Company lists · Data refreshed October 2026

Top 25 Grid infrastructure engineering firms based in Portugal

Name: Grid infrastructure engineering firms based in Portugal
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Oct 13, 2026 102 companies tracked

RevenueBase identified 102 company matches for grid infrastructure engineering firms associated with Portugal as of October 2026 and tracks 2,284 professional contacts across them, including 516 with verified work emails. Lisbon is the largest hub.

This list covers company matches for grid infrastructure engineering firms 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 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.

How to read this list RevenueBase SmartSearch · Exact Recorded Oct 13, 2026 How this list was built

102Companies

2,284Contacts tracked

516Verified emails

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The 25 largest grid infrastructure engineering firms based in Portugal

Ranked by team size

Top 25 of 102 company matches for grid infrastructure engineering firms based in Portugal, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 13, 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	CME	Exact match	Oeiras, PortugalHQ recorded Oct 13, 2026	1,001-5,000	750 contacts →
	Exact match “Engineering Service Provider / Contractor on Telecom, IT, GIS, Electricity, Renewable Energy, Energy Generation, Hydraulic Facilities, Gas, Pipeline, Industrial installations…” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
2	Flosel, LDA	Exact match	Braga, PortugalHQ recorded Oct 13, 2026	51-200	73 contacts →
	Exact match “Flosel adds to buildings a wide variety of specialties under the domains of electrical and hydraulic engineering.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
3	Silva & Vinha S.A	Exact match	Penafiel, PortugalHQ recorded Oct 13, 2026	201-500	60 contacts →
	Exact match “A Silva & Vinha, S.A.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
4	Winpower, S.A	Exact match	Lisbon, PortugalHQ recorded Oct 13, 2026	51-200	46 contacts →
	Exact match “WinPower is an engineering company with more than 30 years of experience in the energy sector, and references of power generation projects in Europe, Africa, and America.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
5	Gibb Engineering	Exact match	Algés, PortugalHQ recorded Oct 13, 2026	51-200	43 contacts →
	Exact match “GIBB is a portuguese company of Consulting and Design with strong national and international reputation.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
6	Value Element Engineering Solutions	Exact match	Paços De Ferreira, PortugalHQ recorded Oct 13, 2026	11-50	31 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 · Oct 13, 2026 · View company records in RevenueBase
7	Resul Equipamentos Energia , SA	Exact match	Bobadela, PortugalHQ recorded Oct 13, 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 13, 2026 · View company records in RevenueBase
8	Enforce	Exact match	Covilhã, PortugalHQ recorded Oct 13, 2026	11-50	30 contacts →
	Exact match “A Enforce foi fundada há 10 anos resultando da transformação da empresa João Nuno Serra Lda.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
9	WA	Exact match	Quinta Da Parreirinha, PortugalHQ recorded Oct 13, 2026	11-50	30 contacts →
	Exact match “A WA – Engenharia e Consultoria é composta por um conjunto de profissionais de engenharia com uma vasta experiência nas suas áreas de intervenção e em edifícios e empreendimentos…” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
10	Ferbeck International SA	Exact match	Lisbon, PortugalHQ recorded Oct 13, 2026	11-50	30 contacts →
	Exact match “Established in 1846 in Germany, J.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
11	Powergroup	Exact match	Paredes, PortugalHQ recorded Oct 13, 2026	51-200	29 contacts →
	Exact match “We work and grow together!” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
12	JSJ Structural Engineering	Exact match	Lisbon, PortugalHQ recorded Oct 13, 2026	11-50	27 contacts →
	Exact match “A JSJ é uma empresa de engenharia especializada em projetos estruturais e geotécnicos, com mais de 30 anos de experiência em grandes projetos do Setor Público e Privado.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
13	Foeng Group	Exact match	Cacia, PortugalHQ recorded Oct 13, 2026	51-200	23 contacts →
	Exact match “FOeng is an Engineering Office founded in 2007, initially focused on Civil Engineering and Architecture Projects, with a commitment to providing innovative and optimized services…” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
14	Voltel	Exact match	Santa Catarina Da Serra, PortugalHQ recorded Oct 13, 2026	11-50	18 contacts →
	Exact match “A Voltel – Instalações Técnicas de Electricidade, Lda.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
15	Trimono	Exact match	Olival Basto, PortugalHQ recorded Oct 13, 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 13, 2026 · View company records in RevenueBase
16	Geometric Talks	Exact match	Porto, PortugalHQ recorded Oct 13, 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 13, 2026 · View company records in RevenueBase
17	Geoinfra, LDA	Exact match	Cavalões, PortugalHQ recorded Oct 13, 2026	11-50	9 contacts →
	Exact match “Geoinfra, Lda is a company based out of R.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
18	Edgar Cardoso	Exact match	Lisbon, PortugalHQ recorded Oct 13, 2026	11-50	8 contacts →
	Exact match “EDGAR CARDOSO is a private engineering company, independent from any other entity in the industry, such as suppliers and contractors.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
19	Insoltub Welding & Piping, LDA	Exact match	Sertã, PortugalHQ recorded Oct 13, 2026	51-200	7 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
20	Ccad-Serviços DE Engenharia, LDA	Exact match	Maia, PortugalHQ recorded Oct 13, 2026	11-50	6 contacts →
	Exact match “A CCAD – Serviços de Engenharia, Lda foi criada em Junho de 2005 e resultou da experiência acumulada desde 1981 do seu sócio-gerente José Lello na elaboração de projectos na área…” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
21	Procaf Projectos, Consultoria, Assistência E Fiscalização DE Instalações, LDA	Exact match	Dafundo, PortugalHQ recorded Oct 13, 2026	1-10	6 contacts →
	Exact match “A PROCAF, Lda.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
22	TEALT	Exact match	Santo Tirso, PortugalHQ recorded Oct 13, 2026	1-10	5 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
23	Grauon	Exact match	Guimarães, PortugalHQ recorded Oct 13, 2026	1-10	5 contacts →
	Exact match “A GrauON é uma empresa de engenharia dedicada ao desenvolvimento de projetos e consultoria técnica para edifícios, equipamentos e infraestruturas.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
24	Fgp-Engenharia Civil LDA	Exact match	Portimao, PortugalHQ recorded Oct 13, 2026	11-50	4 contacts →
	Exact match “A F.G.P.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
25	Faixa Vertical	Exact match	Cidade Da Maia, PortugalHQ recorded Oct 13, 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 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 infrastructure engineering firms”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 25 of 102 grid infrastructure engineering firms based in Portugal

See the full list, filter by size, metro and specialty, and access 516 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Grid infrastructure engineering firms based in Portugal at a glance

As of Oct 13, 2026

22.6%Verified-email coverage

22.4Average contacts per company

11-50Median size (employees)

10.8%Largest-city concentration · Lisbon

Oct 13, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

501-1,000

1,001-5,000

5,001-10,000

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 102 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 “grid infrastructure engineering firms” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch: Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview: The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality: RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
Ranking: Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification: Every displayed company carries at least one verified work email. RevenueBase tracks 516 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.

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 infrastructure engineering firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many grid infrastructure engineering firms are there based in Portugal?

RevenueBase identified 102 company matches for grid infrastructure engineering firms 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?

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

Which city has the most grid infrastructure engineering firms?

Lisbon leads with 11 company records, followed by Aveiro (3) and Braga (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 516 professional contacts with verified work emails tracked across these 102 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.

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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.