Company lists · Data refreshed November 2026

Top 25 Power system communications companies based in Brazil

Name: Power system communications companies based in Brazil
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Nov 6, 2026 99 companies tracked

RevenueBase identified 99 company matches for power system communications companies associated with Brazil as of November 2026 and tracks 4,735 professional contacts across them, including 894 with verified work emails. Sao Paulo is the largest hub.

This list covers company matches for power system communications companies associated with 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 November 6, 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 6, 2026 How this list was built

99Companies

4,735Contacts tracked

894Verified emails

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The 25 largest power system communications companies based in Brazil

Ranked by team size

Top 25 of 99 company matches for power system communications companies based in Brazil, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 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	Engelmig Energia	Exact match	Belo Horizonte, BrazilHQ recorded Nov 6, 2026	5,001-10,000	1,929 contacts →
	Exact match “A Engelmig foi fundada em 1985 com o objetivo de prestar serviços de engenharia em redes de distribuição de energia elétrica.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2	B. Tobace Instalações Elétricas E Telefônicas Ltda	Exact match	Jaboticabal, BrazilHQ recorded Nov 6, 2026	1,001-5,000	551 contacts →
	Exact match “B.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3	MI Electric Brasil	Exact match	Macaé, BrazilHQ recorded Nov 6, 2026	201-500	398 contacts →
	Exact match “MI Electric Brasil is a company specialized in electrical engineering, controls and automation, focusing on provide energy supplies and equipment maintenance solutions in order to…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4	ELO Telecomunicações E Construções Ltda	Exact match	Aparecida De Goiania, BrazilHQ recorded Nov 6, 2026	201-500	156 contacts →
	Exact match “A ELO Telecomunicações e Construções Ltda é uma empresa especializada na prestação de serviços de transmissão nos seus mais variados campos.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5	Treetech Tecnologia	Exact match	Atibaia, BrazilHQ recorded Nov 6, 2026	51-200	148 contacts →
	Exact match “INOVAÇÃO, TECNOLOGIA E COMPROMETIMENTO A Treetech Sistemas Digitais é a única empresa do Brasil especializada em gestão on-line de ativos de subestações de energia elétrica.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6	Seltec Engenharia Ltda	Exact match	Niterói, BrazilHQ recorded Nov 6, 2026	201-500	104 contacts →
	Exact match “Nossa história iniciou-se em dezembro de A empresa formada por ex funcionários da CERJ ganhou notoriedade através da excelência na prestação de serviços para o setor elétrico no…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7	Softcomp Conectividade	Exact match	Lauro De Freitas, BrazilHQ recorded Nov 6, 2026	201-500	99 contacts →
	Exact match “Softcomp Telecomunicações: Pioneirismo e Inovação em Conectividade Sobre Nós: Com 27 anos de experiência, a Softcomp Telecomunicações é uma destacada empresa brasileira no setor…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8	RS Telecomunicações	Exact match	Maringá, BrazilHQ recorded Nov 6, 2026	51-200	58 contacts →
	Exact match “RS Telecomunicaes is a telecommunications company based out of 265 TREVO DE CIANORTE - Parque Industrial, Maringá, Brazil.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9	Amtk Energia	Exact match	Itajubá, BrazilHQ recorded Nov 6, 2026	51-200	57 contacts →
	Exact match “A Amantykir Energia é especializada em soluções e serviços voltados para a automação de sistemas elétricos aplicando a norma IEC 61850.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10	Propagação Engenharia	Exact match	Sao Paulo, BrazilHQ recorded Nov 6, 2026	51-200	55 contacts →
	Exact match “A Propagação Engenharia, no mercado desde 1994, começou suas atividades atuando no mercado de Telecom implantando redes telefônicas e caminhou junto com o desenvolvimento…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11	Consenso Tecnologia	Exact match	Recife, BrazilHQ recorded Nov 6, 2026	51-200	52 contacts →
	Exact match “A Consenso tecnologia nasceu em 2013 com a missão de inovar na prestação de serviços para o segmento de Utilities através de tecnologia da informação.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12	Grupo Gera Energia	Exact match	Sao Paulo, BrazilHQ recorded Nov 6, 2026	11-50	41 contacts →
	Exact match “O GRUPO GERA ENERGIA foi fundado por profissionais experientes com mais de 30 anos no mercado na área de geração e distribuição de energia.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13	Grupo Control Engenharia	Exact match	Fortaleza, BrazilHQ recorded Nov 6, 2026	11-50	39 contacts →
	Exact match “A empresa CONTROL TECNOLOGIA fundada no ano tem sua experiência iniciada em atividades de implantação de equipamentos e sistemas de automação e controle em subestações de 13,8 kV…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14	BYNE	Exact match	Florianópolis, BrazilHQ recorded Nov 6, 2026	11-50	35 contacts →
	Exact match “We are Byne, a company focused on communication, monitoring and control.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15	WT Engenharia	Exact match	Recife, BrazilHQ recorded Nov 6, 2026	11-50	28 contacts →
	Exact match “A WT - Manutenções e Montagens Ltda, Fundada em 1997, tem desenvolvido trabalhos nos diversos estados do Nordeste, atuando sob o conceito de engenharia integrada.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16	Ricall Radiocomunicação	Exact match	São Paulo, BrazilHQ recorded Nov 6, 2026	11-50	27 contacts →
	Exact match “Com 25 anos de experiência, a Ricall desenvolve projetos de engenharia em: • Radiocomunicação • Redes wireless • Videomonitoramento em Rede \| • PABX / IP • Identificação, coleta e…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17	Uniteelcom Engenharia DE Telecomunicações Ltda	Exact match	Curitiba, BrazilHQ recorded Nov 6, 2026	11-50	21 contacts →
	Exact match “A UNITEELCOM é uma empresa prestadora de serviços especializada em Redes de Comunicação e Sistemas Integrados de Voz, Dados e Imagem.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18	Apta Soluções EM Energia	Exact match	Jundiaí, BrazilHQ recorded Nov 6, 2026	11-50	19 contacts →
	Exact match “A APTA Soluções em Energia é uma empresa paulista, sediada em Jundiaí e fundada em 2017.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19	EDR Tecnologia	Exact match	Sao Paulo, BrazilHQ recorded Nov 6, 2026	51-200	18 contacts →
	Exact match “A EDR Tecnologia é especializada em soluções integradas de Telecom ONS para o setor elétrico, atuando junto a usinas de geração, transmissoras, distribuidoras e centros de…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20	Energoato Eletricidade	Exact match	Aparecida De Goiania, BrazilHQ recorded Nov 6, 2026	51-200	18 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21	SKY Engenharia	Exact match	Lauro De Freitas, BrazilHQ recorded Nov 6, 2026	51-200	18 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22	Downup Telecomunicacoes	Exact match	Catu, BrazilHQ recorded Nov 6, 2026	11-50	17 contacts →
	Exact match “Downup Telecomunicacoes is a telecommunications company based out of R.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23	IPS Engenharia E Construções	Exact match	Canoas, BrazilHQ recorded Nov 6, 2026	51-200	10 contacts →
	Exact match “Fundada em fevereiro de 1998, a IPS Engenharia e Construções Ltda acumula mais de 28 anos de atuação no setor elétrico brasileiro, oferecendo soluções integradas de engenharia…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24	APR Service Power	Exact match	Campinas, BrazilHQ recorded Nov 6, 2026	11-50	6 contacts →
	Exact match “Procurando inovar e sempre atender de forma profissional e ética os nossos clientes e fornecedores, a APR POWER procura sempre melhorar e estar andando em conjunto com as…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25	Thunder Engenharia	Exact match	Fortaleza, BrazilHQ recorded Nov 6, 2026	11-50	5 contacts →
	Exact match “A THUNDER ENGENHARIA LTDA é uma empresa de Engenharia Elétrica de manutenção e serviços técnicos especializados em Alta e Média que preza pela qualidade dos serviços oferecidos…” Recorded in the RevenueBase company graph · Nov 6, 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 system communications 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 99 power system communications companies based in Brazil

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Power system communications companies based in Brazil at a glance

As of Nov 6, 2026

18.9%Verified-email coverage

47.8Average contacts per company

11-50Median size (employees)

13.1%Largest-city concentration · Sao Paulo

Nov 6, 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 Brazil, so it is reported there. Company counts and contact totals on this page are exact for Brazil, over 99 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 Brazil whose business descriptions match “power system communications 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 894 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 6, 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 system communications companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many power system communications companies are there based in Brazil?

RevenueBase identified 99 company matches for power system communications companies associated with Brazil 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?

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

Which city has the most power system communications companies?

Sao Paulo leads with 13 company records, followed by Aparecida De Goiania (4) and Jundiai (4).

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 894 professional contacts with verified work emails tracked across these 99 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 6, 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.