Company lists · Data refreshed October 2026

Top 20 Electrical power transmission equipment suppliers based in Portugal

Name: Electrical power transmission equipment suppliers based in Portugal
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Oct 25, 2026 53 companies tracked

RevenueBase identified 53 company matches for electrical power transmission equipment suppliers associated with Portugal as of October 2026 and tracks 789 professional contacts across them, including 205 with verified work emails. Porto is the largest hub.

This list covers company matches for electrical power transmission equipment suppliers associated with Portugal, 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 25, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Oct 25, 2026 How this list was built

53Companies

789Contacts tracked

205Verified emails

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The 20 largest electrical power transmission equipment suppliers based in Portugal

Ranked by team size

Top 20 of 53 company matches for electrical power transmission equipment suppliers based in Portugal, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 25, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Solidal	Exact match	Esposende, PortugalHQ recorded Oct 25, 2026	201-500	102 contacts →
	Exact match “SolidAl is a leading manufacturer of power cables, conductors and integrated solutions for energy transmission and distribution from 1 kV up to 400 kV.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
2	Silva & Vinha S.A	Exact match	Penafiel, PortugalHQ recorded Oct 25, 2026	201-500	60 contacts →
	Exact match “A Silva & Vinha, S.A.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
3	SKELT	Exact match	Serzedo, PortugalHQ recorded Oct 25, 2026	51-200	34 contacts →
	Exact match “Preparados para chegar a todo o mundo, trabalhamos para satisfazer os atuais clientes e conquistar novos parceiros de negócios.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
4	RODEL	Exact match	Braga, PortugalHQ recorded Oct 25, 2026	11-50	33 contacts →
	Exact match “Grande experiência na comercialização de material elétrico, a oferta da RODEL cobre todo o leque de necessidade dos profissionais no sector.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
5	Resul Equipamentos Energia , SA	Exact match	Bobadela, PortugalHQ recorded Oct 25, 2026	51-200	31 contacts →
	Exact match “Resul defines itself as an intelligent and creative company committed to studying, designing, developing, producing and offering solutions for equipment supply for energy…” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
6	Powergroup	Exact match	Paredes, PortugalHQ recorded Oct 25, 2026	51-200	29 contacts →
	Exact match “We work and grow together!” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
7	Energytop	Exact match	Maia, PortugalHQ recorded Oct 25, 2026	11-50	28 contacts →
	Exact match “Fundada em 2002, a EnergyTop é uma empresa vocacionada para soluções integradas ou completas, tipo chave-na-mão, nas áreas de produção de energia, instalações elétricas…” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
8	Indisol	Exact match	Ovar, PortugalHQ recorded Oct 25, 2026	51-200	22 contacts →
	Exact match “Indisol is a solution provider dedicated to the designing, industrialization, manufacturing, testing, commercialisation and service of cast-resin electrical insulating customised…” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
9	Optipower	Exact match	Aveiro, PortugalHQ recorded Oct 25, 2026	1-10	20 contacts →
	Exact match “Our company provides services and products in the field of electric installations and industrial maintenance.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
10	Voltel	Exact match	Santa Catarina Da Serra, PortugalHQ recorded Oct 25, 2026	11-50	18 contacts →
	Exact match “A Voltel – Instalações Técnicas de Electricidade, Lda.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
11	Iberinstal	Exact match	Bucelas, PortugalHQ recorded Oct 25, 2026	11-50	16 contacts →
	Exact match “A IBERINSTAL é uma empresa que atua no sector do Transporte e Distribuição de Eletricidade, bem como na área das Instalações Técnicas.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
12	Indutora Energia, LDA	Exact match	Câmara De Lobos, PortugalHQ recorded Oct 25, 2026	51-200	15 contacts →
	Exact match “Empresa vocacionada para o setor das Instalações Elétricas que desenvolve, essencialmente, a sua atividade no mercado regional com uma oferta de serviços distinta em diferentes…” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
13	Cosmanlux	Exact match	Sintra, PortugalHQ recorded Oct 25, 2026	11-50	13 contacts →
	Exact match “A COSMANLUX é uma empresa especializada na manutenção e montagem de equipamentos de Média e Alta Tensão, com experiência consolidada no setor energético e um compromisso contínuo…” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
14	ELPOR	Exact match	Loures, PortugalHQ recorded Oct 25, 2026	51-200	10 contacts →
	Exact match “Há mais de 4 décadas no mercado, a ELPOR é hoje uma referência Nacional no Setor do Material Elétrico.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
15	Geometric Talks	Exact match	Porto, PortugalHQ recorded Oct 25, 2026	51-200	9 contacts →
	Exact match “Na Geometric Talks, contamos com uma vasta experiência e conhecimento especializado em projetos de energia elétrica.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
16	Fisocrom	Exact match	Frielas, PortugalHQ recorded Oct 25, 2026	11-50	9 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
17	Santos & Quelhas	Exact match	Aveiro, PortugalHQ recorded Oct 25, 2026	11-50	8 contacts →
	Exact match “Material Elétrico para construção civil e indústria.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
18	Monteiro & Filho, LDA	Exact match	Perafita, PortugalHQ recorded Oct 25, 2026	11-50	5 contacts →
	Exact match “Empresa com 30 Anos de experiência Representações exclusivas de alguns produtos, distribuição de marcas conceituadas, uma equipa profissional que lhe dá as melhores soluções para…” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
19	Faixa Vertical	Exact match	Cidade Da Maia, PortugalHQ recorded Oct 25, 2026	51-200	4 contacts →
	Exact match “Faixa Vertical is an electrical utilities company based out of Maia, Portugal, specializing in Transformer Substations, Medium and Low Voltage systems.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
20	WSP S.A	Exact match	Aldeia De Paio Pires, PortugalHQ recorded Oct 25, 2026	51-200	3 contacts →
	Exact match “A WSP é uma empresa especializada no sector de eletricidade industrial, média e baixa tensão, instrumentação, automação e controlo, manutenção industrial e telecomunicações.” Recorded in the RevenueBase company graph · Oct 25, 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 “electrical power transmission equipment suppliers”. 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 20 of 53 electrical power transmission equipment suppliers based in Portugal

See the full list, filter by size, metro and specialty, and access 205 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Electrical power transmission equipment suppliers based in Portugal at a glance

As of Oct 25, 2026

26.0%Verified-email coverage

14.9Average contacts per company

11-50Median size (employees)

5.7%Largest-city concentration · Porto

Oct 25, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

Email recency for this list is measured worldwide rather than for Portugal, so it is reported there. Company counts and contact totals on this page are exact for Portugal, over 53 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 Portugal whose business descriptions match “electrical power transmission equipment suppliers” 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 205 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 25, 2026. Lists refresh periodically as the graph is re-checked.
Record context: Company records and descriptions can change. Check the company's website for its current services and locations.

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “electrical power transmission equipment suppliers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many electrical power transmission equipment suppliers are there based in Portugal?

RevenueBase identified 53 company matches for electrical power transmission equipment suppliers associated with Portugal 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?

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

Which city has the most electrical power transmission equipment suppliers?

Porto leads with 3 company records, followed by Aveiro (2) and Rio Tinto (2).

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 205 professional contacts with verified work emails tracked across these 53 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 25, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.