Company lists · Data refreshed October 2026
Top 25 Grid interconnection contractors based in Spain
RevenueBase identified 315 company matches for grid interconnection contractors associated with Spain as of October 2026 and tracks 11,324 professional contacts across them, including 1,005 with verified work emails. Madrid is the largest hub.
This list covers company matches for grid interconnection 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 13, 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 grid interconnection contractors based in Spain
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 1,538 contacts → | ||||
Exact match “Founded in 1972, Dragados Offshore S.A.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase | |||||
| 2 | 785 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase | |||||
| 3 | 720 contacts → | ||||
Exact match “Empresa especializada en la ingenieria, desarrollo, construccion, instalación, y puesta en marcha de instalaciones de telecomunicaciones, electricidad, señalización, redes de…” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase | |||||
| 4 | 560 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 · Oct 13, 2026 · View company records in RevenueBase | |||||
| 5 | 478 contacts → | ||||
Exact match “TETRACE es un Grupo Empresarial dedicado a ingeniería, construcción y mantenimiento de activos renovables, constituido en 2010.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase | |||||
| 6 | 398 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 · Oct 13, 2026 · View company records in RevenueBase | |||||
| 7 | 396 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 · Oct 13, 2026 · View company records in RevenueBase | |||||
| 8 | 371 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 · Oct 13, 2026 · View company records in RevenueBase | |||||
| 9 | 321 contacts → | ||||
Exact match “Somos un grupo energético global verticalmente integrado con más de 25 años de trayectoria y presencia consolidada en Europa, América y Asia.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase | |||||
| 10 | 316 contacts → | ||||
Exact match “LANCO INFRATECH LIMITED is an oil and energy company based out of Calle Laguna del Marquesado Nª 19, Nave 16 Edificio Adriana 1ª Planta, Polígono Industrial La Resina…” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase | |||||
| 11 | 273 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 · Oct 13, 2026 · View company records in RevenueBase | |||||
| 12 | 263 contacts → | ||||
Exact match “Ingeniería Estudios y Proyectos NIP, S.A.(NIPSA) is a Spanish engineering and consulting company created in 1976 with the purpose of providing high quality and flexible technical…” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase | |||||
| 13 | 255 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 · Oct 13, 2026 · View company records in RevenueBase | |||||
| 14 | 248 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 · Oct 13, 2026 · View company records in RevenueBase | |||||
| 15 | 185 contacts → | ||||
Exact match “INVALL is an engineering and consulting services company.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase | |||||
| 16 | 183 contacts → | ||||
Exact match “Railway Energy Systems International Contractor” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase | |||||
| 17 | 182 contacts → | ||||
Exact match “INITEC Energía focuses its activity on the construction of electricity generation facilities.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase | |||||
| 18 | 176 contacts → | ||||
Exact match “Nos dedicamos a la Ingeniería de Subestaciones y Lineas de AT y MT.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase | |||||
| 19 | 140 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 · Oct 13, 2026 · View company records in RevenueBase | |||||
| 20 | 137 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 · Oct 13, 2026 · View company records in RevenueBase | |||||
| 21 | 125 contacts → | ||||
Exact match “Barlovento Applus+ is a global consulting, engineering, and testing company with extensive expertise in the wind industry.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase | |||||
| 22 | 96 contacts → | ||||
Exact match “Emurtel es una compañía líder de ingeniería y consultoría multidisciplinar orientada a la gestión integral de proyectos, ofreciendo soluciones de valor añadido en el diseño…” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase | |||||
| 23 | 64 contacts → | ||||
Exact match “Grupo CARTAGO desarrolla servicios de ingeniería y de dirección y supervisión de obra en la construcción y puesta en marcha de plantas industriales, petroquímicas, centrales…” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase | |||||
| 24 | 64 contacts → | ||||
Exact match “Empresa dedicada a Instalaciones Eléctricas/energéticas tanto a particulares como grandes empresas.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase | |||||
| 25 | 56 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 · Oct 13, 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 “grid interconnection 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 25 of 315 grid interconnection contractors based in Spain
See the full list, filter by size, metro and specialty, and access 1,005 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Grid interconnection contractors based in Spain at a glance
As of Oct 13, 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 315 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 “grid interconnection 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 1,005 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 13, 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.
Grid interconnection contractors 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 “grid interconnection contractors”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many grid interconnection contractors are there based in Spain?
RevenueBase identified 315 company matches for grid interconnection 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?
Dragados Offshore tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most grid interconnection contractors?
Madrid leads with 45 company records, followed by Seville (18) and Barcelona (16).
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 1,005 professional contacts with verified work emails tracked across these 315 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 13, 2026.
Ready to reach these companies? Verified emails and direct dials for all 315 grid interconnection contractors based in Spain. Start with a free account, no credit card.
Download this list →Related lists
Grid interconnection contractors by geography
- Grid interconnection contractors based in Melbourne, Australia
- Grid interconnection contractors based in Perth, Australia
- Grid interconnection contractors based in Belo Horizonte, Brazil
- Grid interconnection contractors based in Curitiba, Brazil
- Grid interconnection contractors based in Fortaleza, Brazil
- Grid interconnection contractors based in Rio De Janeiro, Brazil
- Grid interconnection contractors based in Sao Paulo, Brazil
- Grid interconnection contractors based in Calgary, Canada
- Grid interconnection contractors based in Chennai, India
- Grid interconnection contractors based in Belgrade, Serbia
- Grid interconnection contractors based in Madrid, Spain
- Grid interconnection contractors based in Ankara, Türkiye
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
- Grid interconnection contractors based in Melbourne, Australia
- Grid interconnection contractors based in Perth, Australia
- Grid interconnection contractors based in Belo Horizonte, Brazil
- Grid interconnection contractors based in Curitiba, Brazil
- Grid interconnection contractors based in Fortaleza, Brazil
- Grid interconnection contractors based in Rio De Janeiro, Brazil
Company intelligence · public preview
Top 25 grid interconnection 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 315 matching company records for grid interconnection contractors based in Spain, with 11,324 tracked contacts and 1,005 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: October 13, 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 grid interconnection 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 |  Dragados Offshoredragadosoffshore.comHQ: 11510 Puerto Real, SpainReported employees: 1,001-5,000 | 11510 Puerto Real, Spain | 1,001-5,000 | Exact match | 1,538 contacts → |
“Founded in 1972, Dragados Offshore S.A.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  GESservices-ges.comHQ: Zamudio, SpainReported employees: 501-1,000 | Zamudio, Spain | 501-1,000 | Exact match | 785 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 3 |  Comfica Soluciones Integrales S.Lcomfica.comHQ: Fuenlabrada, SpainReported employees: 201-500 | Fuenlabrada, Spain | 201-500 | Exact match | 720 contacts → |
“Empresa especializada en la ingenieria, desarrollo, construccion, instalación, y puesta en marcha de instalaciones de telecomunicaciones, electricidad, señalización, redes de…” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Grupotecgrupotec.esHQ: Valencia, SpainReported employees: 501-1,000 | Valencia, Spain | 501-1,000 | Exact match | 560 contacts → |
“GRUPOTEC - Empresa multidisciplinar de ingeniería y arquitectura y líder en el sector de la energía fotovoltaica.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Tetracetetrace.comHQ: Pamplona, SpainReported employees: 501-1,000 | Pamplona, Spain | 501-1,000 | Exact match | 478 contacts → |
“TETRACE es un Grupo Empresarial dedicado a ingeniería, construcción y mantenimiento de activos renovables, constituido en 2010.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Enertis Applusenertisapplus.comHQ: Madrid, SpainReported employees: 201-500 | Madrid, Spain | 201-500 | Exact match | 398 contacts → |
“Enertis Applus+ is a global engineering consultancy firm with extensive expertise in the renewable energy and BESS industry.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Iplan Gestión Integraliplangestion.comHQ: Barcelona, SpainReported employees: 501-1,000 | Barcelona, Spain | 501-1,000 | Exact match | 396 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 · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  WSP EN Españawsp.comHQ: Santander, SpainReported employees: 501-1,000 | Santander, Spain | 501-1,000 | Exact match | 371 contacts → |
“WSP is one of the world's leading companies in the development of professional engineering services.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Negratín Global Servicesnegratin.comHQ: Peligros, SpainReported employees: 201-500 | Peligros, Spain | 201-500 | Exact match | 321 contacts → |
“Somos un grupo energético global verticalmente integrado con más de 25 años de trayectoria y presencia consolidada en Europa, América y Asia.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Lanco Infratech Limitedlancogroup.comHQ: Madrid, SpainReported employees: 1,001-5,000 | Madrid, Spain | 1,001-5,000 | Exact match | 316 contacts → |
“LANCO INFRATECH LIMITED is an oil and energy company based out of Calle Laguna del Marquesado Nª 19, Nave 16 Edificio Adriana 1ª Planta, Polígono Industrial La Resina…” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Sólidasolida.com.esHQ: Madrid, SpainReported employees: 201-500 | Madrid, Spain | 201-500 | Exact match | 273 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 · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | HQ: Madrid, SpainReported employees: 201-500 | Madrid, Spain | 201-500 | Exact match | 263 contacts → |
“Ingeniería Estudios y Proyectos NIP, S.A.(NIPSA) is a Spanish engineering and consulting company created in 1976 with the purpose of providing high quality and flexible technical…” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Ecointegral Ingeniería, SLecointegral.comHQ: Córdoba, SpainReported employees: 201-500 | Córdoba, Spain | 201-500 | Exact match | 255 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 · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  ACISAacisa.esHQ: Madrid, SpainReported employees: 201-500 | Madrid, Spain | 201-500 | Exact match | 248 contacts → |
“Elevate your expectations with ACISA, a proud member of the prestigious Aldesa Group, Spain's construction titan.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Invall S.Ainvall.comHQ: Reus, SpainReported employees: 51-200 | Reus, Spain | 51-200 | Exact match | 185 contacts → |
“INVALL is an engineering and consulting services company.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Syneox Railsyneox.comHQ: Alcobendas, SpainReported employees: 501-1,000 | Alcobendas, Spain | 501-1,000 | Exact match | 183 contacts → |
“Railway Energy Systems International Contractor” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Initec Energíainitec-energia.com HQ: Madrid, SpainReported employees: 201-500 | Madrid, Spain | 201-500 | Exact match | 182 contacts → |
“INITEC Energía focuses its activity on the construction of electricity generation facilities.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Quadrante Izhariaizharia.comHQ: Las Rozas De Madrid, SpainReported employees: 1,001-5,000 | Las Rozas De Madrid, Spain | 1,001-5,000 | Exact match | 176 contacts → |
“Nos dedicamos a la Ingeniería de Subestaciones y Lineas de AT y MT.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Vestel Ingenierosvestelingenieros.comHQ: Paterna, SpainReported employees: 51-200 | Paterna, Spain | 51-200 | Exact match | 140 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 · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  Voltae Engineeringvoltae.comHQ: Seville, SpainReported employees: 51-200 | Seville, Spain | 51-200 | Exact match | 137 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 · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Barlovento Applusbarloventoapplus.comHQ: Logroño, SpainReported employees: 51-200 | Logroño, Spain | 51-200 | Exact match | 125 contacts → |
“Barlovento Applus+ is a global consulting, engineering, and testing company with extensive expertise in the wind industry.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Emurtelemurtel.esHQ: El Palmar (murcia), SpainReported employees: 51-200 | El Palmar (murcia), Spain | 51-200 | Exact match | 96 contacts → |
“Emurtel es una compañía líder de ingeniería y consultoría multidisciplinar orientada a la gestión integral de proyectos, ofreciendo soluciones de valor añadido en el diseño…” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Grupo Cartago Ingenieroscartago-ingenieros.comHQ: Madrid, SpainReported employees: 51-200 | Madrid, Spain | 51-200 | Exact match | 64 contacts → |
“Grupo CARTAGO desarrolla servicios de ingeniería y de dirección y supervisión de obra en la construcción y puesta en marcha de plantas industriales, petroquímicas, centrales…” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Elecamelecam.netHQ: San Agustín De Guadalix, SpainReported employees: 11-50 | San Agustín De Guadalix, Spain | 11-50 | Exact match | 64 contacts → |
“Empresa dedicada a Instalaciones Eléctricas/energéticas tanto a particulares como grandes empresas.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  Azigrene Energy Consultingazigrene.esHQ: Valencia/valència, SpainReported employees: 51-200 | Valencia/valència, Spain | 51-200 | Exact match | 56 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 · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 315 company matches
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Grid interconnection contractors: dataset insights
October 13, 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
315 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 315 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 13, 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 ↗
Grid interconnection contractors by metro
Questions about this company list
What does Exact match mean for grid interconnection 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 grid interconnection contractors did RevenueBase find based in Spain?
The saved snapshot records 315 matching company records, 11,324 tracked contacts and 1,005 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: October 13, 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
Grid interconnection contractors by geography
- Grid interconnection contractors based in Melbourne, Australia
- Grid interconnection contractors based in Perth, Australia
- Grid interconnection contractors based in Belo Horizonte, Brazil
- Grid interconnection contractors based in Curitiba, Brazil
- Grid interconnection contractors based in Fortaleza, Brazil
- Grid interconnection contractors based in Rio De Janeiro, Brazil
- Grid interconnection contractors based in Sao Paulo, Brazil
- Grid interconnection contractors based in Calgary, Canada
- Grid interconnection contractors based in Chennai, India
- Grid interconnection contractors based in Belgrade, Serbia
- Grid interconnection contractors based in Madrid, Spain
- Grid interconnection contractors based in Ankara, Türkiye
Cite this list
RevenueBase Data Team. Top 25 grid interconnection contractors based in Spain. Snapshot: October 13, 2026. https://revenuebase.ai/companies/grid-interconnection-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
- Grid interconnection contractors based in Melbourne, Australia
- Grid interconnection contractors based in Perth, Australia
- Grid interconnection contractors based in Belo Horizonte, Brazil
- Grid interconnection contractors based in Curitiba, Brazil
- Grid interconnection contractors based in Fortaleza, Brazil
- Grid interconnection contractors based in Rio De Janeiro, Brazil
Company intelligence · public preview
Top 25 grid interconnection contractors based in Spain
RevenueBase records 315 matching company records for grid interconnection contractors based in Spain, with 11,324 tracked contacts and 1,005 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: October 13, 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 grid interconnection 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 | Dragados Offshoredragadosoffshore.com HQ: 11510 Puerto Real, SpainReported employees: 1,001-5,000 | 11510 Puerto Real, Spain | 1,001-5,000 | Exact match | 1,538 contacts → |
“Founded in 1972, Dragados Offshore S.A.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | GESservices-ges.com HQ: Zamudio, SpainReported employees: 501-1,000 | Zamudio, Spain | 501-1,000 | Exact match | 785 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 3 | Comfica Soluciones Integrales S.Lcomfica.com HQ: Fuenlabrada, SpainReported employees: 201-500 | Fuenlabrada, Spain | 201-500 | Exact match | 720 contacts → |
“Empresa especializada en la ingenieria, desarrollo, construccion, instalación, y puesta en marcha de instalaciones de telecomunicaciones, electricidad, señalización, redes de…” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Grupotecgrupotec.es HQ: Valencia, SpainReported employees: 501-1,000 | Valencia, Spain | 501-1,000 | Exact match | 560 contacts → |
“GRUPOTEC - Empresa multidisciplinar de ingeniería y arquitectura y líder en el sector de la energía fotovoltaica.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Tetracetetrace.com HQ: Pamplona, SpainReported employees: 501-1,000 | Pamplona, Spain | 501-1,000 | Exact match | 478 contacts → |
“TETRACE es un Grupo Empresarial dedicado a ingeniería, construcción y mantenimiento de activos renovables, constituido en 2010.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Enertis Applusenertisapplus.com HQ: Madrid, SpainReported employees: 201-500 | Madrid, Spain | 201-500 | Exact match | 398 contacts → |
“Enertis Applus+ is a global engineering consultancy firm with extensive expertise in the renewable energy and BESS industry.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Iplan Gestión Integraliplangestion.com HQ: Barcelona, SpainReported employees: 501-1,000 | Barcelona, Spain | 501-1,000 | Exact match | 396 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 · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | WSP EN Españawsp.com HQ: Santander, SpainReported employees: 501-1,000 | Santander, Spain | 501-1,000 | Exact match | 371 contacts → |
“WSP is one of the world's leading companies in the development of professional engineering services.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Negratín Global Servicesnegratin.com HQ: Peligros, SpainReported employees: 201-500 | Peligros, Spain | 201-500 | Exact match | 321 contacts → |
“Somos un grupo energético global verticalmente integrado con más de 25 años de trayectoria y presencia consolidada en Europa, América y Asia.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Lanco Infratech Limitedlancogroup.com HQ: Madrid, SpainReported employees: 1,001-5,000 | Madrid, Spain | 1,001-5,000 | Exact match | 316 contacts → |
“LANCO INFRATECH LIMITED is an oil and energy company based out of Calle Laguna del Marquesado Nª 19, Nave 16 Edificio Adriana 1ª Planta, Polígono Industrial La Resina…” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Sólidasolida.com.es HQ: Madrid, SpainReported employees: 201-500 | Madrid, Spain | 201-500 | Exact match | 273 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 · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | HQ: Madrid, SpainReported employees: 201-500 | Madrid, Spain | 201-500 | Exact match | 263 contacts → |
“Ingeniería Estudios y Proyectos NIP, S.A.(NIPSA) is a Spanish engineering and consulting company created in 1976 with the purpose of providing high quality and flexible technical…” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Ecointegral Ingeniería, SLecointegral.com HQ: Córdoba, SpainReported employees: 201-500 | Córdoba, Spain | 201-500 | Exact match | 255 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 · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | ACISAacisa.es HQ: Madrid, SpainReported employees: 201-500 | Madrid, Spain | 201-500 | Exact match | 248 contacts → |
“Elevate your expectations with ACISA, a proud member of the prestigious Aldesa Group, Spain's construction titan.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Invall S.Ainvall.com HQ: Reus, SpainReported employees: 51-200 | Reus, Spain | 51-200 | Exact match | 185 contacts → |
“INVALL is an engineering and consulting services company.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Syneox Railsyneox.com HQ: Alcobendas, SpainReported employees: 501-1,000 | Alcobendas, Spain | 501-1,000 | Exact match | 183 contacts → |
“Railway Energy Systems International Contractor” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Initec Energíainitec-energia.com HQ: Madrid, SpainReported employees: 201-500 | Madrid, Spain | 201-500 | Exact match | 182 contacts → |
“INITEC Energía focuses its activity on the construction of electricity generation facilities.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Quadrante Izhariaizharia.com HQ: Las Rozas De Madrid, SpainReported employees: 1,001-5,000 | Las Rozas De Madrid, Spain | 1,001-5,000 | Exact match | 176 contacts → |
“Nos dedicamos a la Ingeniería de Subestaciones y Lineas de AT y MT.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Vestel Ingenierosvestelingenieros.com HQ: Paterna, SpainReported employees: 51-200 | Paterna, Spain | 51-200 | Exact match | 140 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 · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Voltae Engineeringvoltae.com HQ: Seville, SpainReported employees: 51-200 | Seville, Spain | 51-200 | Exact match | 137 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 · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Barlovento Applusbarloventoapplus.com HQ: Logroño, SpainReported employees: 51-200 | Logroño, Spain | 51-200 | Exact match | 125 contacts → |
“Barlovento Applus+ is a global consulting, engineering, and testing company with extensive expertise in the wind industry.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Emurtelemurtel.es HQ: El Palmar (murcia), SpainReported employees: 51-200 | El Palmar (murcia), Spain | 51-200 | Exact match | 96 contacts → |
“Emurtel es una compañía líder de ingeniería y consultoría multidisciplinar orientada a la gestión integral de proyectos, ofreciendo soluciones de valor añadido en el diseño…” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Grupo Cartago Ingenieroscartago-ingenieros.com HQ: Madrid, SpainReported employees: 51-200 | Madrid, Spain | 51-200 | Exact match | 64 contacts → |
“Grupo CARTAGO desarrolla servicios de ingeniería y de dirección y supervisión de obra en la construcción y puesta en marcha de plantas industriales, petroquímicas, centrales…” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Elecamelecam.net HQ: San Agustín De Guadalix, SpainReported employees: 11-50 | San Agustín De Guadalix, Spain | 11-50 | Exact match | 64 contacts → |
“Empresa dedicada a Instalaciones Eléctricas/energéticas tanto a particulares como grandes empresas.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Azigrene Energy Consultingazigrene.es HQ: Valencia/valència, SpainReported employees: 51-200 | Valencia/valència, Spain | 51-200 | Exact match | 56 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 · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 315 company matches
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Grid interconnection contractors: dataset insights
October 13, 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
315 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 315 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 13, 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 ↗
Grid interconnection contractors by metro
Questions about this company list
What does Exact match mean for grid interconnection 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 grid interconnection contractors did RevenueBase find based in Spain?
The saved snapshot records 315 matching company records, 11,324 tracked contacts and 1,005 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: October 13, 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 grid interconnection contractors based in Spain. Snapshot: October 13, 2026. https://revenuebase.ai/companies/grid-interconnection-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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