Company lists · Data refreshed September 2026

Top 25 Power systems engineering companies based in Portugal

Name: Power systems engineering companies based in Portugal
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 17, 2026 258 companies tracked

RevenueBase identified 258 company matches for power systems engineering companies associated with Portugal as of September 2026 and tracks 4,760 professional contacts across them, including 1,143 with verified work emails. Lisbon is the largest hub.

This list covers company matches for power systems engineering companies 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 September 17, 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 Sep 17, 2026 How this list was built

258Companies

4,760Contacts tracked

1,143Verified emails

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The 25 largest power systems engineering companies based in Portugal

Ranked by team size

Top 25 of 258 company matches for power systems engineering companies based in Portugal, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 17, 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	CJR Renewables	Exact match	Matosinhos, PortugalHQ recorded Sep 17, 2026	1,001-5,000	816 contacts →
	Exact match “CJR Renewables: EPC/BOP/BOS integrated services provider for wind farms and solar plants.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
2	CME	Exact match	Oeiras, PortugalHQ recorded Sep 17, 2026	1,001-5,000	681 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 · Sep 17, 2026 · View company records in RevenueBase
3	Est, S.A	Exact match	Leiria, PortugalHQ recorded Sep 17, 2026	51-200	551 contacts →
	Exact match “EST - Empresa Serviços Técnicos, S.A.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
4	Sotécnica	Exact match	Loures, PortugalHQ recorded Sep 17, 2026	501-1,000	295 contacts →
	Exact match “Sotécnica, a brand of VINCI Energies, is an integrated engineering solutions company and a multi-technical team in the areas of Electrical Installations, Technical Installations…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
5	TCPI	Exact match	Porto Salvo, PortugalHQ recorded Sep 17, 2026	201-500	166 contacts →
	Exact match “We are an international E&I Engineering, Construction and Maintenance company operating worldwide.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
6	JDC Jayme DA Costa	Exact match	Grijó, PortugalHQ recorded Sep 17, 2026	51-200	146 contacts →
	Exact match “Com mais de 100 anos de atividade, mas com a capacidade de executar de uma estrutura jovem e dinâmica, a JdC é hoje uma empresa nacional focada no desenvolvimento tecnológico de…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
7	Sisint	Exact match	Canelas, PortugalHQ recorded Sep 17, 2026	51-200	84 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 · Sep 17, 2026 · View company records in RevenueBase
8	Flosel, LDA	Exact match	Braga, PortugalHQ recorded Sep 17, 2026	51-200	63 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 · Sep 17, 2026 · View company records in RevenueBase
9	Silva & Vinha S.A	Exact match	Penafiel, PortugalHQ recorded Sep 17, 2026	201-500	54 contacts →
	Exact match “A Silva & Vinha, S.A.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
10	Winpower, S.A	Exact match	Lisbon, PortugalHQ recorded Sep 17, 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 · Sep 17, 2026 · View company records in RevenueBase
11	Nomad Tech	Exact match	Guifões, PortugalHQ recorded Sep 17, 2026	51-200	41 contacts →
	Exact match “Nomad Tech delivers power electronics engineering, repair, and modernization, supporting operators and maintainers extend asset life, improve reliability, and reduce Life Cycle…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
12	Resul Equipamentos Energia , SA	Exact match	Bobadela, PortugalHQ recorded Sep 17, 2026	51-200	36 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 · Sep 17, 2026 · View company records in RevenueBase
13	Electro-Minho	Exact match	Viana Do Castelo, PortugalHQ recorded Sep 17, 2026	201-500	36 contacts →
	Exact match “Fundada em 1955, a Electro-Minho, Lda.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
14	RODEL	Exact match	Braga, PortugalHQ recorded Sep 17, 2026	11-50	32 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 · Sep 17, 2026 · View company records in RevenueBase
15	WA	Exact match	Quinta Da Parreirinha, PortugalHQ recorded Sep 17, 2026	11-50	31 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 · Sep 17, 2026 · View company records in RevenueBase
16	Enforce	Exact match	Covilhã, PortugalHQ recorded Sep 17, 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 · Sep 17, 2026 · View company records in RevenueBase
17	Aqueciliz S.A	Exact match	Caranguejeira, PortugalHQ recorded Sep 17, 2026	51-200	30 contacts →
	Exact match “O principal objetivo do GRUPO AQUECILIZ é proporcionar ao Mercado, e em especial aos nossos Cientes, um Grau de Satisfação que cumpra as expectativas, necessidades e compromissos…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
18	Energytop	Exact match	Maia, PortugalHQ recorded Sep 17, 2026	11-50	27 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 · Sep 17, 2026 · View company records in RevenueBase
19	Value Element Engineering Solutions	Exact match	Paços De Ferreira, PortugalHQ recorded Sep 17, 2026	11-50	26 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 · Sep 17, 2026 · View company records in RevenueBase
20	Foeng Group	Exact match	Cacia, PortugalHQ recorded Sep 17, 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 · Sep 17, 2026 · View company records in RevenueBase
21	Powergroup	Exact match	Paredes, PortugalHQ recorded Sep 17, 2026	51-200	23 contacts →
	Exact match “We work and grow together!” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
22	Newclima	Exact match	Maia, PortugalHQ recorded Sep 17, 2026	11-50	21 contacts →
	Exact match “A Newclima Instalações e Manutenção, Lda.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
23	IELAC	Exact match	Vila Nova De Famalicão, PortugalHQ recorded Sep 17, 2026	11-50	20 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
24	Optipower	Exact match	Aveiro, PortugalHQ recorded Sep 17, 2026	1-10	19 contacts →
	Exact match “Our company provides services and products in the field of electric installations and industrial maintenance.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
25	Builtin Instalações Especiais	Exact match	V.n.famalicão, PortugalHQ recorded Sep 17, 2026	11-50	17 contacts →
	Exact match “Builtin, empresa engenharia, Instalação Eletricidade, Ar Condicionado, painéis solares e especialidades” Recorded in the RevenueBase company graph · Sep 17, 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 “power systems engineering companies”. 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 258 power systems engineering companies based in Portugal

See the full list, filter by size, metro and specialty, and access 1,143 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Power systems engineering companies based in Portugal at a glance

As of Sep 17, 2026

24.0%Verified-email coverage

18.4Average contacts per company

11-50Median size (employees)

7.4%Largest-city concentration · Lisbon

Sep 17, 2026Page data refreshed

Companies by employee count

1-10

120

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 258 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 engineering companies” 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 1,143 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 September 17, 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 engineering companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many power systems engineering companies are there based in Portugal?

RevenueBase identified 258 company matches for power systems engineering companies associated with Portugal as of September 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?

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

Which city has the most power systems engineering companies?

Lisbon leads with 19 company records, followed by Braga (11) and Porto (7).

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 1,143 professional contacts with verified work emails tracked across these 258 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 September 17, 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.