Company lists · Data refreshed September 2026
Top 25 Energy engineering firms based in Spain
RevenueBase identified 1,135 company matches for energy engineering firms associated with Spain as of September 2026 and tracks 11,350 professional contacts across them, including 1,159 with verified work emails. Madrid is the largest hub.
This list covers company matches for energy engineering firms 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 16, 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 25 largest energy engineering firms based in Spain
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 538 contacts → | ||||
Exact match “GRUPOTEC - Empresa multidisciplinar de ingeniería y arquitectura y líder en el sector de la energía fotovoltaica.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 2 | 379 contacts → | ||||
Exact match “Enertis Applus+ is a global engineering consultancy firm with extensive expertise in the renewable energy and BESS industry.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 3 | 363 contacts → | ||||
Exact match “Iplan is a company related to the engineering services of projects developed mainly in the energy sector, civil works, renewable energies and environment.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 4 | 351 contacts → | ||||
Exact match “Ingeniería y Consultoría Energética orientada a la búsqueda y el desarrollo de soluciones energéticas de alta eficiencia para sus Clientes.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 5 | 346 contacts → | ||||
Exact match “JG Ingenieros, S.A.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 6 | 328 contacts → | ||||
Exact match “WSP is one of the world's leading companies in the development of professional engineering services.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 7 | 301 contacts → | ||||
Exact match “Duro Felguera is a global company based in Asturias.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 8 | 298 contacts → | ||||
Exact match “SÓLIDA, a Bureau Veritas Company, is an independent company founded in 2007 that provides high added-value engineering and consulting services within the renewable energy sector.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 9 | 234 contacts → | ||||
Exact match “ECOINTEGRAL INGENIERÍA is an independent company of advanced engineering and consulting firm that operates in 3 areas of expertise: Energy, Telecommunications and Environment.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 10 | 232 contacts → | ||||
Exact match “Elevate your expectations with ACISA, a proud member of the prestigious Aldesa Group, Spain's construction titan.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 11 | 198 contacts → | ||||
Exact match “PGI Engineering & Consulting es una empresa global de servicios de ingeniería y consultoría que trabaja transversalmente para dar las mejores soluciones técnicas de diseño a…” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 12 | 162 contacts → | ||||
Exact match “QUANTICA Renovables is a company dedicated to providing cost and carbon efficiencies.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 13 | 135 contacts → | ||||
Exact match “Vestel Ingenieros es una empresa con 20 años de experiencia que tiene el propósito de convertirse en la ingeniería eléctrica nº1 de España.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 14 | 132 contacts → | ||||
Exact match “Somos una compañía de ingeniería y consultoría altamente especializada, ofreciendo servicios integrales de alto valor en proyectos de transmisión, distribución y generación de…” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 15 | 119 contacts → | ||||
Exact match “En Nordés ancín transformamos ideas en soluciones de ingeniería innovadoras y sostenibles.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 16 | 98 contacts → | ||||
Exact match “AZCATEC It is the tool for a group of well-organized professional engineers and experts in the development of industrial plants, energy and environmental engineering have to…” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 17 | 90 contacts → | ||||
Exact match “EACOM S.A.(Enginyers i Arquitectes, Consultors d'Obres i Muntatges S.A.) es una sociedad privada consultora de servicios y actividades de ingeniería, que nace con las obras…” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 18 | 88 contacts → | ||||
Exact match “Engineering company based in Madrid, Spain with over 40 years of experience in the fields of petrochemical and industrial engineering, conventional and nuclear power plants…” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 19 | 84 contacts → | ||||
Exact match “We are one of the leading energy business consultancies in Spain.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 20 | 81 contacts → | ||||
Exact match “NESS, empresa de servicios energéticos especializada en la gestión y ahorro energético.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 21 | 78 contacts → | ||||
Exact match “Tresca Ingeniería nace en 2001, ofreciendo a sus clientes servicios de ingeniería y consultoría en los sectores industrial, terciario y residencial.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 22 | 75 contacts → | ||||
Exact match “The work of CT3 Ingeniería is aimed at ensuring utmost customer satisfaction through project engagement and commitment, while favouring the professional and personal development…” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 23 | 61 contacts → | ||||
Exact match “SferaOne, parte del Grupo Diggia, es una empresa que realiza actividades de proyección global desde 2002, especializada en la transición Energética desarrollando trabajos de…” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 24 | 58 contacts → | ||||
Exact match “Azigrene es una empresa de servicios de Consultoría e Ingeniería Energética, que desarrolla su actividad en- Reducción del coste: Definición de la mejor estrategia de compra…” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 25 | 57 contacts → | ||||
Exact match “IBERTEL es una sociedad independiente que desarrolla proyectos de telecomunicaciones, energía, medioambientales, de instalaciones, de estructuras.” Recorded in the RevenueBase company graph · Sep 16, 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 engineering firms”. 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 1,135 energy engineering firms based in Spain
See the full list, filter by size, metro and specialty, and access 1,159 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Energy engineering firms based in Spain at a glance
As of Sep 16, 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 1,135 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 engineering firms” 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 1,159 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 16, 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.
Energy engineering firms by metro
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 engineering firms”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many energy engineering firms are there based in Spain?
RevenueBase identified 1,135 company matches for energy engineering firms 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?
Grupotec tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most energy engineering firms?
Madrid leads with 177 company records, followed by Barcelona (85) and Seville (46).
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 1,159 professional contacts with verified work emails tracked across these 1,135 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 16, 2026.
Ready to reach these companies? Verified emails and direct dials for all 1,135 energy engineering firms based in Spain. Start with a free account, no credit card.
Download this list →Related lists
Energy engineering firms by geography
- Energy engineering firms based in Brisbane, Australia
- Energy engineering firms based in Melbourne, Australia
- Energy engineering firms based in Sydney, Australia
- Energy engineering firms based in Belo Horizonte, Brazil
- Energy engineering firms based in Curitiba, Brazil
- Energy engineering firms based in Rio De Janeiro, Brazil
- Energy engineering firms based in Sao Paulo, Brazil
- Energy engineering firms based in Calgary, Canada
- Energy engineering firms based in Edmonton, Canada
- Energy engineering firms based in Montreal, Canada
- Energy engineering firms based in Toronto, Canada
- Energy engineering firms based in Vancouver, Canada
Browse the directory
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
- Lists by location
- Lists A-Z
- New lists
- Energy engineering firms based in Brisbane, Australia
- Energy engineering firms based in Melbourne, Australia
- Energy engineering firms based in Sydney, Australia
- Energy engineering firms based in Belo Horizonte, Brazil
- Energy engineering firms based in Curitiba, Brazil
- Energy engineering firms based in Rio De Janeiro, Brazil
Company intelligence · public preview
Top 25 energy engineering firms 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 1,135 matching company records for energy engineering firms based in Spain, with 11,350 tracked contacts and 1,159 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 16, 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 25 energy engineering firms 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 |  Grupotecgrupotec.esHQ: Valencia, SpainReported employees: 501-1,000 | Valencia, Spain | 501-1,000 | Exact match | 538 contacts → |
“GRUPOTEC - Empresa multidisciplinar de ingeniería y arquitectura y líder en el sector de la energía fotovoltaica.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Enertis Applusenertisapplus.comHQ: Madrid, SpainReported employees: 201-500 | Madrid, Spain | 201-500 | Exact match | 379 contacts → |
“Enertis Applus+ is a global engineering consultancy firm with extensive expertise in the renewable energy and BESS industry.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Iplan Gestión Integraliplangestion.comHQ: Barcelona, SpainReported employees: 501-1,000 | Barcelona, Spain | 501-1,000 | Exact match | 363 contacts → |
“Iplan is a company related to the engineering services of projects developed mainly in the energy sector, civil works, renewable energies and environment.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  AESAaesa.netHQ: Barcelona, SpainReported employees: Not recorded | Barcelona, Spain | Not recorded | Exact match | 351 contacts → |
“Ingeniería y Consultoría Energética orientada a la búsqueda y el desarrollo de soluciones energéticas de alta eficiencia para sus Clientes.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  JG Ingenieros S.Ajgingenieros.esHQ: Barcelona, SpainReported employees: 51-200 | Barcelona, Spain | 51-200 | Exact match | 346 contacts → |
“JG Ingenieros, S.A.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  WSP EN Españawsp.comHQ: Santander, SpainReported employees: 501-1,000 | Santander, Spain | 501-1,000 | Exact match | 328 contacts → |
“WSP is one of the world's leading companies in the development of professional engineering services.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Df-Duro Felgueradurofelguera.comHQ: Gijón, SpainReported employees: 1,001-5,000 | Gijón, Spain | 1,001-5,000 | Exact match | 301 contacts → |
“Duro Felguera is a global company based in Asturias.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Sólidasolida.com.esHQ: Madrid, SpainReported employees: 201-500 | Madrid, Spain | 201-500 | Exact match | 298 contacts → |
“SÓLIDA, a Bureau Veritas Company, is an independent company founded in 2007 that provides high added-value engineering and consulting services within the renewable energy sector.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Ecointegral Ingeniería, SLecointegral.comHQ: Córdoba, SpainReported employees: 201-500 | Córdoba, Spain | 201-500 | Exact match | 234 contacts → |
“ECOINTEGRAL INGENIERÍA is an independent company of advanced engineering and consulting firm that operates in 3 areas of expertise: Energy, Telecommunications and Environment.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  ACISAacisa.esHQ: Madrid, SpainReported employees: 201-500 | Madrid, Spain | 201-500 | Exact match | 232 contacts → |
“Elevate your expectations with ACISA, a proud member of the prestigious Aldesa Group, Spain's construction titan.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  PGI Engineering & Consultingpgiengineering.comHQ: Barcelona, SpainReported employees: 51-200 | Barcelona, Spain | 51-200 | Exact match | 198 contacts → |
“PGI Engineering & Consulting es una empresa global de servicios de ingeniería y consultoría que trabaja transversalmente para dar las mejores soluciones técnicas de diseño a…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Quantica Renovablesquanticarenovables.comHQ: Bollullos De La Mitación, SpainReported employees: 201-500 | Bollullos De La Mitación, Spain | 201-500 | Exact match | 162 contacts → |
“QUANTICA Renovables is a company dedicated to providing cost and carbon efficiencies.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Vestel Ingenierosvestelingenieros.comHQ: Paterna, SpainReported employees: 51-200 | Paterna, Spain | 51-200 | Exact match | 135 contacts → |
“Vestel Ingenieros es una empresa con 20 años de experiencia que tiene el propósito de convertirse en la ingeniería eléctrica nº1 de España.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Voltae Engineeringvoltae.comHQ: Seville, SpainReported employees: 51-200 | Seville, Spain | 51-200 | Exact match | 132 contacts → |
“Somos una compañía de ingeniería y consultoría altamente especializada, ofreciendo servicios integrales de alto valor en proyectos de transmisión, distribución y generación de…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Nordés Ancínnordesancin.comHQ: Cambre, SpainReported employees: 201-500 | Cambre, Spain | 201-500 | Exact match | 119 contacts → |
“En Nordés ancín transformamos ideas en soluciones de ingeniería innovadoras y sostenibles.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Azcatec Tecnología E Ingenieríaazcatec.comHQ: Seville, SpainReported employees: 51-200 | Seville, Spain | 51-200 | Exact match | 98 contacts → |
“AZCATEC It is the tool for a group of well-organized professional engineers and experts in the development of industrial plants, energy and environmental engineering have to…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  EACOMeacomsa.comHQ: Barcelona, SpainReported employees: 51-200 | Barcelona, Spain | 51-200 | Exact match | 90 contacts → |
“EACOM S.A.(Enginyers i Arquitectes, Consultors d'Obres i Muntatges S.A.) es una sociedad privada consultora de servicios y actividades de ingeniería, que nace con las obras…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Dynatec, S.Adynatec.esHQ: Madrid, SpainReported employees: 201-500 | Madrid, Spain | 201-500 | Exact match | 88 contacts → |
“Engineering company based in Madrid, Spain with over 40 years of experience in the fields of petrochemical and industrial engineering, conventional and nuclear power plants…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Grupo Trebol Energiagrupotrebolenergia.esHQ: Sant Joan Despi, SpainReported employees: 51-200 | Sant Joan Despi, Spain | 51-200 | Exact match | 84 contacts → |
“We are one of the leading energy business consultancies in Spain.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  NESSness.esHQ: Madrid, SpainReported employees: 11-50 | Madrid, Spain | 11-50 | Exact match | 81 contacts → |
“NESS, empresa de servicios energéticos especializada en la gestión y ahorro energético.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Tresca Ingeniería, S.Atresca.esHQ: Léon, SpainReported employees: 51-200 | Léon, Spain | 51-200 | Exact match | 78 contacts → |
“Tresca Ingeniería nace en 2001, ofreciendo a sus clientes servicios de ingeniería y consultoría en los sectores industrial, terciario y residencial.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Ct3 Ingenieríact3.esHQ: Majadahonda, SpainReported employees: 51-200 | Majadahonda, Spain | 51-200 | Exact match | 75 contacts → |
“The work of CT3 Ingeniería is aimed at ensuring utmost customer satisfaction through project engagement and commitment, while favouring the professional and personal development…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Sferaonesferaone.esHQ: Madrid, SpainReported employees: 51-200 | Madrid, Spain | 51-200 | Exact match | 61 contacts → |
“SferaOne, parte del Grupo Diggia, es una empresa que realiza actividades de proyección global desde 2002, especializada en la transición Energética desarrollando trabajos de…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Azigrene Energy Consultingazigrene.esHQ: Valencia/valència, SpainReported employees: 51-200 | Valencia/valència, Spain | 51-200 | Exact match | 58 contacts → |
“Azigrene es una empresa de servicios de Consultoría e Ingeniería Energética, que desarrolla su actividad en- Reducción del coste: Definición de la mejor estrategia de compra…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  Ibertel Engineering Servicesibertel-es.esHQ: Madrid, SpainReported employees: 51-200 | Madrid, Spain | 51-200 | Exact match | 57 contacts → |
“IBERTEL es una sociedad independiente que desarrolla proyectos de telecomunicaciones, energía, medioambientales, de instalaciones, de estructuras.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 1,135 company matches
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Energy engineering firms: dataset insights
September 16, 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
1,131 records in the displayed employee bands.
4 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 1,135 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: September 16, 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 ↗
Energy engineering firms by metro
Questions about this company list
What does Exact match mean for energy engineering firms?
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 engineering firms did RevenueBase find based in Spain?
The saved snapshot records 1,135 matching company records, 11,350 tracked contacts and 1,159 verified emails. The public preview displays 25 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: September 16, 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 engineering firms by geography
- Energy engineering firms based in Brisbane, Australia
- Energy engineering firms based in Melbourne, Australia
- Energy engineering firms based in Sydney, Australia
- Energy engineering firms based in Belo Horizonte, Brazil
- Energy engineering firms based in Curitiba, Brazil
- Energy engineering firms based in Rio De Janeiro, Brazil
- Energy engineering firms based in Sao Paulo, Brazil
- Energy engineering firms based in Calgary, Canada
- Energy engineering firms based in Edmonton, Canada
- Energy engineering firms based in Montreal, Canada
- Energy engineering firms based in Toronto, Canada
- Energy engineering firms based in Vancouver, Canada
Browse the directory
Cite this list
RevenueBase Data Team. Top 25 energy engineering firms based in Spain. Snapshot: September 16, 2026. https://revenuebase.ai/companies/energy-engineering-firms/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 engineering firms based in Brisbane, Australia
- Energy engineering firms based in Melbourne, Australia
- Energy engineering firms based in Sydney, Australia
- Energy engineering firms based in Belo Horizonte, Brazil
- Energy engineering firms based in Curitiba, Brazil
- Energy engineering firms based in Rio De Janeiro, Brazil
Company intelligence · public preview
Top 25 energy engineering firms based in Spain
RevenueBase records 1,135 matching company records for energy engineering firms based in Spain, with 11,350 tracked contacts and 1,159 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 16, 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 25 energy engineering firms 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 | Grupotecgrupotec.es HQ: Valencia, SpainReported employees: 501-1,000 | Valencia, Spain | 501-1,000 | Exact match | 538 contacts → |
“GRUPOTEC - Empresa multidisciplinar de ingeniería y arquitectura y líder en el sector de la energía fotovoltaica.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Enertis Applusenertisapplus.com HQ: Madrid, SpainReported employees: 201-500 | Madrid, Spain | 201-500 | Exact match | 379 contacts → |
“Enertis Applus+ is a global engineering consultancy firm with extensive expertise in the renewable energy and BESS industry.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Iplan Gestión Integraliplangestion.com HQ: Barcelona, SpainReported employees: 501-1,000 | Barcelona, Spain | 501-1,000 | Exact match | 363 contacts → |
“Iplan is a company related to the engineering services of projects developed mainly in the energy sector, civil works, renewable energies and environment.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | AESAaesa.net HQ: Barcelona, SpainReported employees: Not recorded | Barcelona, Spain | Not recorded | Exact match | 351 contacts → |
“Ingeniería y Consultoría Energética orientada a la búsqueda y el desarrollo de soluciones energéticas de alta eficiencia para sus Clientes.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | JG Ingenieros S.Ajgingenieros.es HQ: Barcelona, SpainReported employees: 51-200 | Barcelona, Spain | 51-200 | Exact match | 346 contacts → |
“JG Ingenieros, S.A.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | WSP EN Españawsp.com HQ: Santander, SpainReported employees: 501-1,000 | Santander, Spain | 501-1,000 | Exact match | 328 contacts → |
“WSP is one of the world's leading companies in the development of professional engineering services.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Df-Duro Felgueradurofelguera.com HQ: Gijón, SpainReported employees: 1,001-5,000 | Gijón, Spain | 1,001-5,000 | Exact match | 301 contacts → |
“Duro Felguera is a global company based in Asturias.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Sólidasolida.com.es HQ: Madrid, SpainReported employees: 201-500 | Madrid, Spain | 201-500 | Exact match | 298 contacts → |
“SÓLIDA, a Bureau Veritas Company, is an independent company founded in 2007 that provides high added-value engineering and consulting services within the renewable energy sector.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Ecointegral Ingeniería, SLecointegral.com HQ: Córdoba, SpainReported employees: 201-500 | Córdoba, Spain | 201-500 | Exact match | 234 contacts → |
“ECOINTEGRAL INGENIERÍA is an independent company of advanced engineering and consulting firm that operates in 3 areas of expertise: Energy, Telecommunications and Environment.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | ACISAacisa.es HQ: Madrid, SpainReported employees: 201-500 | Madrid, Spain | 201-500 | Exact match | 232 contacts → |
“Elevate your expectations with ACISA, a proud member of the prestigious Aldesa Group, Spain's construction titan.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | PGI Engineering & Consultingpgiengineering.com HQ: Barcelona, SpainReported employees: 51-200 | Barcelona, Spain | 51-200 | Exact match | 198 contacts → |
“PGI Engineering & Consulting es una empresa global de servicios de ingeniería y consultoría que trabaja transversalmente para dar las mejores soluciones técnicas de diseño a…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Quantica Renovablesquanticarenovables.com HQ: Bollullos De La Mitación, SpainReported employees: 201-500 | Bollullos De La Mitación, Spain | 201-500 | Exact match | 162 contacts → |
“QUANTICA Renovables is a company dedicated to providing cost and carbon efficiencies.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Vestel Ingenierosvestelingenieros.com HQ: Paterna, SpainReported employees: 51-200 | Paterna, Spain | 51-200 | Exact match | 135 contacts → |
“Vestel Ingenieros es una empresa con 20 años de experiencia que tiene el propósito de convertirse en la ingeniería eléctrica nº1 de España.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Voltae Engineeringvoltae.com HQ: Seville, SpainReported employees: 51-200 | Seville, Spain | 51-200 | Exact match | 132 contacts → |
“Somos una compañía de ingeniería y consultoría altamente especializada, ofreciendo servicios integrales de alto valor en proyectos de transmisión, distribución y generación de…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Nordés Ancínnordesancin.com HQ: Cambre, SpainReported employees: 201-500 | Cambre, Spain | 201-500 | Exact match | 119 contacts → |
“En Nordés ancín transformamos ideas en soluciones de ingeniería innovadoras y sostenibles.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Azcatec Tecnología E Ingenieríaazcatec.com HQ: Seville, SpainReported employees: 51-200 | Seville, Spain | 51-200 | Exact match | 98 contacts → |
“AZCATEC It is the tool for a group of well-organized professional engineers and experts in the development of industrial plants, energy and environmental engineering have to…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | EACOMeacomsa.com HQ: Barcelona, SpainReported employees: 51-200 | Barcelona, Spain | 51-200 | Exact match | 90 contacts → |
“EACOM S.A.(Enginyers i Arquitectes, Consultors d'Obres i Muntatges S.A.) es una sociedad privada consultora de servicios y actividades de ingeniería, que nace con las obras…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Dynatec, S.Adynatec.es HQ: Madrid, SpainReported employees: 201-500 | Madrid, Spain | 201-500 | Exact match | 88 contacts → |
“Engineering company based in Madrid, Spain with over 40 years of experience in the fields of petrochemical and industrial engineering, conventional and nuclear power plants…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Grupo Trebol Energiagrupotrebolenergia.es HQ: Sant Joan Despi, SpainReported employees: 51-200 | Sant Joan Despi, Spain | 51-200 | Exact match | 84 contacts → |
“We are one of the leading energy business consultancies in Spain.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | NESSness.es HQ: Madrid, SpainReported employees: 11-50 | Madrid, Spain | 11-50 | Exact match | 81 contacts → |
“NESS, empresa de servicios energéticos especializada en la gestión y ahorro energético.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Tresca Ingeniería, S.Atresca.es HQ: Léon, SpainReported employees: 51-200 | Léon, Spain | 51-200 | Exact match | 78 contacts → |
“Tresca Ingeniería nace en 2001, ofreciendo a sus clientes servicios de ingeniería y consultoría en los sectores industrial, terciario y residencial.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Ct3 Ingenieríact3.es HQ: Majadahonda, SpainReported employees: 51-200 | Majadahonda, Spain | 51-200 | Exact match | 75 contacts → |
“The work of CT3 Ingeniería is aimed at ensuring utmost customer satisfaction through project engagement and commitment, while favouring the professional and personal development…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Sferaonesferaone.es HQ: Madrid, SpainReported employees: 51-200 | Madrid, Spain | 51-200 | Exact match | 61 contacts → |
“SferaOne, parte del Grupo Diggia, es una empresa que realiza actividades de proyección global desde 2002, especializada en la transición Energética desarrollando trabajos de…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Azigrene Energy Consultingazigrene.es HQ: Valencia/valència, SpainReported employees: 51-200 | Valencia/valència, Spain | 51-200 | Exact match | 58 contacts → |
“Azigrene es una empresa de servicios de Consultoría e Ingeniería Energética, que desarrolla su actividad en- Reducción del coste: Definición de la mejor estrategia de compra…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Ibertel Engineering Servicesibertel-es.es HQ: Madrid, SpainReported employees: 51-200 | Madrid, Spain | 51-200 | Exact match | 57 contacts → |
“IBERTEL es una sociedad independiente que desarrolla proyectos de telecomunicaciones, energía, medioambientales, de instalaciones, de estructuras.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
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Energy engineering firms: dataset insights
September 16, 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
1,131 records in the displayed employee bands.
4 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 1,135 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: September 16, 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 ↗
Energy engineering firms by metro
Questions about this company list
What does Exact match mean for energy engineering firms?
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 engineering firms did RevenueBase find based in Spain?
The saved snapshot records 1,135 matching company records, 11,350 tracked contacts and 1,159 verified emails. The public preview displays 25 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: September 16, 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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Cite this list
RevenueBase Data Team. Top 25 energy engineering firms based in Spain. Snapshot: September 16, 2026. https://revenuebase.ai/companies/energy-engineering-firms/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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