Company lists · Data refreshed October 2026
Top 25 Transformer maintenance contractors based in Brazil
RevenueBase identified 592 company matches for transformer maintenance contractors associated with Brazil as of October 2026 and tracks 9,172 professional contacts across them, including 1,211 with verified work emails. Sao Paulo is the largest hub.
This list covers company matches for transformer maintenance contractors 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 October 22, 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 transformer maintenance contractors based in Brazil
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 1,854 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 · Oct 22, 2026 · View company records in RevenueBase | |||||
| 2 | 657 contacts → | ||||
Exact match “The DATA Engenharia is installed in a green area of m2, with m2 of constructed area, in the municipality of Sarzedo (industrial region in the vicinity of Belo Horizonte / MG).” Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase | |||||
| 3 | 487 contacts → | ||||
Exact match “A COTESA é especialista na Engenharia de Operação & Manutenção de ativos elétricos de Geração e Transmissão de energia.” Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase | |||||
| 4 | 276 contacts → | ||||
Exact match “Fundada em 1992, a CEL ENERGIA é uma empresa brasileira especializada em soluções de engenharia elétrica, infraestrutura e construção, reconhecida pela excelência técnica…” Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase | |||||
| 5 | 259 contacts → | ||||
Exact match “A TRAEL iniciou suas atividades em 1992 com a fabricação de transformadores de distribuição, força e especiais.” Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase | |||||
| 6 | 225 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 · Oct 22, 2026 · View company records in RevenueBase | |||||
| 7 | 217 contacts → | ||||
Exact match “A Indústria de Transformadores Amazonas Ltda, ITAM, é uma empresa do segmento de energia elétrica, especializada na produção de transformadores de diversas classes e potências…” Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase | |||||
| 8 | 158 contacts → | ||||
Exact match “A Marte Engenharia Ltda é uma empresa de engenharia que oferece serviços de consultoria e projetos de engenharia nas áreas de geração, transmissão e distribuição de energia…” Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase | |||||
| 9 | 140 contacts → | ||||
Exact match “A COMTRAFO atua desde 1994 produzindo transformadores de distribuição e força para o mercado nacional e internacional.” Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase | |||||
| 10 | 99 contacts → | ||||
Exact match “A MP Trafos Engenharia nasceu em 1993, na cidade de Pindamonhangaba, para atender a crescente demanda por manutenção industrial especializada.” Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase | |||||
| 11 | 53 contacts → | ||||
Exact match “TME ENGENHARIA e MANUTENÇÃO is a services company.” Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase | |||||
| 12 | 52 contacts → | ||||
Exact match “Com atuação no segmento de transmissão e distribuição de energia, realizamos: – Construção, manutenção e ampliação de subestações de energia elétrica – Montagem Eletromecânica –…” Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase | |||||
| 13 | 50 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 · Oct 22, 2026 · View company records in RevenueBase | |||||
| 14 | 43 contacts → | ||||
Exact match “Fundada em 01/07/1997, a Brastrafo do Brasil é uma empresa nacional que nasceu com o propósito de atender o setor elétrico, em todos os seus segmentos (geração, transmissão…” Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase | |||||
| 15 | 39 contacts → | ||||
Exact match “Com quase 30 anos de história, a MPC Service é especializada em prestação de serviços, com atuação direta em manutenção preditiva, preventiva e corretiva de equipamentos elétricos…” Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase | |||||
| 16 | 38 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 · Oct 22, 2026 · View company records in RevenueBase | |||||
| 17 | 37 contacts → | ||||
Exact match “Manutenção preditiva, preventiva e corretiva em subestações de baixa, média e alta tensão.” Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase | |||||
| 18 | 34 contacts → | ||||
Exact match “A "Transformadores Jundiaí – Soluções em Energia" se consolida, desde 1990, no mercado regional e nacional como referência no segmento elétrico, sempre seguindo o compromisso de…” Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase | |||||
| 19 | 34 contacts → | ||||
Exact match “Contatus Eletricidade is an industrial electrical assembly company based at Rua Francisco Lucherini, 296, Betel, Paulinia, São Paulo, Brazil, CEP 13148-162” Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase | |||||
| 20 | 31 contacts → | ||||
Exact match “A Trafocare é uma empresa especializada na manutenção de transformadores e comércio de fluidos isolantes elétricos, investindo no que há de mais moderno e eficiente no mercado…” Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase | |||||
| 21 | 28 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 · Oct 22, 2026 · View company records in RevenueBase | |||||
| 22 | 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 · Oct 22, 2026 · View company records in RevenueBase | |||||
| 23 | 27 contacts → | ||||
Exact match “Estamos no mercado desde 1986 prestando serviços de manutenção em subestações, executando retrofit em equipamentos e comissionamento em subestações de media, alta e extra-alta…” Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase | |||||
| 24 | 27 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 · Oct 22, 2026 · View company records in RevenueBase | |||||
| 25 | 25 contacts → | ||||
Exact match “Fundada em 2015, a partir da união de profissionais com mais de 30 anos de experiência no mercado de energia e na fabricação de equipamentos eletromecânicos voltados para…” Recorded in the RevenueBase company graph · Oct 22, 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 “transformer maintenance contractors”. 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 592 transformer maintenance contractors based in Brazil
See the full list, filter by size, metro and specialty, and access 1,211 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Transformer maintenance contractors based in Brazil at a glance
As of Oct 22, 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 592 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 “transformer maintenance contractors” 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 1,211 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
- Refresh
- This page's figures were pulled from the company graph on October 22, 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 “transformer maintenance contractors”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many transformer maintenance contractors are there based in Brazil?
RevenueBase identified 592 company matches for transformer maintenance contractors associated with Brazil as of October 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.
What is the largest company on this list?
Engelmig Energia tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most transformer maintenance contractors?
Sao Paulo leads with 62 company records, followed by Curitiba (17) and Campinas (14).
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 1,211 professional contacts with verified work emails tracked across these 592 companies; direct dials are available where recorded.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on October 22, 2026.
Ready to reach these companies? Verified emails and direct dials for all 592 transformer maintenance contractors based in Brazil. Start with a free account, no credit card.
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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 transformer maintenance contractors 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 592 matching company records for transformer maintenance contractors based in Brazil, with 9,172 tracked contacts and 1,211 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: October 22, 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 transformer maintenance contractors 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 |  Engelmig Energiaengelmig.com.brHQ: Belo Horizonte, BrazilReported employees: 5,001-10,000 | Belo Horizonte, Brazil | 5,001-10,000 | Exact match | 1,854 contacts → |
“A Engelmig foi fundada em 1985 com o objetivo de prestar serviços de engenharia em redes de distribuição de energia elétrica.” Recorded description excerpt · October 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Data Engenhariadata.com.br HQ: Sarzedo, BrazilReported employees: 501-1,000 | Sarzedo, Brazil | 501-1,000 | Exact match | 657 contacts → |
“The DATA Engenharia is installed in a green area of m2, with m2 of constructed area, in the municipality of Sarzedo (industrial region in the vicinity of Belo Horizonte / MG).” Recorded description excerpt · October 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Cotesa Engenhariacotesa.com.brHQ: Florianópolis, BrazilReported employees: 201-500 | Florianópolis, Brazil | 201-500 | Exact match | 487 contacts → |
“A COTESA é especialista na Engenharia de Operação & Manutenção de ativos elétricos de Geração e Transmissão de energia.” Recorded description excerpt · October 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  CEL Engenharia Celenergiacel.eng.brHQ: Goiânia, BrazilReported employees: 1,001-5,000 | Goiânia, Brazil | 1,001-5,000 | Exact match | 276 contacts → |
“Fundada em 1992, a CEL ENERGIA é uma empresa brasileira especializada em soluções de engenharia elétrica, infraestrutura e construção, reconhecida pela excelência técnica…” Recorded description excerpt · October 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Trael Transformadores Elétricos Ltdatrael.com.br HQ: Cuiabá, BrazilReported employees: 1,001-5,000 | Cuiabá, Brazil | 1,001-5,000 | Exact match | 259 contacts → |
“A TRAEL iniciou suas atividades em 1992 com a fabricação de transformadores de distribuição, força e especiais.” Recorded description excerpt · October 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  TDM Service & Solutionstdm.energyHQ: Bragança Paulista, BrazilReported employees: 201-500 | Bragança Paulista, Brazil | 201-500 | Exact match | 225 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 · October 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | ITAMitam.com.br HQ: Manaus, BrazilReported employees: 201-500 | Manaus, Brazil | 201-500 | Exact match | 217 contacts → |
“A Indústria de Transformadores Amazonas Ltda, ITAM, é uma empresa do segmento de energia elétrica, especializada na produção de transformadores de diversas classes e potências…” Recorded description excerpt · October 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Marte Engenharia Ltdamarteengenharia.com.brHQ: Rio De Janeiro, BrazilReported employees: 1,001-5,000 | Rio De Janeiro, Brazil | 1,001-5,000 | Exact match | 158 contacts → |
“A Marte Engenharia Ltda é uma empresa de engenharia que oferece serviços de consultoria e projetos de engenharia nas áreas de geração, transmissão e distribuição de energia…” Recorded description excerpt · October 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Comtrafocomtrafo.com.brHQ: Cornelio Procopio, BrazilReported employees: 501-1,000 | Cornelio Procopio, Brazil | 501-1,000 | Exact match | 140 contacts → |
“A COMTRAFO atua desde 1994 produzindo transformadores de distribuição e força para o mercado nacional e internacional.” Recorded description excerpt · October 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  MP Trafos Engenhariamptrafos.com.brHQ: Volta Redonda, BrazilReported employees: 1,001-5,000 | Volta Redonda, Brazil | 1,001-5,000 | Exact match | 99 contacts → |
“A MP Trafos Engenharia nasceu em 1993, na cidade de Pindamonhangaba, para atender a crescente demanda por manutenção industrial especializada.” Recorded description excerpt · October 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  TME Engineering & Manintenancetmeengenharia.com.brHQ: Campinas, BrazilReported employees: 11-50 | Campinas, Brazil | 11-50 | Exact match | 53 contacts → |
“TME ENGENHARIA e MANUTENÇÃO is a services company.” Recorded description excerpt · October 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Sarbras Engenhariasarbras.com.br HQ: Sao Paulo, BrazilReported employees: 51-200 | Sao Paulo, Brazil | 51-200 | Exact match | 52 contacts → |
“Com atuação no segmento de transmissão e distribuição de energia, realizamos: – Construção, manutenção e ampliação de subestações de energia elétrica – Montagem Eletromecânica –…” Recorded description excerpt · October 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | MP Engenharia Elétricamp.srv.br HQ: Piracicaba, BrazilReported employees: 51-200 | Piracicaba, Brazil | 51-200 | Exact match | 50 contacts → |
“Instalações elétricas / Manutenção elétrica / Projetos elétricos / Análises e Ensaios / SPDA / Termografia / Retrofit / Montagens industriais / Automação / Treinamentos” Recorded description excerpt · October 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Brastrafo DO Brasil Ltdabrastrafo.com.br HQ: Monte Mor, BrazilReported employees: 51-200 | Monte Mor, Brazil | 51-200 | Exact match | 43 contacts → |
“Fundada em 01/07/1997, a Brastrafo do Brasil é uma empresa nacional que nasceu com o propósito de atender o setor elétrico, em todos os seus segmentos (geração, transmissão…” Recorded description excerpt · October 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | MPC Servicempcservice.com.br HQ: Sarzedo, BrazilReported employees: 51-200 | Sarzedo, Brazil | 51-200 | Exact match | 39 contacts → |
“Com quase 30 anos de história, a MPC Service é especializada em prestação de serviços, com atuação direta em manutenção preditiva, preventiva e corretiva de equipamentos elétricos…” Recorded description excerpt · October 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Grupo Gera Energiagrupogeraenergia.com.brHQ: Sao Paulo, BrazilReported employees: 11-50 | Sao Paulo, Brazil | 11-50 | Exact match | 38 contacts → |
“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 description excerpt · October 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Grupo W-Servicewservice.com.br HQ: São Bernardo Do Campo, BrazilReported employees: 51-200 | São Bernardo Do Campo, Brazil | 51-200 | Exact match | 37 contacts → |
“Manutenção preditiva, preventiva e corretiva em subestações de baixa, média e alta tensão.” Recorded description excerpt · October 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Transformadores Jundiaítransformadoresjundiai.com.br HQ: Jundiaí, BrazilReported employees: 51-200 | Jundiaí, Brazil | 51-200 | Exact match | 34 contacts → |
“A "Transformadores Jundiaí – Soluções em Energia" se consolida, desde 1990, no mercado regional e nacional como referência no segmento elétrico, sempre seguindo o compromisso de…” Recorded description excerpt · October 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Contatus Eletricidadecontatuseletricidade.com.br HQ: Paulínia, BrazilReported employees: 51-200 | Paulínia, Brazil | 51-200 | Exact match | 34 contacts → |
“Contatus Eletricidade is an industrial electrical assembly company based at Rua Francisco Lucherini, 296, Betel, Paulinia, São Paulo, Brazil, CEP 13148-162” Recorded description excerpt · October 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Trafocare Ltdatrafocare.com.br HQ: Campinas, BrazilReported employees: 11-50 | Campinas, Brazil | 11-50 | Exact match | 31 contacts → |
“A Trafocare é uma empresa especializada na manutenção de transformadores e comércio de fluidos isolantes elétricos, investindo no que há de mais moderno e eficiente no mercado…” Recorded description excerpt · October 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  PIX Engenharia E Serviçospix.eng.brHQ: Camaçari, BrazilReported employees: 1-10 | Camaçari, Brazil | 1-10 | Exact match | 28 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 · October 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  WT Engenhariawtengenharia.com.brHQ: Recife, BrazilReported employees: 11-50 | Recife, Brazil | 11-50 | Exact match | 28 contacts → |
“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 description excerpt · October 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | HQ: Curitiba, BrazilReported employees: 11-50 | Curitiba, Brazil | 11-50 | Exact match | 27 contacts → |
“Estamos no mercado desde 1986 prestando serviços de manutenção em subestações, executando retrofit em equipamentos e comissionamento em subestações de media, alta e extra-alta…” Recorded description excerpt · October 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Alta Construções Ltdaaltaconstrucoes.com.brHQ: Porto Alegre, BrazilReported employees: 51-200 | Porto Alegre, Brazil | 51-200 | Exact match | 27 contacts → |
“Atuamos na manutenção e construção de redes de distribuição de energia elétrica e linhas de transmissão.” Recorded description excerpt · October 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | DAX Energy Equipamentos E Sistemasdax.energy HQ: Mandirituba, BrazilReported employees: 51-200 | Mandirituba, Brazil | 51-200 | Exact match | 25 contacts → |
“Fundada em 2015, a partir da união de profissionais com mais de 30 anos de experiência no mercado de energia e na fabricação de equipamentos eletromecânicos voltados para…” Recorded description excerpt · October 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 592 company matches
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Transformer maintenance contractors: dataset insights
October 22, 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
587 records in the displayed employee bands.
5 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 592 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: October 22, 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 transformer maintenance contractors?
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 transformer maintenance contractors did RevenueBase find based in Brazil?
The saved snapshot records 592 matching company records, 9,172 tracked contacts and 1,211 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: October 22, 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
Transformer maintenance contractors by geography
- Transformer maintenance contractors based in Houston, United States
- Transformer maintenance contractors based in Argentina
- Transformer maintenance contractors based in Australia
- Transformer maintenance contractors based in Canada
- Transformer maintenance contractors based in Chile
- Transformer maintenance contractors based in Colombia
- Transformer maintenance contractors based in France
- Transformer maintenance contractors based in Germany
- Transformer maintenance contractors based in India
- Transformer maintenance contractors based in Italy
- Transformer maintenance contractors based in Mexico
- Transformer maintenance contractors based in the Netherlands
Cite this list
RevenueBase Data Team. Top 25 transformer maintenance contractors based in Brazil. Snapshot: October 22, 2026. https://revenuebase.ai/companies/transformer-maintenance-contractors/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
- Transformer maintenance contractors based in Houston, United States
- Transformer maintenance contractors based in Argentina
- Transformer maintenance contractors based in Australia
- Transformer maintenance contractors based in Canada
- Transformer maintenance contractors based in Chile
- Transformer maintenance contractors based in Colombia
Company intelligence · public preview
Top 25 transformer maintenance contractors based in Brazil
RevenueBase records 592 matching company records for transformer maintenance contractors based in Brazil, with 9,172 tracked contacts and 1,211 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: October 22, 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 transformer maintenance contractors 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 | Engelmig Energiaengelmig.com.br HQ: Belo Horizonte, BrazilReported employees: 5,001-10,000 | Belo Horizonte, Brazil | 5,001-10,000 | Exact match | 1,854 contacts → |
“A Engelmig foi fundada em 1985 com o objetivo de prestar serviços de engenharia em redes de distribuição de energia elétrica.” Recorded description excerpt · October 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Data Engenhariadata.com.br HQ: Sarzedo, BrazilReported employees: 501-1,000 | Sarzedo, Brazil | 501-1,000 | Exact match | 657 contacts → |
“The DATA Engenharia is installed in a green area of m2, with m2 of constructed area, in the municipality of Sarzedo (industrial region in the vicinity of Belo Horizonte / MG).” Recorded description excerpt · October 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Cotesa Engenhariacotesa.com.br HQ: Florianópolis, BrazilReported employees: 201-500 | Florianópolis, Brazil | 201-500 | Exact match | 487 contacts → |
“A COTESA é especialista na Engenharia de Operação & Manutenção de ativos elétricos de Geração e Transmissão de energia.” Recorded description excerpt · October 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | CEL Engenharia Celenergiacel.eng.br HQ: Goiânia, BrazilReported employees: 1,001-5,000 | Goiânia, Brazil | 1,001-5,000 | Exact match | 276 contacts → |
“Fundada em 1992, a CEL ENERGIA é uma empresa brasileira especializada em soluções de engenharia elétrica, infraestrutura e construção, reconhecida pela excelência técnica…” Recorded description excerpt · October 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Trael Transformadores Elétricos Ltdatrael.com.br HQ: Cuiabá, BrazilReported employees: 1,001-5,000 | Cuiabá, Brazil | 1,001-5,000 | Exact match | 259 contacts → |
“A TRAEL iniciou suas atividades em 1992 com a fabricação de transformadores de distribuição, força e especiais.” Recorded description excerpt · October 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | TDM Service & Solutionstdm.energy HQ: Bragança Paulista, BrazilReported employees: 201-500 | Bragança Paulista, Brazil | 201-500 | Exact match | 225 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 · October 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | ITAMitam.com.br HQ: Manaus, BrazilReported employees: 201-500 | Manaus, Brazil | 201-500 | Exact match | 217 contacts → |
“A Indústria de Transformadores Amazonas Ltda, ITAM, é uma empresa do segmento de energia elétrica, especializada na produção de transformadores de diversas classes e potências…” Recorded description excerpt · October 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Marte Engenharia Ltdamarteengenharia.com.br HQ: Rio De Janeiro, BrazilReported employees: 1,001-5,000 | Rio De Janeiro, Brazil | 1,001-5,000 | Exact match | 158 contacts → |
“A Marte Engenharia Ltda é uma empresa de engenharia que oferece serviços de consultoria e projetos de engenharia nas áreas de geração, transmissão e distribuição de energia…” Recorded description excerpt · October 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Comtrafocomtrafo.com.br HQ: Cornelio Procopio, BrazilReported employees: 501-1,000 | Cornelio Procopio, Brazil | 501-1,000 | Exact match | 140 contacts → |
“A COMTRAFO atua desde 1994 produzindo transformadores de distribuição e força para o mercado nacional e internacional.” Recorded description excerpt · October 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | MP Trafos Engenhariamptrafos.com.br HQ: Volta Redonda, BrazilReported employees: 1,001-5,000 | Volta Redonda, Brazil | 1,001-5,000 | Exact match | 99 contacts → |
“A MP Trafos Engenharia nasceu em 1993, na cidade de Pindamonhangaba, para atender a crescente demanda por manutenção industrial especializada.” Recorded description excerpt · October 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | TME Engineering & Manintenancetmeengenharia.com.br HQ: Campinas, BrazilReported employees: 11-50 | Campinas, Brazil | 11-50 | Exact match | 53 contacts → |
“TME ENGENHARIA e MANUTENÇÃO is a services company.” Recorded description excerpt · October 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Sarbras Engenhariasarbras.com.br HQ: Sao Paulo, BrazilReported employees: 51-200 | Sao Paulo, Brazil | 51-200 | Exact match | 52 contacts → |
“Com atuação no segmento de transmissão e distribuição de energia, realizamos: – Construção, manutenção e ampliação de subestações de energia elétrica – Montagem Eletromecânica –…” Recorded description excerpt · October 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | MP Engenharia Elétricamp.srv.br HQ: Piracicaba, BrazilReported employees: 51-200 | Piracicaba, Brazil | 51-200 | Exact match | 50 contacts → |
“Instalações elétricas / Manutenção elétrica / Projetos elétricos / Análises e Ensaios / SPDA / Termografia / Retrofit / Montagens industriais / Automação / Treinamentos” Recorded description excerpt · October 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Brastrafo DO Brasil Ltdabrastrafo.com.br HQ: Monte Mor, BrazilReported employees: 51-200 | Monte Mor, Brazil | 51-200 | Exact match | 43 contacts → |
“Fundada em 01/07/1997, a Brastrafo do Brasil é uma empresa nacional que nasceu com o propósito de atender o setor elétrico, em todos os seus segmentos (geração, transmissão…” Recorded description excerpt · October 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | MPC Servicempcservice.com.br HQ: Sarzedo, BrazilReported employees: 51-200 | Sarzedo, Brazil | 51-200 | Exact match | 39 contacts → |
“Com quase 30 anos de história, a MPC Service é especializada em prestação de serviços, com atuação direta em manutenção preditiva, preventiva e corretiva de equipamentos elétricos…” Recorded description excerpt · October 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Grupo Gera Energiagrupogeraenergia.com.br HQ: Sao Paulo, BrazilReported employees: 11-50 | Sao Paulo, Brazil | 11-50 | Exact match | 38 contacts → |
“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 description excerpt · October 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Grupo W-Servicewservice.com.br HQ: São Bernardo Do Campo, BrazilReported employees: 51-200 | São Bernardo Do Campo, Brazil | 51-200 | Exact match | 37 contacts → |
“Manutenção preditiva, preventiva e corretiva em subestações de baixa, média e alta tensão.” Recorded description excerpt · October 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Transformadores Jundiaítransformadoresjundiai.com.br HQ: Jundiaí, BrazilReported employees: 51-200 | Jundiaí, Brazil | 51-200 | Exact match | 34 contacts → |
“A "Transformadores Jundiaí – Soluções em Energia" se consolida, desde 1990, no mercado regional e nacional como referência no segmento elétrico, sempre seguindo o compromisso de…” Recorded description excerpt · October 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Contatus Eletricidadecontatuseletricidade.com.br HQ: Paulínia, BrazilReported employees: 51-200 | Paulínia, Brazil | 51-200 | Exact match | 34 contacts → |
“Contatus Eletricidade is an industrial electrical assembly company based at Rua Francisco Lucherini, 296, Betel, Paulinia, São Paulo, Brazil, CEP 13148-162” Recorded description excerpt · October 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Trafocare Ltdatrafocare.com.br HQ: Campinas, BrazilReported employees: 11-50 | Campinas, Brazil | 11-50 | Exact match | 31 contacts → |
“A Trafocare é uma empresa especializada na manutenção de transformadores e comércio de fluidos isolantes elétricos, investindo no que há de mais moderno e eficiente no mercado…” Recorded description excerpt · October 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | PIX Engenharia E Serviçospix.eng.br HQ: Camaçari, BrazilReported employees: 1-10 | Camaçari, Brazil | 1-10 | Exact match | 28 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 · October 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | WT Engenhariawtengenharia.com.br HQ: Recife, BrazilReported employees: 11-50 | Recife, Brazil | 11-50 | Exact match | 28 contacts → |
“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 description excerpt · October 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | HQ: Curitiba, BrazilReported employees: 11-50 | Curitiba, Brazil | 11-50 | Exact match | 27 contacts → |
“Estamos no mercado desde 1986 prestando serviços de manutenção em subestações, executando retrofit em equipamentos e comissionamento em subestações de media, alta e extra-alta…” Recorded description excerpt · October 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Alta Construções Ltdaaltaconstrucoes.com.br HQ: Porto Alegre, BrazilReported employees: 51-200 | Porto Alegre, Brazil | 51-200 | Exact match | 27 contacts → |
“Atuamos na manutenção e construção de redes de distribuição de energia elétrica e linhas de transmissão.” Recorded description excerpt · October 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | DAX Energy Equipamentos E Sistemasdax.energy HQ: Mandirituba, BrazilReported employees: 51-200 | Mandirituba, Brazil | 51-200 | Exact match | 25 contacts → |
“Fundada em 2015, a partir da união de profissionais com mais de 30 anos de experiência no mercado de energia e na fabricação de equipamentos eletromecânicos voltados para…” Recorded description excerpt · October 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 592 company matches
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Transformer maintenance contractors: dataset insights
October 22, 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
587 records in the displayed employee bands.
5 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 592 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: October 22, 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 transformer maintenance contractors?
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 transformer maintenance contractors did RevenueBase find based in Brazil?
The saved snapshot records 592 matching company records, 9,172 tracked contacts and 1,211 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: October 22, 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
Transformer maintenance contractors by geography
- Transformer maintenance contractors based in Houston, United States
- Transformer maintenance contractors based in Argentina
- Transformer maintenance contractors based in Australia
- Transformer maintenance contractors based in Canada
- Transformer maintenance contractors based in Chile
- Transformer maintenance contractors based in Colombia
- Transformer maintenance contractors based in France
- Transformer maintenance contractors based in Germany
- Transformer maintenance contractors based in India
- Transformer maintenance contractors based in Italy
- Transformer maintenance contractors based in Mexico
- Transformer maintenance contractors based in the Netherlands
Cite this list
RevenueBase Data Team. Top 25 transformer maintenance contractors based in Brazil. Snapshot: October 22, 2026. https://revenuebase.ai/companies/transformer-maintenance-contractors/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
- Transformer maintenance contractors based in Houston, United States
- Transformer maintenance contractors based in Argentina
- Transformer maintenance contractors based in Australia
- Transformer maintenance contractors based in Canada
- Transformer maintenance contractors based in Chile
- Transformer maintenance contractors based in Colombia