Company lists · Data refreshed October 2026

Top 25 Electrical installation contractors based in Portugal

Name: Electrical installation contractors based in Portugal
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Oct 12, 2026 228 companies tracked

RevenueBase identified 228 company matches for electrical installation contractors associated with Portugal as of October 2026 and tracks 1,974 professional contacts across them, including 370 with verified work emails. Braga is the largest hub.

This list covers company matches for electrical installation contractors 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 12, 2026.

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

How to read this list RevenueBase SmartSearch · Exact Recorded Oct 12, 2026 How this list was built

228Companies

1,974Contacts tracked

370Verified emails

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The 25 largest electrical installation contractors based in Portugal

Ranked by team size

Top 25 of 228 company matches for electrical installation contractors based in Portugal, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 12, 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	Est, S.A	Exact match	Leiria, PortugalHQ recorded Oct 12, 2026	51-200	573 contacts →
	Exact match “EST - Empresa Serviços Técnicos, S.A.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
2	DTE	Exact match	Braga, PortugalHQ recorded Oct 12, 2026	51-200	158 contacts →
	Exact match “Acompanhando a constante evolução tecnológica e os novos modos de vida, a dte orgulha-se de ser uma das empresas nacionais de referência na instalação de infraestruturas e…” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
3	UNDEL	Exact match	Braga, PortugalHQ recorded Oct 12, 2026	51-200	47 contacts →
	Exact match “A Undel possui atividade principal na área das instalações elétricas em Portugal, privilegiando um serviço de referência e excelência.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
4	Electro-Minho	Exact match	Viana Do Castelo, PortugalHQ recorded Oct 12, 2026	201-500	37 contacts →
	Exact match “Fundada em 1955, a Electro-Minho, Lda.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
5	Electroinstal	Exact match	Maia, PortugalHQ recorded Oct 12, 2026	51-200	30 contacts →
	Exact match “Instalações Elétricas \| Instalações Mecânicas (AVAC)\| Sistemas de Segurança \| Gestão Técnica (GTC)” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
6	Energytop	Exact match	Maia, PortugalHQ recorded Oct 12, 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 12, 2026 · View company records in RevenueBase
7	Cwpower	Exact match	Lisbon, PortugalHQ recorded Oct 12, 2026	11-50	25 contacts →
	Exact match “Instalações Elétricas e Telecomunicações & Domótica - Redes Estruturadas de Dados - Safety - SADI - Security - SADIR, Controlo de Acessos, CCTV - Manutenção” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
8	Enermundo	Exact match	Paços Ferreira, PortugalHQ recorded Oct 12, 2026	11-50	25 contacts →
	Exact match “Instalações elétricas de baixa e média tensão, Ited, CCTV, controle de acessos, Intrusão, deteção de incêndio, etc.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
9	IELAC	Exact match	Vila Nova De Famalicão, PortugalHQ recorded Oct 12, 2026	11-50	23 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
10	Newclima	Exact match	Maia, PortugalHQ recorded Oct 12, 2026	11-50	23 contacts →
	Exact match “A Newclima Instalações e Manutenção, Lda.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
11	Ieol Instalações Eléctricas Especiais	Exact match	Argoncilhe, PortugalHQ recorded Oct 12, 2026	51-200	21 contacts →
	Exact match “Esta é uma empresa no ramo de Instalações Eléctricas e Especiais, mas com forte determinação em se afirmar no mercado pela competência profissional e qualidade do serviço prestado.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
12	Voltel	Exact match	Santa Catarina Da Serra, PortugalHQ recorded Oct 12, 2026	11-50	18 contacts →
	Exact match “A Voltel – Instalações Técnicas de Electricidade, Lda.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
13	Builtin Instalações Especiais	Exact match	V.n.famalicão, PortugalHQ recorded Oct 12, 2026	11-50	18 contacts →
	Exact match “Builtin, empresa engenharia, Instalação Eletricidade, Ar Condicionado, painéis solares e especialidades” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
14	Carfat	Exact match	Guimarães, PortugalHQ recorded Oct 12, 2026	11-50	18 contacts →
	Exact match “Com mais de duas décadas de história, a CARFAT é uma empresa vocacionada para soluções integradas de eletricidade.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
15	Trimono	Exact match	Olival Basto, PortugalHQ recorded Oct 12, 2026	51-200	17 contacts →
	Exact match “About Trimono Founded in 2001, Trimono Electrical Installations quickly became a trusted name in Portugal’s electrical installation sector.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
16	Indutora	Exact match	Funchal, PortugalHQ recorded Oct 12, 2026	51-200	16 contacts →
	Exact match “Instalações Eléctricas e de Telecomunicações” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
17	Voltenergy	Exact match	Coimbra, PortugalHQ recorded Oct 12, 2026	11-50	15 contacts →
	Exact match “Apesar de jovem, a VOLTENERGY, orgulha-se de ser já uma das empresas nacionais de referência na área das instalações eléctricas e no fabrico de quadros eléctricos.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
18	Snef Portugal Electricidade	Exact match	Elvas, PortugalHQ recorded Oct 12, 2026	11-50	11 contacts →
	Exact match “Somos uma empresa com uma rica trajetória de mais de 30 anos, estabelecendo um legado sólido no setor industrial.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
19	ELPOR	Exact match	Loures, PortugalHQ recorded Oct 12, 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 12, 2026 · View company records in RevenueBase
20	Embeiral Técnica	Exact match	Viseu, PortugalHQ recorded Oct 12, 2026	11-50	9 contacts →
	Exact match “Founded on June 28, 2018, headquartered in Viseu, Embeiral Técnica appears with its strategy defined and directed towards the execution of all types of technical installations…” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
21	Iluminho	Exact match	Braga, PortugalHQ recorded Oct 12, 2026	11-50	9 contacts →
	Exact match “Fundada no ano de 2002, a Iluminho – Instalações Eléctricas, Lda, sediada em Braga tem como principal ramo de atividade a execução de instalações elétricas de baixa tensão…” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
22	Decibolt	Exact match	Póvoa De Varzim, PortugalHQ recorded Oct 12, 2026	11-50	8 contacts →
	Exact match “Em 2011, surge no mercado uma empresa vocacionada para as instalações elétricas, que desenvolve uma parceria com o Grupo CCR.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
23	Quadrinorte	Exact match	Lordelo - Paredes, PortugalHQ recorded Oct 12, 2026	1-10	8 contacts →
	Exact match “A Quadrinorte é especialista na eletrificação e comercialização de quadros elétricos e automação.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
24	Ides LDA	Exact match	Leiria, PortugalHQ recorded Oct 12, 2026	11-50	7 contacts →
	Exact match “HISTÓRIA A IDES – Lda é formalmente constituída como empresa, a 14 de Fevereiro de 2012.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
25	Voltmoderno	Exact match	Carregado, PortugalHQ recorded Oct 12, 2026	11-50	7 contacts →
	Exact match “Somos uma empresa, a laborar desde Maio de 2005, vocacionada para execução de obras de eletricidade, segurança e cablagem estruturada.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “electrical installation 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 228 electrical installation contractors based in Portugal

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Electrical installation contractors based in Portugal at a glance

As of Oct 12, 2026

18.7%Verified-email coverage

8.7Average contacts per company

11-50Median size (employees)

5.7%Largest-city concentration · Braga

Oct 12, 2026Page data refreshed

Companies by employee count

1-10

108

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 228 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 installation 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 370 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh: This page's figures were pulled from the company graph on October 12, 2026. Lists refresh periodically as the graph is re-checked.
Record context: Company records and descriptions can change. Check the company's website for its current services and locations.

Frequently asked

What is RevenueBase SmartSearch?

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

How many electrical installation contractors are there based in Portugal?

RevenueBase identified 228 company matches for electrical installation contractors 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?

Est, S.A tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most electrical installation contractors?

Braga leads with 13 company records, followed by Lisbon (9) and Porto (6).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 370 professional contacts with verified work emails tracked across these 228 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on October 12, 2026.

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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.