Company lists · Data refreshed November 2026

Top 21 Power systems integrators based in Portugal

RevenueBase identified 68 company matches for power systems integrators associated with Portugal as of November 2026 and tracks 1,231 professional contacts across them, including 250 with verified work emails. Lisbon is the largest hub.

This list covers company matches for power systems integrators 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 November 5, 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 Nov 5, 2026 How this list was built
68Companies
1,231Contacts tracked
250Verified emails
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The 21 largest power systems integrators based in Portugal

Ranked by team size
Top 21 of 68 company matches for power systems integrators based in Portugal, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 5, 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.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchLeiria, PortugalHQ recorded Nov 5, 202651-200579 contacts →

Exact match

“EST - Empresa Serviços Técnicos, S.A.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
2Exact matchCanelas, PortugalHQ recorded Nov 5, 202651-20089 contacts →

Exact match

“Leadership in the equipments and electrical systems for the innovation, competitiveness, service, quality and respect for the Environment and Security.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
3Exact matchVila Nova De Santo André, PortugalHQ recorded Nov 5, 202611-5034 contacts →

Exact match

“A PLEXUS é uma empresa que se especializou no campo da integração de sistemas, que consiste na ligação de vários sistemas autónomos uns aos outros, de forma a que aparentem e se…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
4Exact matchParedes, PortugalHQ recorded Nov 5, 202651-20032 contacts →

Exact match

“We work and grow together!”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
5Exact matchPaços De Ferreira, PortugalHQ recorded Nov 5, 202611-5031 contacts →

Exact match

“No atual contexto energético e ambiental, a importância da produção de eletricidade através de fontes de Energia Renovável é o ponto-chave na contribuição da descarbonização do…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
6Exact matchMaia, PortugalHQ recorded Nov 5, 202611-5030 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 · Nov 5, 2026 · View company records in RevenueBase
7Exact matchSanta Catarina Da Serra, PortugalHQ recorded Nov 5, 202611-5020 contacts →

Exact match

“A Voltel – Instalações Técnicas de Electricidade, Lda.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
8Exact matchOlival Basto, PortugalHQ recorded Nov 5, 202651-20018 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 · Nov 5, 2026 · View company records in RevenueBase
9Exact matchSeixal, PortugalHQ recorded Nov 5, 202611-5015 contacts →

Exact match

“Fundada em 1998, a SISACOL tornou-se numa empresa de comercialização de equipamentos e sistemas para as áreas da energia, automação, controlo e instrumentação industrial.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
10Exact matchBraga, PortugalHQ recorded Nov 5, 202611-5013 contacts →

Exact match

“Fundada em 2005, dentro de uma das mais antigas empresas de instalações elétricas do norte do país, a Quadrina integra o Grupo Casais desde 2010.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
11Exact matchTorres Vedras, PortugalHQ recorded Nov 5, 202611-5011 contacts →

Exact match

“Entreprise crée en 1995.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
12Exact matchPóvoa De Varzim, PortugalHQ recorded Nov 5, 202611-508 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 · Nov 5, 2026 · View company records in RevenueBase
13Exact matchVila Nova De Famalicão, PortugalHQ recorded Nov 5, 202611-507 contacts →

Exact match

“Com mais de vinte e cinco anos de experiência nas áreas de Eletricidade e Energia, Sistemas de Segurança, Telecomunicações, Automação, Quadros Elétricos e Fotovoltaico a Mendanha…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
14Exact matchMaia, PortugalHQ recorded Nov 5, 202611-507 contacts →

Exact match

“Engine For Growth: automation industry”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
15Exact matchDafundo, PortugalHQ recorded Nov 5, 20261-106 contacts →

Exact match

“A PROCAF, Lda.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
16Exact matchMaia, PortugalHQ recorded Nov 5, 202611-505 contacts →

Exact match

“We are a company that presents itself to the market as a “Systems Integrator”, with the objective of providing customers with integrated solutions normally known as “Turnkey”…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
17Exact matchCidade Da Maia, PortugalHQ recorded Nov 5, 202651-2005 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 · Nov 5, 2026 · View company records in RevenueBase
18Exact matchVila Verde, PortugalHQ recorded Nov 5, 20261-104 contacts →

Exact match

“Com inicio da atividade a 2 de Janeiro de 1995, a S.Q.E-Sociedade de Quadros Elétricos, Lda, evidencia-se no mercado como Quadrista especializado para todos os setores da…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
19Exact matchCarvoeiro, PortugalHQ recorded Nov 5, 20261-104 contacts →

Exact match

“A HT Solutions Engenharia,lda especializou-se no sector da Energia, nomeadamente na produção de energia através de fontes renováveis, na sua distribuição em baixa e média tensão e…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
20Exact matchAldeia De Paio Pires, PortugalHQ recorded Nov 5, 202651-2003 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 · Nov 5, 2026 · View company records in RevenueBase
21Exact matchSines, PortugalHQ recorded Nov 5, 20261-101 contacts →

Exact match

“At Techwatt, we believe that every project is unique.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase

Showing 21 of 68 power systems integrators based in Portugal

See the full list, filter by size, metro and specialty, and access 250 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Power systems integrators based in Portugal at a glance

As of Nov 5, 2026
20.3%Verified-email coverage
18.1Average contacts per company
11-50Median size (employees)
5.9%Largest-city concentration · Lisbon
Nov 5, 2026Page data refreshed

Companies by employee count

1-10
30
11-50
30
51-200
6
5,001-10,000
1

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 68 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 “power systems integrators” 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 250 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 November 5, 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 “power systems integrators”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many power systems integrators are there based in Portugal?

RevenueBase identified 68 company matches for power systems integrators associated with Portugal as of November 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 power systems integrators?

Lisbon leads with 4 company records, followed by Braga (3) and Porto (3).

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 250 professional contacts with verified work emails tracked across these 68 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 November 5, 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.