera crisis del petróleo, y surge a partir del reto tecnológico de incorporar a nuestro desarrollo el aprovechamiento de fuentes de…” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 18 | 3 contacts → | ||||
Exact match “REDIS, want to help all communities of owners with the need to rehabilitate energetically their properties.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 19 | 2 contacts → | ||||
Exact match “EstalviaEnergia es una empresa formada a partir de la experiencia en el ámbito de la eficiencia energética de sus socios fundadores, especializada en prestar servicios de ahorro…” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 20 | 2 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 21 | 1 contacts → | ||||
Exact match “ASG somos una empresa de servicios especializada en proyectar e instalar sistemas complementarios de eficiencia energética.” Recorded in the RevenueBase company graph · Oct 12, 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 efficient retrofit contractors”. 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 21 of 161 energy efficient retrofit contractors based in Spain
See the full list, filter by size, metro and specialty, and access 51 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Energy efficient retrofit contractors based in Spain at a glance
As of Oct 12, 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 161 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 efficient retrofit contractors” 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 51 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 12, 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 efficient retrofit contractors”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many energy efficient retrofit contractors are there based in Spain?
RevenueBase identified 161 company matches for energy efficient retrofit contractors 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?
NESS tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most energy efficient retrofit contractors?
Madrid leads with 31 company records, followed by Barcelona (9) and Gijon (6).
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 51 professional contacts with verified work emails tracked across these 161 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 12, 2026.
Ready to reach these companies? Verified emails and direct dials for all 161 energy efficient retrofit contractors based in Spain. Start with a free account, no credit card.
Download this list →Related lists
Energy efficient retrofit contractors by geography
- Energy efficient retrofit contractors based in Paris, France
- Energy efficient retrofit contractors based in New York, United States
- Energy efficient retrofit contractors based in Australia
- Energy efficient retrofit contractors based in Belgium
- Energy efficient retrofit contractors based in Brazil
- Energy efficient retrofit contractors based in Canada
- Energy efficient retrofit contractors based in France
- Energy efficient retrofit contractors based in Germany
- Energy efficient retrofit contractors based in Ireland
- Energy efficient retrofit contractors based in Italy
- Energy efficient retrofit contractors based in the Netherlands
- Energy efficient retrofit contractors based in Sweden
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
- All company lists
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- Lists A-Z
- New lists
- Energy efficient retrofit contractors based in Paris, France
- Energy efficient retrofit contractors based in New York, United States
- Energy efficient retrofit contractors based in Australia
- Energy efficient retrofit contractors based in Belgium
- Energy efficient retrofit contractors based in Brazil
- Energy efficient retrofit contractors based in Canada
Company intelligence · public preview
Top 21 energy efficient retrofit contractors 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 161 matching company records for energy efficient retrofit contractors based in Spain, with 913 tracked contacts and 51 verified work emails.
This public preview shows 21 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: October 12, 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 21 energy efficient retrofit contractors 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 |  NESSness.esHQ: Madrid, SpainReported employees: 11-50 | Madrid, Spain | 11-50 | Exact match | 84 contacts → |
“NESS, empresa de servicios energéticos especializada en la gestión y ahorro energético.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Vivendio Grupo Aconservivendio.esHQ: Granada, SpainReported employees: 51-200 | Granada, Spain | 51-200 | Exact match | 73 contacts → |
“En Vivendio, empresa perteneciente a Grupo Aconser, nos dedicamos a la eficiencia y rehabilitación energética.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Cambioenergeticocambioenergetico.comHQ: Coria, SpainReported employees: 51-200 | Coria, Spain | 51-200 | Exact match | 43 contacts → |
“Especialistas en ahorro energético y eficiencia energética.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  EDA Instalaciones Y Energía S.Ledaie.comHQ: Badalona, SpainReported employees: 51-200 | Badalona, Spain | 51-200 | Exact match | 30 contacts → |
“EDA Instalaciones y Energía S.L, es una empresa con amplia experiencia en el sector de las instalaciones integrales, mantenimientos y estudios de eficiencia energética.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Inergyinergybcn.comHQ: Barcelona, SpainReported employees: 11-50 | Barcelona, Spain | 11-50 | Exact match | 27 contacts → |
“Inergy tiene como misión contribuir al ahorro energético de sus clientes, reduciendo su factura energética, y favoreciendo al mismo tiempo la mitigación del cambio climático.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | RELSArelsa.es HQ: Sabadell, SpainReported employees: 11-50 | Sabadell, Spain | 11-50 | Exact match | 18 contacts → |
“Más de 50 años aportando valor a nuestros clientes.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Ahorrenergiaaeahorrenergia.comHQ: Madrid, SpainReported employees: 51-200 | Madrid, Spain | 51-200 | Exact match | 17 contacts → |
“Ahorrenergía es un grupo formado por profesionales del sector energético, tecnológico y financiero, comprometido con la Eficiencia Energética, Medio Ambiente y Ahorro Sostenible…” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Fusiona Mantenimientos S.Afusiona.esHQ: Alcorcón (madrid), SpainReported employees: 11-50 | Alcorcón (madrid), Spain | 11-50 | Exact match | 13 contacts → |
“Eficiencia energética y ahorro para nuestros clientes.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Grupo Ibersogas Energíagrupoibersogas.esHQ: Seville, SpainReported employees: 11-50 | Seville, Spain | 11-50 | Exact match | 6 contacts → |
“Grupo Ibersogas Energía es una empresa sevillana con una clara vocación al cliente.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Ingemaningemanservicios.es HQ: Ansoain, SpainReported employees: 11-50 | Ansoain, Spain | 11-50 | Exact match | 6 contacts → |
“Somos especialistas en la prestación de servicios generales a empresas y particulares en las actividades de : Reformas y Rehabilitaciones, Instalaciones Eléctricas, Fontanería y…” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Revizo Sistemas S.Lrevizo.es HQ: Cox, SpainReported employees: 11-50 | Cox, Spain | 11-50 | Exact match | 5 contacts → |
“Comprometidos con el medioambiente y la eficiencia energética.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Belogicbelogic.proHQ: Huelva, SpainReported employees: 1-10 | Huelva, Spain | 1-10 | Exact match | 5 contacts → |
“Desde el área de ingeniería realizamos proyectos, auditorías energéticas, asesoramiento en contratación de suministros y otros servicios relacionados con la eficiencia energética.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Murten Ingenierosmurten.es HQ: Santomera, SpainReported employees: 1-10 | Santomera, Spain | 1-10 | Exact match | 4 contacts → |
“Empresa especializada en eficiencia energética e implantación de sistemas de generación de energía renovable.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Soren Energia SLsorenenergia.com HQ: Barcelona, SpainReported employees: 1-10 | Barcelona, Spain | 1-10 | Exact match | 4 contacts → |
“SOREN Energia és una Empresa de Serveis Energètics (ESE).” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Boscohenboscohen.com HQ: Badalona, SpainReported employees: 11-50 | Badalona, Spain | 11-50 | Exact match | 3 contacts → |
“Nuestra misión es hacer fácil y accesible para hogares y empresas la adopción de soluciones innovadoras que permitan el ahorro energético y la adaptación de espacios a las…” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Greenfo Eficiencia Energéticagreenfo.es HQ: Madrid, SpainReported employees: 11-50 | Madrid, Spain | 11-50 | Exact match | 3 contacts → |
“Ingeniería especializada en soluciones de eficiencia energética basadas en la envolvente de las edificaciones, el uso de energías renovables, la optimización de consumos y…” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Soleco SLsoleco.esHQ: Barcelona, SpainReported employees: 1-10 | Barcelona, Spain | 1-10 | Exact match | 3 contacts → |
“Soleco nace en como consecuencia de la primera crisis del petróleo, y surge a partir del reto tecnológico de incorporar a nuestro desarrollo el aprovechamiento de fuentes de…” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | REDISre-dis.es HQ: L'hospitalet De Llobregat, SpainReported employees: 1-10 | L'hospitalet De Llobregat, Spain | 1-10 | Exact match | 3 contacts → |
“REDIS, want to help all communities of owners with the need to rehabilitate energetically their properties.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Estalviaenergiaestalviaenergia.comHQ: Rubi, SpainReported employees: 1-10 | Rubi, Spain | 1-10 | Exact match | 2 contacts → |
“EstalviaEnergia es una empresa formada a partir de la experiencia en el ámbito de la eficiencia energética de sus socios fundadores, especializada en prestar servicios de ahorro…” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Orientacion SUR Consultoria SLorientacionsur.es HQ: Valdepeñas, SpainReported employees: 1-10 | Valdepeñas, Spain | 1-10 | Exact match | 2 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 21 |  ASG Studioasgstudio.eusHQ: Ermua, SpainReported employees: 1-10 | Ermua, Spain | 1-10 | Exact match | 1 contacts → |
“ASG somos una empresa de servicios especializada en proyectar e instalar sistemas complementarios de eficiencia energética.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 21 of 161 company matches
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Energy efficient retrofit contractors: dataset insights
October 12, 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
161 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 161 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: October 12, 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 efficient retrofit contractors?
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 efficient retrofit contractors did RevenueBase find based in Spain?
The saved snapshot records 161 matching company records, 913 tracked contacts and 51 verified emails. The public preview displays 21 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: October 12, 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 efficient retrofit contractors by geography
- Energy efficient retrofit contractors based in Paris, France
- Energy efficient retrofit contractors based in New York, United States
- Energy efficient retrofit contractors based in Australia
- Energy efficient retrofit contractors based in Belgium
- Energy efficient retrofit contractors based in Brazil
- Energy efficient retrofit contractors based in Canada
- Energy efficient retrofit contractors based in France
- Energy efficient retrofit contractors based in Germany
- Energy efficient retrofit contractors based in Ireland
- Energy efficient retrofit contractors based in Italy
- Energy efficient retrofit contractors based in the Netherlands
- Energy efficient retrofit contractors based in Sweden
Cite this list
RevenueBase Data Team. Top 21 energy efficient retrofit contractors based in Spain. Snapshot: October 12, 2026. https://revenuebase.ai/companies/energy-efficient-retrofit-contractors/spain.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Energy efficient retrofit contractors based in Paris, France
- Energy efficient retrofit contractors based in New York, United States
- Energy efficient retrofit contractors based in Australia
- Energy efficient retrofit contractors based in Belgium
- Energy efficient retrofit contractors based in Brazil
- Energy efficient retrofit contractors based in Canada
Company intelligence · public preview
Top 21 energy efficient retrofit contractors based in Spain
RevenueBase records 161 matching company records for energy efficient retrofit contractors based in Spain, with 913 tracked contacts and 51 verified work emails.
This public preview shows 21 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: October 12, 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 21 energy efficient retrofit contractors 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 | NESSness.es HQ: Madrid, SpainReported employees: 11-50 | Madrid, Spain | 11-50 | Exact match | 84 contacts → |
“NESS, empresa de servicios energéticos especializada en la gestión y ahorro energético.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Vivendio Grupo Aconservivendio.es HQ: Granada, SpainReported employees: 51-200 | Granada, Spain | 51-200 | Exact match | 73 contacts → |
“En Vivendio, empresa perteneciente a Grupo Aconser, nos dedicamos a la eficiencia y rehabilitación energética.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Cambioenergeticocambioenergetico.com HQ: Coria, SpainReported employees: 51-200 | Coria, Spain | 51-200 | Exact match | 43 contacts → |
“Especialistas en ahorro energético y eficiencia energética.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | EDA Instalaciones Y Energía S.Ledaie.com HQ: Badalona, SpainReported employees: 51-200 | Badalona, Spain | 51-200 | Exact match | 30 contacts → |
“EDA Instalaciones y Energía S.L, es una empresa con amplia experiencia en el sector de las instalaciones integrales, mantenimientos y estudios de eficiencia energética.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Inergyinergybcn.com HQ: Barcelona, SpainReported employees: 11-50 | Barcelona, Spain | 11-50 | Exact match | 27 contacts → |
“Inergy tiene como misión contribuir al ahorro energético de sus clientes, reduciendo su factura energética, y favoreciendo al mismo tiempo la mitigación del cambio climático.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | RELSArelsa.es HQ: Sabadell, SpainReported employees: 11-50 | Sabadell, Spain | 11-50 | Exact match | 18 contacts → |
“Más de 50 años aportando valor a nuestros clientes.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Ahorrenergiaaeahorrenergia.com HQ: Madrid, SpainReported employees: 51-200 | Madrid, Spain | 51-200 | Exact match | 17 contacts → |
“Ahorrenergía es un grupo formado por profesionales del sector energético, tecnológico y financiero, comprometido con la Eficiencia Energética, Medio Ambiente y Ahorro Sostenible…” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Fusiona Mantenimientos S.Afusiona.es HQ: Alcorcón (madrid), SpainReported employees: 11-50 | Alcorcón (madrid), Spain | 11-50 | Exact match | 13 contacts → |
“Eficiencia energética y ahorro para nuestros clientes.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Grupo Ibersogas Energíagrupoibersogas.es HQ: Seville, SpainReported employees: 11-50 | Seville, Spain | 11-50 | Exact match | 6 contacts → |
“Grupo Ibersogas Energía es una empresa sevillana con una clara vocación al cliente.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Ingemaningemanservicios.es HQ: Ansoain, SpainReported employees: 11-50 | Ansoain, Spain | 11-50 | Exact match | 6 contacts → |
“Somos especialistas en la prestación de servicios generales a empresas y particulares en las actividades de : Reformas y Rehabilitaciones, Instalaciones Eléctricas, Fontanería y…” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Revizo Sistemas S.Lrevizo.es HQ: Cox, SpainReported employees: 11-50 | Cox, Spain | 11-50 | Exact match | 5 contacts → |
“Comprometidos con el medioambiente y la eficiencia energética.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Belogicbelogic.pro HQ: Huelva, SpainReported employees: 1-10 | Huelva, Spain | 1-10 | Exact match | 5 contacts → |
“Desde el área de ingeniería realizamos proyectos, auditorías energéticas, asesoramiento en contratación de suministros y otros servicios relacionados con la eficiencia energética.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Murten Ingenierosmurten.es HQ: Santomera, SpainReported employees: 1-10 | Santomera, Spain | 1-10 | Exact match | 4 contacts → |
“Empresa especializada en eficiencia energética e implantación de sistemas de generación de energía renovable.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Soren Energia SLsorenenergia.com HQ: Barcelona, SpainReported employees: 1-10 | Barcelona, Spain | 1-10 | Exact match | 4 contacts → |
“SOREN Energia és una Empresa de Serveis Energètics (ESE).” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Boscohenboscohen.com HQ: Badalona, SpainReported employees: 11-50 | Badalona, Spain | 11-50 | Exact match | 3 contacts → |
“Nuestra misión es hacer fácil y accesible para hogares y empresas la adopción de soluciones innovadoras que permitan el ahorro energético y la adaptación de espacios a las…” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Greenfo Eficiencia Energéticagreenfo.es HQ: Madrid, SpainReported employees: 11-50 | Madrid, Spain | 11-50 | Exact match | 3 contacts → |
“Ingeniería especializada en soluciones de eficiencia energética basadas en la envolvente de las edificaciones, el uso de energías renovables, la optimización de consumos y…” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Soleco SLsoleco.es HQ: Barcelona, SpainReported employees: 1-10 | Barcelona, Spain | 1-10 | Exact match | 3 contacts → |
“Soleco nace en como consecuencia de la primera crisis del petróleo, y surge a partir del reto tecnológico de incorporar a nuestro desarrollo el aprovechamiento de fuentes de…” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | REDISre-dis.es HQ: L'hospitalet De Llobregat, SpainReported employees: 1-10 | L'hospitalet De Llobregat, Spain | 1-10 | Exact match | 3 contacts → |
“REDIS, want to help all communities of owners with the need to rehabilitate energetically their properties.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Estalviaenergiaestalviaenergia.com HQ: Rubi, SpainReported employees: 1-10 | Rubi, Spain | 1-10 | Exact match | 2 contacts → |
“EstalviaEnergia es una empresa formada a partir de la experiencia en el ámbito de la eficiencia energética de sus socios fundadores, especializada en prestar servicios de ahorro…” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Orientacion SUR Consultoria SLorientacionsur.es HQ: Valdepeñas, SpainReported employees: 1-10 | Valdepeñas, Spain | 1-10 | Exact match | 2 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 21 | ASG Studioasgstudio.eus HQ: Ermua, SpainReported employees: 1-10 | Ermua, Spain | 1-10 | Exact match | 1 contacts → |
“ASG somos una empresa de servicios especializada en proyectar e instalar sistemas complementarios de eficiencia energética.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
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Energy efficient retrofit contractors: dataset insights
October 12, 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
161 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 161 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: October 12, 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 efficient retrofit contractors?
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 efficient retrofit contractors did RevenueBase find based in Spain?
The saved snapshot records 161 matching company records, 913 tracked contacts and 51 verified emails. The public preview displays 21 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: October 12, 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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- Energy efficient retrofit contractors based in the Netherlands
- Energy efficient retrofit contractors based in Sweden
Cite this list
RevenueBase Data Team. Top 21 energy efficient retrofit contractors based in Spain. Snapshot: October 12, 2026. https://revenuebase.ai/companies/energy-efficient-retrofit-contractors/spain.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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