Company lists · Data refreshed September 2026
Top 25 Protective relay testing companies based in Brazil
RevenueBase identified 144 company matches for protective relay testing companies associated with Brazil as of September 2026 and tracks 1,893 professional contacts across them, including 132 with verified work emails. Sao Paulo is the largest hub.
This list covers company matches for protective relay testing 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 September 20, 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.
The 25 largest protective relay testing companies based in Brazil
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 695 contacts → | ||||
Exact match “Há 15 anos calibrando o Brasil com mais de 12 mil equipamentos calibrados em nosso portfólio e mais de 20 anos de experiência no mercado de energia elétrica atuando com…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 2 | 218 contacts → | ||||
Exact match “We have been in the market for over 20 years serving the main industrial and commercial markets, gaining prominent positions in the segments of Engineering, Commissioning of…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 3 | 57 contacts → | ||||
Exact match “Desde 2008 no mercado, somos especialistas em calibração, manutenção preventiva e corretiva, teste de segurança elétrica e qualificação térmica.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 4 | 53 contacts → | ||||
Exact match “Instalações elétricas / Manutenção elétrica / Projetos elétricos / Análises e Ensaios / SPDA / Termografia / Retrofit / Montagens industriais / Automação / Treinamentos” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 5 | 25 contacts → | ||||
Exact match “Empresa especializada em soluções elétricas: Service- Reparo em disjuntores e chaves (BT, MT, AT)- Reparo em relés de proteção - Manutenção preventiva e corretiva na subestação -…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 6 | 18 contacts → | ||||
Exact match “Há mais de 20 anos, oferecemos consultoria e assessoria em inspeções, laudos e testes de equipamentos e instalações.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 7 | 17 contacts → | ||||
Exact match “Fundada em 2005 em Jaraguá do Sul - SC, a TURBO DRIVE MANUTENÇÃO E CONSULTORIA LTDA, tem como missão, fornecer a seus clientes produtos e serviços especializados na área de…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 8 | 16 contacts → | ||||
Exact match “A ILM Engenharia Elétrica é uma empresa de prestação de serviços especializados atuante nas seguintes áreas: Estudos Elétricos- Curto-Circuito - Fluxo de Potência - Transitórios…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 9 | 12 contacts → | ||||
Exact match “A Bohnen+Messtek traz soluções do setor elétrico, promovendo aos nossos clientes equipamentos de ponta.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 10 | 12 contacts → | ||||
Exact match “A UTILI ENERGIA foi criada para atender às demandas do setor elétrico e de manutenção industrial.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 11 | 11 contacts → | ||||
Exact match “Somos uma empresa consolidada no mercado em prestações de serviços de engenharia na área de automação em usinas elétricas, subestações de energia.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 12 | 11 contacts → | ||||
Exact match “A CEPE Engenharia, fundada em 1998, atua no ramo de energia elétrica, realizando serviços especializados de consultoria, estudos, projetos, calibrações, comissionamentos…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 13 | 10 contacts → | ||||
Exact match “O Laboratório de Pesquisa em Proteção e Automação de Sistemas Elétricos da Escola Politécnica da Universidade de São Paulo - L•PROT - foi fundado em 2005 e possui extensa tradição…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 14 | 10 contacts → | ||||
Exact match “Fundada em 2014, a Gensep é uma empresa de engenharia elétrica especializada em sistemas elétricos de potência, com atuação em proteção, controle e automação.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 15 | 9 contacts → | ||||
Exact match “A POWER WORKS ®, foi fundada em 09/06/2003 para ser uma empresa de Engenharia Elétrica com atuação na área de prestação de serviços em engenharia de campo, comissionamentos…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 16 | 8 contacts → | ||||
Exact match “Calibração, Teste de Segurança Elétrica, Qualificação Térmica e Manutenções Preventivas.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 17 | 7 contacts → | ||||
Exact match “Foco de atuação no Sistema Elétrico de Potência (SEP), abrangendo principalmente sistemas de proteção e controle.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 18 | 7 contacts → | ||||
Exact match “Somos a SafeGrid, especialistas em comissionamento, ensaios e diagnóstico de equipamentos elétricos.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 19 | 6 contacts → | ||||
Exact match “A PWM Energia e Tecnologia é sinônimo de inovação e excelência no universo da engenharia elétrica e tecnologia.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 20 | 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 · Sep 20, 2026 · View company records in RevenueBase | |||||
| 21 | 5 contacts → | ||||
Exact match “A Eleva Electric destaca-se atuando no segmento de ensaios elétricos em equipamentos de pátio em subestações de alta tensão.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 22 | 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 · Sep 20, 2026 · View company records in RevenueBase | |||||
| 23 | 5 contacts → | ||||
Exact match “A RMS Energy Service oferece soluções especializadas em engenharia elétrica para sistemas elétricos de potência.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 24 | 5 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 25 | 4 contacts → | ||||
Exact match “Atuamos desde 2010 no setor de engenharia elétrica com soluções em diagnostico, projetos, inspeções, laudos e consultoria, com inovação, qualidade e eficiência.” Recorded in the RevenueBase company graph · Sep 20, 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 “protective relay testing 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 144 protective relay testing companies based in Brazil
See the full list, filter by size, metro and specialty, and access 132 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Protective relay testing companies based in Brazil at a glance
As of Sep 20, 2026Companies by employee count
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 144 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 “protective relay testing 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 132 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 20, 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 “protective relay testing companies”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many protective relay testing companies are there based in Brazil?
RevenueBase identified 144 company matches for protective relay testing companies associated with 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?
3c Services S A tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most protective relay testing companies?
Sao Paulo leads with 29 company records, followed by Curitiba (7) and Belo Horizonte (6).
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 132 professional contacts with verified work emails tracked across these 144 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 20, 2026.
Ready to reach these companies? Verified emails and direct dials for all 144 protective relay testing companies based in Brazil. Start with a free account, no credit card.
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Protective relay testing companies by geography
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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.
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Company intelligence · public preview
Top 25 protective relay testing companies based in Brazil
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 144 matching company records for protective relay testing companies based in Brazil, with 1,893 tracked contacts and 132 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 20, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 protective relay testing companies based in Brazil
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 |  3c Services S A3cservices.com.brHQ: São Gonçalo, BrazilReported employees: 1,001-5,000 | São Gonçalo, Brazil | 1,001-5,000 | Exact match | 695 contacts → |
“Há 15 anos calibrando o Brasil com mais de 12 mil equipamentos calibrados em nosso portfólio e mais de 20 anos de experiência no mercado de energia elétrica atuando com…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  TDM Service & Solutionstdm.energyHQ: Bragança Paulista, BrazilReported employees: 201-500 | Bragança Paulista, Brazil | 201-500 | Exact match | 218 contacts → |
“We have been in the market for over 20 years serving the main industrial and commercial markets, gaining prominent positions in the segments of Engineering, Commissioning of…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | LRM Grouplrmgroup.com.br HQ: São Paulo, BrazilReported employees: 51-200 | São Paulo, Brazil | 51-200 | Exact match | 57 contacts → |
“Desde 2008 no mercado, somos especialistas em calibração, manutenção preventiva e corretiva, teste de segurança elétrica e qualificação térmica.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | MP Engenharia Elétricamp.srv.br HQ: Piracicaba, BrazilReported employees: 51-200 | Piracicaba, Brazil | 51-200 | Exact match | 53 contacts → |
“Instalações elétricas / Manutenção elétrica / Projetos elétricos / Análises e Ensaios / SPDA / Termografia / Retrofit / Montagens industriais / Automação / Treinamentos” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  PIX Engenharia E Serviçospix.eng.brHQ: Camaçari, BrazilReported employees: 1-10 | Camaçari, Brazil | 1-10 | Exact match | 25 contacts → |
“Empresa especializada em soluções elétricas: Service- Reparo em disjuntores e chaves (BT, MT, AT)- Reparo em relés de proteção - Manutenção preventiva e corretiva na subestação -…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Ferreira Neves Engenharia & Consultoriaferreiraneves.com.brHQ: Jundiaí, BrazilReported employees: 11-50 | Jundiaí, Brazil | 11-50 | Exact match | 18 contacts → |
“Há mais de 20 anos, oferecemos consultoria e assessoria em inspeções, laudos e testes de equipamentos e instalações.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Turbo Drive Manutencao E Consultoriaturbodrive.com.brHQ: Jaragua Do Sul, BrazilReported employees: 11-50 | Jaragua Do Sul, Brazil | 11-50 | Exact match | 17 contacts → |
“Fundada em 2005 em Jaraguá do Sul - SC, a TURBO DRIVE MANUTENÇÃO E CONSULTORIA LTDA, tem como missão, fornecer a seus clientes produtos e serviços especializados na área de…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  ILM Engenharia Elétricailm.eng.brHQ: Goiânia, BrazilReported employees: 1-10 | Goiânia, Brazil | 1-10 | Exact match | 16 contacts → |
“A ILM Engenharia Elétrica é uma empresa de prestação de serviços especializados atuante nas seguintes áreas: Estudos Elétricos- Curto-Circuito - Fluxo de Potência - Transitórios…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Bohnen Messtekbohnen.com.brHQ: São Paulo, BrazilReported employees: 1-10 | São Paulo, Brazil | 1-10 | Exact match | 12 contacts → |
“A Bohnen+Messtek traz soluções do setor elétrico, promovendo aos nossos clientes equipamentos de ponta.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Utili Energiautili.com.br HQ: Nova Lima, BrazilReported employees: 1-10 | Nova Lima, Brazil | 1-10 | Exact match | 12 contacts → |
“A UTILI ENERGIA foi criada para atender às demandas do setor elétrico e de manutenção industrial.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Goose Energygooseenergy.com.brHQ: São Paulo, BrazilReported employees: 11-50 | São Paulo, Brazil | 11-50 | Exact match | 11 contacts → |
“Somos uma empresa consolidada no mercado em prestações de serviços de engenharia na área de automação em usinas elétricas, subestações de energia.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Cepe Engenharia Ltdacepeengenharia.com.br HQ: Belo Horizonte, BrazilReported employees: 1-10 | Belo Horizonte, Brazil | 1-10 | Exact match | 11 contacts → |
“A CEPE Engenharia, fundada em 1998, atua no ramo de energia elétrica, realizando serviços especializados de consultoria, estudos, projetos, calibrações, comissionamentos…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  L Protpea.usp.brHQ: São Paulo, BrazilReported employees: 11-50 | São Paulo, Brazil | 11-50 | Exact match | 10 contacts → |
“O Laboratório de Pesquisa em Proteção e Automação de Sistemas Elétricos da Escola Politécnica da Universidade de São Paulo - L•PROT - foi fundado em 2005 e possui extensa tradição…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Gensepgensep.com.brHQ: Mirassol, BrazilReported employees: 1-10 | Mirassol, Brazil | 1-10 | Exact match | 10 contacts → |
“Fundada em 2014, a Gensep é uma empresa de engenharia elétrica especializada em sistemas elétricos de potência, com atuação em proteção, controle e automação.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Power Workspowerworks.com.brHQ: Santos, BrazilReported employees: 11-50 | Santos, Brazil | 11-50 | Exact match | 9 contacts → |
“A POWER WORKS ®, foi fundada em 09/06/2003 para ser uma empresa de Engenharia Elétrica com atuação na área de prestação de serviços em engenharia de campo, comissionamentos…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  AMP Metrologiaampmetrologia.com.brHQ: Sao Paulo, BrazilReported employees: 1-10 | Sao Paulo, Brazil | 1-10 | Exact match | 8 contacts → |
“Calibração, Teste de Segurança Elétrica, Qualificação Térmica e Manutenções Preventivas.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | S&r Energysrenergy.com.br HQ: Americana, BrazilReported employees: 1-10 | Americana, Brazil | 1-10 | Exact match | 7 contacts → |
“Foco de atuação no Sistema Elétrico de Potência (SEP), abrangendo principalmente sistemas de proteção e controle.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Safegridsafegrid.com.br HQ: Itajubá, BrazilReported employees: 1-10 | Itajubá, Brazil | 1-10 | Exact match | 7 contacts → |
“Somos a SafeGrid, especialistas em comissionamento, ensaios e diagnóstico de equipamentos elétricos.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  PWM Automação E Proteção DE Sistemas Elétricospwmautomacao.comHQ: São Paulo, BrazilReported employees: 51-200 | São Paulo, Brazil | 51-200 | Exact match | 6 contacts → |
“A PWM Energia e Tecnologia é sinônimo de inovação e excelência no universo da engenharia elétrica e tecnologia.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  APR Service Poweraprpower.com.brHQ: Campinas, BrazilReported employees: 11-50 | Campinas, Brazil | 11-50 | Exact match | 6 contacts → |
“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 description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Eleva Electriceleva-electric.com HQ: Balneário Camboriú, BrazilReported employees: 1-10 | Balneário Camboriú, Brazil | 1-10 | Exact match | 5 contacts → |
“A Eleva Electric destaca-se atuando no segmento de ensaios elétricos em equipamentos de pátio em subestações de alta tensão.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Thunder Engenhariathunderengenharia.com.br HQ: Fortaleza, BrazilReported employees: 11-50 | Fortaleza, Brazil | 11-50 | Exact match | 5 contacts → |
“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 description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  RMS Energy Servicermsenergy.com.brHQ: São Joaquim Da Barra, BrazilReported employees: 1-10 | São Joaquim Da Barra, Brazil | 1-10 | Exact match | 5 contacts → |
“A RMS Energy Service oferece soluções especializadas em engenharia elétrica para sistemas elétricos de potência.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Zeitounian Tecnologiazeitounian.com.br HQ: Itapevi, BrazilReported employees: 1-10 | Itapevi, Brazil | 1-10 | Exact match | 5 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 25 |  Letech Energialetech.com.brHQ: Rio De Janeiro, BrazilReported employees: 1-10 | Rio De Janeiro, Brazil | 1-10 | Exact match | 4 contacts → |
“Atuamos desde 2010 no setor de engenharia elétrica com soluções em diagnostico, projetos, inspeções, laudos e consultoria, com inovação, qualidade e eficiência.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 144 company matches
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Protective relay testing companies: dataset insights
September 20, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
143 records in the displayed employee bands.
1 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
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 144 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 20, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Questions about this company list
What does Exact match mean for protective relay testing companies?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many protective relay testing companies did RevenueBase find based in Brazil?
The saved snapshot records 144 matching company records, 1,893 tracked contacts and 132 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 20, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Protective relay testing companies by geography
- Protective relay testing companies based in Australia
- Protective relay testing companies based in Canada
- Protective relay testing companies based in Chile
- Protective relay testing companies based in Colombia
- Protective relay testing companies based in Germany
- Protective relay testing companies based in India
- Protective relay testing companies based in Türkiye
- Protective relay testing companies based in the United Kingdom
- Protective relay testing companies based in the United States
Cite this list
RevenueBase Data Team. Top 25 protective relay testing companies based in Brazil. Snapshot: September 20, 2026. https://revenuebase.ai/companies/protective-relay-testing-companies/brazil.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Protective relay testing companies based in Australia
- Protective relay testing companies based in Canada
- Protective relay testing companies based in Chile
- Protective relay testing companies based in Colombia
- Protective relay testing companies based in Germany
- Protective relay testing companies based in India
Company intelligence · public preview
Top 25 protective relay testing companies based in Brazil
RevenueBase records 144 matching company records for protective relay testing companies based in Brazil, with 1,893 tracked contacts and 132 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 20, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 protective relay testing companies based in Brazil
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | 3c Services S A3cservices.com.br HQ: São Gonçalo, BrazilReported employees: 1,001-5,000 | São Gonçalo, Brazil | 1,001-5,000 | Exact match | 695 contacts → |
“Há 15 anos calibrando o Brasil com mais de 12 mil equipamentos calibrados em nosso portfólio e mais de 20 anos de experiência no mercado de energia elétrica atuando com…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | TDM Service & Solutionstdm.energy HQ: Bragança Paulista, BrazilReported employees: 201-500 | Bragança Paulista, Brazil | 201-500 | Exact match | 218 contacts → |
“We have been in the market for over 20 years serving the main industrial and commercial markets, gaining prominent positions in the segments of Engineering, Commissioning of…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | LRM Grouplrmgroup.com.br HQ: São Paulo, BrazilReported employees: 51-200 | São Paulo, Brazil | 51-200 | Exact match | 57 contacts → |
“Desde 2008 no mercado, somos especialistas em calibração, manutenção preventiva e corretiva, teste de segurança elétrica e qualificação térmica.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | MP Engenharia Elétricamp.srv.br HQ: Piracicaba, BrazilReported employees: 51-200 | Piracicaba, Brazil | 51-200 | Exact match | 53 contacts → |
“Instalações elétricas / Manutenção elétrica / Projetos elétricos / Análises e Ensaios / SPDA / Termografia / Retrofit / Montagens industriais / Automação / Treinamentos” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | PIX Engenharia E Serviçospix.eng.br HQ: Camaçari, BrazilReported employees: 1-10 | Camaçari, Brazil | 1-10 | Exact match | 25 contacts → |
“Empresa especializada em soluções elétricas: Service- Reparo em disjuntores e chaves (BT, MT, AT)- Reparo em relés de proteção - Manutenção preventiva e corretiva na subestação -…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Ferreira Neves Engenharia & Consultoriaferreiraneves.com.br HQ: Jundiaí, BrazilReported employees: 11-50 | Jundiaí, Brazil | 11-50 | Exact match | 18 contacts → |
“Há mais de 20 anos, oferecemos consultoria e assessoria em inspeções, laudos e testes de equipamentos e instalações.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Turbo Drive Manutencao E Consultoriaturbodrive.com.br HQ: Jaragua Do Sul, BrazilReported employees: 11-50 | Jaragua Do Sul, Brazil | 11-50 | Exact match | 17 contacts → |
“Fundada em 2005 em Jaraguá do Sul - SC, a TURBO DRIVE MANUTENÇÃO E CONSULTORIA LTDA, tem como missão, fornecer a seus clientes produtos e serviços especializados na área de…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | ILM Engenharia Elétricailm.eng.br HQ: Goiânia, BrazilReported employees: 1-10 | Goiânia, Brazil | 1-10 | Exact match | 16 contacts → |
“A ILM Engenharia Elétrica é uma empresa de prestação de serviços especializados atuante nas seguintes áreas: Estudos Elétricos- Curto-Circuito - Fluxo de Potência - Transitórios…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Bohnen Messtekbohnen.com.br HQ: São Paulo, BrazilReported employees: 1-10 | São Paulo, Brazil | 1-10 | Exact match | 12 contacts → |
“A Bohnen+Messtek traz soluções do setor elétrico, promovendo aos nossos clientes equipamentos de ponta.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Utili Energiautili.com.br HQ: Nova Lima, BrazilReported employees: 1-10 | Nova Lima, Brazil | 1-10 | Exact match | 12 contacts → |
“A UTILI ENERGIA foi criada para atender às demandas do setor elétrico e de manutenção industrial.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Goose Energygooseenergy.com.br HQ: São Paulo, BrazilReported employees: 11-50 | São Paulo, Brazil | 11-50 | Exact match | 11 contacts → |
“Somos uma empresa consolidada no mercado em prestações de serviços de engenharia na área de automação em usinas elétricas, subestações de energia.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Cepe Engenharia Ltdacepeengenharia.com.br HQ: Belo Horizonte, BrazilReported employees: 1-10 | Belo Horizonte, Brazil | 1-10 | Exact match | 11 contacts → |
“A CEPE Engenharia, fundada em 1998, atua no ramo de energia elétrica, realizando serviços especializados de consultoria, estudos, projetos, calibrações, comissionamentos…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | L Protpea.usp.br HQ: São Paulo, BrazilReported employees: 11-50 | São Paulo, Brazil | 11-50 | Exact match | 10 contacts → |
“O Laboratório de Pesquisa em Proteção e Automação de Sistemas Elétricos da Escola Politécnica da Universidade de São Paulo - L•PROT - foi fundado em 2005 e possui extensa tradição…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Gensepgensep.com.br HQ: Mirassol, BrazilReported employees: 1-10 | Mirassol, Brazil | 1-10 | Exact match | 10 contacts → |
“Fundada em 2014, a Gensep é uma empresa de engenharia elétrica especializada em sistemas elétricos de potência, com atuação em proteção, controle e automação.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Power Workspowerworks.com.br HQ: Santos, BrazilReported employees: 11-50 | Santos, Brazil | 11-50 | Exact match | 9 contacts → |
“A POWER WORKS ®, foi fundada em 09/06/2003 para ser uma empresa de Engenharia Elétrica com atuação na área de prestação de serviços em engenharia de campo, comissionamentos…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | AMP Metrologiaampmetrologia.com.br HQ: Sao Paulo, BrazilReported employees: 1-10 | Sao Paulo, Brazil | 1-10 | Exact match | 8 contacts → |
“Calibração, Teste de Segurança Elétrica, Qualificação Térmica e Manutenções Preventivas.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | S&r Energysrenergy.com.br HQ: Americana, BrazilReported employees: 1-10 | Americana, Brazil | 1-10 | Exact match | 7 contacts → |
“Foco de atuação no Sistema Elétrico de Potência (SEP), abrangendo principalmente sistemas de proteção e controle.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Safegridsafegrid.com.br HQ: Itajubá, BrazilReported employees: 1-10 | Itajubá, Brazil | 1-10 | Exact match | 7 contacts → |
“Somos a SafeGrid, especialistas em comissionamento, ensaios e diagnóstico de equipamentos elétricos.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | PWM Automação E Proteção DE Sistemas Elétricospwmautomacao.com HQ: São Paulo, BrazilReported employees: 51-200 | São Paulo, Brazil | 51-200 | Exact match | 6 contacts → |
“A PWM Energia e Tecnologia é sinônimo de inovação e excelência no universo da engenharia elétrica e tecnologia.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | APR Service Poweraprpower.com.br HQ: Campinas, BrazilReported employees: 11-50 | Campinas, Brazil | 11-50 | Exact match | 6 contacts → |
“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 description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Eleva Electriceleva-electric.com HQ: Balneário Camboriú, BrazilReported employees: 1-10 | Balneário Camboriú, Brazil | 1-10 | Exact match | 5 contacts → |
“A Eleva Electric destaca-se atuando no segmento de ensaios elétricos em equipamentos de pátio em subestações de alta tensão.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Thunder Engenhariathunderengenharia.com.br HQ: Fortaleza, BrazilReported employees: 11-50 | Fortaleza, Brazil | 11-50 | Exact match | 5 contacts → |
“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 description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | RMS Energy Servicermsenergy.com.br HQ: São Joaquim Da Barra, BrazilReported employees: 1-10 | São Joaquim Da Barra, Brazil | 1-10 | Exact match | 5 contacts → |
“A RMS Energy Service oferece soluções especializadas em engenharia elétrica para sistemas elétricos de potência.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Zeitounian Tecnologiazeitounian.com.br HQ: Itapevi, BrazilReported employees: 1-10 | Itapevi, Brazil | 1-10 | Exact match | 5 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 25 | Letech Energialetech.com.br HQ: Rio De Janeiro, BrazilReported employees: 1-10 | Rio De Janeiro, Brazil | 1-10 | Exact match | 4 contacts → |
“Atuamos desde 2010 no setor de engenharia elétrica com soluções em diagnostico, projetos, inspeções, laudos e consultoria, com inovação, qualidade e eficiência.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 144 company matches
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Protective relay testing companies: dataset insights
September 20, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
143 records in the displayed employee bands.
1 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
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 144 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 20, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Questions about this company list
What does Exact match mean for protective relay testing companies?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many protective relay testing companies did RevenueBase find based in Brazil?
The saved snapshot records 144 matching company records, 1,893 tracked contacts and 132 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 20, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Protective relay testing companies by geography
- Protective relay testing companies based in Australia
- Protective relay testing companies based in Canada
- Protective relay testing companies based in Chile
- Protective relay testing companies based in Colombia
- Protective relay testing companies based in Germany
- Protective relay testing companies based in India
- Protective relay testing companies based in Türkiye
- Protective relay testing companies based in the United Kingdom
- Protective relay testing companies based in the United States
Cite this list
RevenueBase Data Team. Top 25 protective relay testing companies based in Brazil. Snapshot: September 20, 2026. https://revenuebase.ai/companies/protective-relay-testing-companies/brazil.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Protective relay testing companies based in Australia
- Protective relay testing companies based in Canada
- Protective relay testing companies based in Chile
- Protective relay testing companies based in Colombia
- Protective relay testing companies based in Germany
- Protective relay testing companies based in India