Company lists · Data refreshed September 2026

Top 15 Power systems engineering companies based in Porto Alegre, Brazil

Name: Power systems engineering companies based in Porto Alegre, Brazil
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 17, 2026 64 companies tracked

RevenueBase identified 64 company matches for power systems engineering companies associated with Porto Alegre, Brazil as of September 2026 and tracks 907 professional contacts across them, including 186 with verified work emails. Across Brazil, Sao Paulo is the largest hub for this category (327 companies); Porto Alegre has 64.

This list covers company matches for power systems engineering companies associated with Porto Alegre, Brazil, 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

64Companies

907Contacts tracked

186Verified emails

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The 15 largest power systems engineering companies based in Porto Alegre, Brazil

Ranked by team size

Top 15 of 64 company matches for power systems engineering companies based in Porto Alegre, Brazil, 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	Tecnova Energia	Exact match	Porto Alegre, BrazilHQ recorded Sep 17, 2026	51-200	211 contacts →
	Exact match “Fundada em 1983, a TECNOVA foi concebida como uma empresa de vendas, representando comercialmente companhias de grande expressão no segmento eletro-eletrônico.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
2	Eman Engenharia DE Manutenção DE Sistemas Elétricos Ltda	Exact match	Porto Alegre, BrazilHQ recorded Sep 17, 2026	51-200	72 contacts →
	Exact match “Empresa de Engenharia criada em 1998 pelos engenheiros Dirceu Passos e Renato Conci.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
3	SPM Engenharia	Exact match	Porto Alegre, BrazilHQ recorded Sep 17, 2026	51-200	60 contacts →
	Exact match “Empresa com sede em PORTO ALEGRE - BRASIL, atuando com projetos e consultoria na área de INSTALAÇÕES PREDIAIS, COMERCIAIS e INDUSTRIAIS (elétricas, ar condicionado, ventilação…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
4	Proenergia	Exact match	Porto Alegre, BrazilHQ recorded Sep 17, 2026	11-50	32 contacts →
	Exact match “Fundada em a PROENERGIA possui mais de duas décadas de atuação no mercado nacional de engenharia elétrica, consolidando-se como referência técnica no desenvolvimento de projetos…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
5	Arpex Engenharia	Exact match	Porto Alegre, BrazilHQ recorded Sep 17, 2026	11-50	31 contacts →
	Exact match “Empresa de engenharia que atua nas áreas de prestação de serviço, treinamento, manutenção de grupos geradores, manutenção de motores marítimos e industriais, automação e…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
6	HMV Engenharia E Consultoria Ltda	Exact match	Porto Alegre, BrazilHQ recorded Sep 17, 2026	51-200	28 contacts →
	Exact match “Somos uma empresa de soluções de engenharia e tecnologia que oferece serviços de execução e consultoria em projetos elétricos para múltiplos setores.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
7	Alta Construções Ltda	Exact match	Porto Alegre, BrazilHQ recorded Sep 17, 2026	51-200	22 contacts →
	Exact match “Atuamos na manutenção e construção de redes de distribuição de energia elétrica e linhas de transmissão.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
8	Restart Brasil	Exact match	Porto Alegre, BrazilHQ recorded Sep 17, 2026	11-50	19 contacts →
	Exact match “Há 16 anos inovando no setor elétrico Somos uma empresa movida pelo um compromisso genuíno com a segurança e eficiência.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
9	Sh-Tech Instalações E Montagens Elétricas Ltda	Exact match	Porto Alegre, BrazilHQ recorded Sep 17, 2026	11-50	13 contacts →
	Exact match “Fundada em 25 de novembro do ano de 2008, localizados no Rio Grande do Sul possuímos atuação nacional.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
10	Gama Engenharia Elétrica	Exact match	Porto Alegre, BrazilHQ recorded Sep 17, 2026	11-50	12 contacts →
	Exact match “Empresa privada especializada em projetos básicos e executivos, gerenciamentos e coordenação de obra de subestações de energia em alta tensão.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
11	Prolux Engenharia DE Sistemas SA	Exact match	Porto Alegre, BrazilHQ recorded Sep 17, 2026	51-200	12 contacts →
	Exact match “Em julho de 2004 foi criada a PROLUX Engenharia de Sistemas para suprir a necessidade do mercado de dispor de mão-de-obra qualificada para atender sistemas de medição de energia…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
12	Wacker Representações	Exact match	Porto Alegre, BrazilHQ recorded Sep 17, 2026	1-10	9 contacts →
	Exact match “Desde 1967, a Wacker conecta excelência técnica a soluções personalizadas para o setor elétrico.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
13	Marpie	Exact match	Porto Alegre, BrazilHQ recorded Sep 17, 2026	11-50	7 contacts →
	Exact match “A Marpie é uma empresa de engenharia que oferece soluções em elaboração, execução e gerenciamento de projetos.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
14	Engetran Engenharia DE Sistemas DE Transmissão Ltda	Exact match	Porto Alegre, BrazilHQ recorded Sep 17, 2026	1-10	5 contacts →
	Exact match “Fundada em fevereiro de 1998, a ENGETRAN - Engenharia de Sistemas de Transmissão Ltda, nasceu com o propósito de oferecer ao mercado uma empresa com capacitação técnica e…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
15	Tecgeo Projetos E Servicos	Exact match	Porto Alegre, BrazilHQ recorded Sep 17, 2026	11-50	1 contacts →
	Exact match Recorded description not available. 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 15 of 64 power systems engineering companies based in Porto Alegre, Brazil

See the full list, filter by size, metro and specialty, and access 186 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Power systems engineering companies based in Porto Alegre, Brazil at a glance

As of Sep 17, 2026

20.5%Verified-email coverage

14.2Average contacts per company

1-10Median size (employees)

Sep 17, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

Email recency for this list is measured across the whole Brazil list rather than for Porto Alegre, so it is reported there. Company counts and contact totals on this page are exact for Porto Alegre, over 64 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 Porto Alegre, Brazil 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 186 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.

Power systems engineering companies by metro in Brazil

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 Porto Alegre, Brazil?

RevenueBase identified 64 company matches for power systems engineering companies associated with Porto Alegre, Brazil 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?

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

Which city in Brazil has the most power systems engineering companies?

Sao Paulo leads Brazil with 327 company records, followed by Belo Horizonte (141) and Rio De Janeiro (139). Porto Alegre has 64.

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 186 professional contacts with verified work emails tracked across these 64 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.