Company lists · Data refreshed October 2026
Top 25 Commercial generator contractors based in Brazil
RevenueBase identified 233 company matches for commercial generator contractors associated with Brazil as of October 2026 and tracks 2,560 professional contacts across them, including 370 with verified work emails. Sao Paulo is the largest hub.
This list covers company matches for commercial generator 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 10, 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 commercial generator contractors based in Brazil
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 959 contacts → | ||||
Exact match “Líder nacional na fabricação e comercialização de grupos geradores, a STEMAC projeta e executa soluções em energia através da maior estrutura de atendimento, com 38 filiais…” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase | |||||
| 2 | 206 contacts → | ||||
Exact match “A ENERG Geradores atua desde 2003 oferecendo soluções completas em segurança energética para operações onde falhar não é uma opção.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase | |||||
| 3 | 164 contacts → | ||||
Exact match “Há mais de 20 anos de mercado com experiência em fabricação e instalação de Grupos Geradores.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase | |||||
| 4 | 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 10, 2026 · View company records in RevenueBase | |||||
| 5 | 29 contacts → | ||||
Exact match “Empresa de engenharia que atua nas áreas de prestação de serviço, treinamento, manutenção de grupos geradores, manutenção de motores marítimos e industriais, automação e…” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase | |||||
| 6 | 17 contacts → | ||||
Exact match “A R7 Geradores é uma empresa,genuinamente capixaba, com sede em Vila Velha,ES.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase | |||||
| 7 | 17 contacts → | ||||
Exact match “Na EPSE, nosso objetivo é transformar sua visão em energia de forma eficiente, segura e inovadora.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase | |||||
| 8 | 16 contacts → | ||||
Exact match “Especialista em geração e manutenção de energia elétrica, a Sotec vende e realiza a manutenção multimarcas de no-breaks, geradores, baterias e infraestrutura.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase | |||||
| 9 | 16 contacts → | ||||
Exact match “A Gen & Energy é uma empresa especializada em soluções completas em energia, com foco na instalação, venda e manutenção de grupos geradores.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase | |||||
| 10 | 14 contacts → | ||||
Exact match “ATG Geradores |+25 anos de excelência em soluções energéticas Desde a ATG Geradores é referência no mercado de locação e manutenção de geradores, garantindo o fornecimento de…” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase | |||||
| 11 | 14 contacts → | ||||
Exact match “Manutenção de Geradores” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase | |||||
| 12 | 11 contacts → | ||||
Exact match “Somos uma prestadora de serviços de manutenção preventiva e corretiva em grupos geradores.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase | |||||
| 13 | 10 contacts → | ||||
Exact match “Fundada no ano de 2010, a Vitormac é uma empresa especializada no segmento de geração de energia, oferecendo as mais diversas soluções, tais como: fornecimento de equipamentos…” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase | |||||
| 14 | 10 contacts → | ||||
Exact match “A Ottoset Serviços é especializada em manutenção predial e de grupos geradores, atendendo empresas como Prosegur, Segurpro, Coopavel, Agro Alfa, NotreDame Intermédica, Hospital…” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase | |||||
| 15 | 9 contacts → | ||||
Exact match “A VMP Soluções em Energia, iniciou suas atividades em 1992, com o intuito de atender com excelência clientes corporativos.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase | |||||
| 16 | 7 contacts → | ||||
Exact match “Somos uma empresa diversificada que fornece soluções em implantações e manutenções em usinas de geração diesel, ajudando nossos clientes a garantirem produtividade e suprindo suas…” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase | |||||
| 17 | 6 contacts → | ||||
Exact match “Atendimento 24h:(77) E-mail: bernardo@portugalgeradores.com.br A Portugal Geradores é uma empresa que tem mais de 25 anos levando soluções em geração de energia.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase | |||||
| 18 | 6 contacts → | ||||
Exact match “Fabricação de Grupo Moto-Geradores - GMG, Manutenção Elétrica Industrial, Sistema Fotovoltaico - venda e manutenção, Soluções para Geração, Transmissão e Distribuição de Energia.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase | |||||
| 19 | 6 contacts → | ||||
Exact match “A PROVECTUS ENGENHARIA ELÉTRICA é uma empresa tem como principal objetivo fornecer com qualidade todo o suporte técnico e operacional, necessários para o completo funcionamento…” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase | |||||
| 20 | 6 contacts → | ||||
Exact match “A Unigera empresa fundada em São Caetano do Sul-SP nasce em função da necessidade em oferecer aos clientes bom atendimento e soluções voltadas para vendas de Geradores a Diesel e…” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase | |||||
| 21 | 5 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase | |||||
| 22 | 5 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase | |||||
| 23 | 5 contacts → | ||||
Exact match “Somos especializados na venda, instalação, manutenção e locação de grupos geradores, atendemos os mais diversos segmentos do mercado, cada um com a sua característica e…” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase | |||||
| 24 | 3 contacts → | ||||
Exact match “A GForce Geradores, fundada em é uma empresa especializada em manutenção, venda e locação de grupos geradores.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase | |||||
| 25 | 2 contacts → | ||||
Exact match “Locação, manutenção de geradores de energia, instalações elétricas prediais e industriais.” Recorded in the RevenueBase company graph · Oct 10, 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 “commercial generator 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 233 commercial generator contractors based in Brazil
See the full list, filter by size, metro and specialty, and access 370 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Commercial generator contractors based in Brazil at a glance
As of Oct 10, 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 233 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 “commercial generator 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 370 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 10, 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 “commercial generator contractors”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many commercial generator contractors are there based in Brazil?
RevenueBase identified 233 company matches for commercial generator 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?
Stemac tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most commercial generator contractors?
Sao Paulo leads with 36 company records, followed by Sao Bernardo Do Campo (14) and Rio De Janeiro (11).
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 370 professional contacts with verified work emails tracked across these 233 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 10, 2026.
Ready to reach these companies? Verified emails and direct dials for all 233 commercial generator contractors based in Brazil. Start with a free account, no credit card.
Download this list →Related lists
Commercial generator contractors by geography
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- Commercial generator contractors based in India
- Commercial generator contractors based in South Africa
- Commercial generator contractors based in the United Kingdom
- Commercial generator contractors based in the United States
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.
More company lists
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- Commercial generator contractors based in Houston, United States
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Company intelligence · public preview
Top 25 commercial generator 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 233 matching company records for commercial generator contractors based in Brazil, with 2,560 tracked contacts and 370 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 10, 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 commercial generator 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 | Stemacstemac.com HQ: Porto Alegre, BrazilReported employees: 1,001-5,000 | Porto Alegre, Brazil | 1,001-5,000 | Exact match | 959 contacts → |
“Líder nacional na fabricação e comercialização de grupos geradores, a STEMAC projeta e executa soluções em energia através da maior estrutura de atendimento, com 38 filiais…” Recorded description excerpt · October 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Energ Geradoresenerggeradores.com.brHQ: São Bernardo Do Campo, BrazilReported employees: 51-200 | São Bernardo Do Campo, Brazil | 51-200 | Exact match | 206 contacts → |
“A ENERG Geradores atua desde 2003 oferecendo soluções completas em segurança energética para operações onde falhar não é uma opção.” Recorded description excerpt · October 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  BRG Brasil Geradoresbrggeradores.com.brHQ: Anápolis, BrazilReported employees: 201-500 | Anápolis, Brazil | 201-500 | Exact match | 164 contacts → |
“Há mais de 20 anos de mercado com experiência em fabricação e instalação de Grupos Geradores.” Recorded description excerpt · October 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  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 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Arpex Engenhariaarpexengenharia.comHQ: Porto Alegre, BrazilReported employees: 11-50 | Porto Alegre, Brazil | 11-50 | Exact match | 29 contacts → |
“Empresa de engenharia que atua nas áreas de prestação de serviço, treinamento, manutenção de grupos geradores, manutenção de motores marítimos e industriais, automação e…” Recorded description excerpt · October 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | R7 Geradoresr7geradores.com.br HQ: Vila Velha, BrazilReported employees: 11-50 | Vila Velha, Brazil | 11-50 | Exact match | 17 contacts → |
“A R7 Geradores é uma empresa,genuinamente capixaba, com sede em Vila Velha,ES.” Recorded description excerpt · October 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Epse Energiaepse.com.brHQ: São Paulo, BrazilReported employees: 11-50 | São Paulo, Brazil | 11-50 | Exact match | 17 contacts → |
“Na EPSE, nosso objetivo é transformar sua visão em energia de forma eficiente, segura e inovadora.” Recorded description excerpt · October 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  SOTECsotec.com.brHQ: Belo Horizonte, BrazilReported employees: 11-50 | Belo Horizonte, Brazil | 11-50 | Exact match | 16 contacts → |
“Especialista em geração e manutenção de energia elétrica, a Sotec vende e realiza a manutenção multimarcas de no-breaks, geradores, baterias e infraestrutura.” Recorded description excerpt · October 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | GEN & Energygenenergy.com.br HQ: Guarulhos, BrazilReported employees: 11-50 | Guarulhos, Brazil | 11-50 | Exact match | 16 contacts → |
“A Gen & Energy é uma empresa especializada em soluções completas em energia, com foco na instalação, venda e manutenção de grupos geradores.” Recorded description excerpt · October 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  ATG Geradoresatggeradores.com.brHQ: Santo André, BrazilReported employees: 11-50 | Santo André, Brazil | 11-50 | Exact match | 14 contacts → |
“ATG Geradores |+25 anos de excelência em soluções energéticas Desde a ATG Geradores é referência no mercado de locação e manutenção de geradores, garantindo o fornecimento de…” Recorded description excerpt · October 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Ricardo Dinellimpgen.com.br HQ: Rio De Janeiro, BrazilReported employees: 11-50 | Rio De Janeiro, Brazil | 11-50 | Exact match | 14 contacts → |
“Manutenção de Geradores” Recorded description excerpt · October 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | NEW Power Grupos Geradoresnewpowergeradores.com.br HQ: Rio De Janeiro, BrazilReported employees: 11-50 | Rio De Janeiro, Brazil | 11-50 | Exact match | 11 contacts → |
“Somos uma prestadora de serviços de manutenção preventiva e corretiva em grupos geradores.” Recorded description excerpt · October 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Vitormac Grupos Geradoresvitormac.com.br HQ: Gravataí, BrazilReported employees: 11-50 | Gravataí, Brazil | 11-50 | Exact match | 10 contacts → |
“Fundada no ano de 2010, a Vitormac é uma empresa especializada no segmento de geração de energia, oferecendo as mais diversas soluções, tais como: fornecimento de equipamentos…” Recorded description excerpt · October 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Ottoset Serviçosottoset.com.br HQ: Londrina, BrazilReported employees: 11-50 | Londrina, Brazil | 11-50 | Exact match | 10 contacts → |
“A Ottoset Serviços é especializada em manutenção predial e de grupos geradores, atendendo empresas como Prosegur, Segurpro, Coopavel, Agro Alfa, NotreDame Intermédica, Hospital…” Recorded description excerpt · October 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  VMP Soluções EM Energiavmpsolucoes.com.brHQ: Sao Paulo, BrazilReported employees: 11-50 | Sao Paulo, Brazil | 11-50 | Exact match | 9 contacts → |
“A VMP Soluções em Energia, iniciou suas atividades em 1992, com o intuito de atender com excelência clientes corporativos.” Recorded description excerpt · October 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Fabis Soluções E Serviçosfabisgeradores.com.br HQ: Itatiba, BrazilReported employees: 1-10 | Itatiba, Brazil | 1-10 | Exact match | 7 contacts → |
“Somos uma empresa diversificada que fornece soluções em implantações e manutenções em usinas de geração diesel, ajudando nossos clientes a garantirem produtividade e suprindo suas…” Recorded description excerpt · October 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Portugal Geradoresportugalgeradores.com.br HQ: Feira De Santana, BrazilReported employees: 51-200 | Feira De Santana, Brazil | 51-200 | Exact match | 6 contacts → |
“Atendimento 24h:(77) E-mail: bernardo@portugalgeradores.com.br A Portugal Geradores é uma empresa que tem mais de 25 anos levando soluções em geração de energia.” Recorded description excerpt · October 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Edda Energia - GTDeddaenergia.comHQ: Jundiaí, BrazilReported employees: 11-50 | Jundiaí, Brazil | 11-50 | Exact match | 6 contacts → |
“Fabricação de Grupo Moto-Geradores - GMG, Manutenção Elétrica Industrial, Sistema Fotovoltaico - venda e manutenção, Soluções para Geração, Transmissão e Distribuição de Energia.” Recorded description excerpt · October 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Provectus Engenharia Elétricaprovectusengenharia.com HQ: Sao Paulo, BrazilReported employees: 11-50 | Sao Paulo, Brazil | 11-50 | Exact match | 6 contacts → |
“A PROVECTUS ENGENHARIA ELÉTRICA é uma empresa tem como principal objetivo fornecer com qualidade todo o suporte técnico e operacional, necessários para o completo funcionamento…” Recorded description excerpt · October 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Unigera Soluções EM Energiaunigera.com.br HQ: São Caetano Do Sul, BrazilReported employees: 1-10 | São Caetano Do Sul, Brazil | 1-10 | Exact match | 6 contacts → |
“A Unigera empresa fundada em São Caetano do Sul-SP nasce em função da necessidade em oferecer aos clientes bom atendimento e soluções voltadas para vendas de Geradores a Diesel e…” Recorded description excerpt · October 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Power System Comercio E Assistencia Tecnica DE Grupos Geradorespowersystemgeradores.com.br HQ: Sao Bernardo Do Campo, BrazilReported employees: 1-10 | Sao Bernardo Do Campo, Brazil | 1-10 | Exact match | 5 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 22 |  Gerastar Geradores Comercio E Servicogerastar.com.brHQ: Rio De Janeiro, BrazilReported employees: 11-50 | Rio De Janeiro, Brazil | 11-50 | Exact match | 5 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 23 | Andra Volt Geradoresandravoltgeradores.com.br HQ: São Bernardo Do Campo, BrazilReported employees: 11-50 | São Bernardo Do Campo, Brazil | 11-50 | Exact match | 5 contacts → |
“Somos especializados na venda, instalação, manutenção e locação de grupos geradores, atendemos os mais diversos segmentos do mercado, cada um com a sua característica e…” Recorded description excerpt · October 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Gforce Geradoresgforcegeradores.com.br HQ: São Paulo, BrazilReported employees: 11-50 | São Paulo, Brazil | 11-50 | Exact match | 3 contacts → |
“A GForce Geradores, fundada em é uma empresa especializada em manutenção, venda e locação de grupos geradores.” Recorded description excerpt · October 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Gera-Maggera-mag.com HQ: Rio De Janeiro Zona Centro, BrazilReported employees: 1-10 | Rio De Janeiro Zona Centro, Brazil | 1-10 | Exact match | 2 contacts → |
“Locação, manutenção de geradores de energia, instalações elétricas prediais e industriais.” Recorded description excerpt · October 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 233 company matches
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Commercial generator contractors: dataset insights
October 10, 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
229 records in the displayed employee bands.
4 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 233 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 10, 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 commercial generator 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 commercial generator contractors did RevenueBase find based in Brazil?
The saved snapshot records 233 matching company records, 2,560 tracked contacts and 370 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 10, 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
Commercial generator contractors by geography
- Commercial generator contractors based in Houston, United States
- Commercial generator contractors based in Australia
- Commercial generator contractors based in Canada
- Commercial generator contractors based in France
- Commercial generator contractors based in Germany
- Commercial generator contractors based in India
- Commercial generator contractors based in South Africa
- Commercial generator contractors based in the United Kingdom
- Commercial generator contractors based in the United States
Cite this list
RevenueBase Data Team. Top 25 commercial generator contractors based in Brazil. Snapshot: October 10, 2026. https://revenuebase.ai/companies/commercial-generator-contractors/brazil.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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Company intelligence · public preview
Top 25 commercial generator contractors based in Brazil
RevenueBase records 233 matching company records for commercial generator contractors based in Brazil, with 2,560 tracked contacts and 370 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 10, 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 commercial generator 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 | Stemacstemac.com HQ: Porto Alegre, BrazilReported employees: 1,001-5,000 | Porto Alegre, Brazil | 1,001-5,000 | Exact match | 959 contacts → |
“Líder nacional na fabricação e comercialização de grupos geradores, a STEMAC projeta e executa soluções em energia através da maior estrutura de atendimento, com 38 filiais…” Recorded description excerpt · October 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Energ Geradoresenerggeradores.com.br HQ: São Bernardo Do Campo, BrazilReported employees: 51-200 | São Bernardo Do Campo, Brazil | 51-200 | Exact match | 206 contacts → |
“A ENERG Geradores atua desde 2003 oferecendo soluções completas em segurança energética para operações onde falhar não é uma opção.” Recorded description excerpt · October 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | BRG Brasil Geradoresbrggeradores.com.br HQ: Anápolis, BrazilReported employees: 201-500 | Anápolis, Brazil | 201-500 | Exact match | 164 contacts → |
“Há mais de 20 anos de mercado com experiência em fabricação e instalação de Grupos Geradores.” Recorded description excerpt · October 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | 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 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Arpex Engenhariaarpexengenharia.com HQ: Porto Alegre, BrazilReported employees: 11-50 | Porto Alegre, Brazil | 11-50 | Exact match | 29 contacts → |
“Empresa de engenharia que atua nas áreas de prestação de serviço, treinamento, manutenção de grupos geradores, manutenção de motores marítimos e industriais, automação e…” Recorded description excerpt · October 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | R7 Geradoresr7geradores.com.br HQ: Vila Velha, BrazilReported employees: 11-50 | Vila Velha, Brazil | 11-50 | Exact match | 17 contacts → |
“A R7 Geradores é uma empresa,genuinamente capixaba, com sede em Vila Velha,ES.” Recorded description excerpt · October 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Epse Energiaepse.com.br HQ: São Paulo, BrazilReported employees: 11-50 | São Paulo, Brazil | 11-50 | Exact match | 17 contacts → |
“Na EPSE, nosso objetivo é transformar sua visão em energia de forma eficiente, segura e inovadora.” Recorded description excerpt · October 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | SOTECsotec.com.br HQ: Belo Horizonte, BrazilReported employees: 11-50 | Belo Horizonte, Brazil | 11-50 | Exact match | 16 contacts → |
“Especialista em geração e manutenção de energia elétrica, a Sotec vende e realiza a manutenção multimarcas de no-breaks, geradores, baterias e infraestrutura.” Recorded description excerpt · October 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | GEN & Energygenenergy.com.br HQ: Guarulhos, BrazilReported employees: 11-50 | Guarulhos, Brazil | 11-50 | Exact match | 16 contacts → |
“A Gen & Energy é uma empresa especializada em soluções completas em energia, com foco na instalação, venda e manutenção de grupos geradores.” Recorded description excerpt · October 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | ATG Geradoresatggeradores.com.br HQ: Santo André, BrazilReported employees: 11-50 | Santo André, Brazil | 11-50 | Exact match | 14 contacts → |
“ATG Geradores |+25 anos de excelência em soluções energéticas Desde a ATG Geradores é referência no mercado de locação e manutenção de geradores, garantindo o fornecimento de…” Recorded description excerpt · October 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Ricardo Dinellimpgen.com.br HQ: Rio De Janeiro, BrazilReported employees: 11-50 | Rio De Janeiro, Brazil | 11-50 | Exact match | 14 contacts → |
“Manutenção de Geradores” Recorded description excerpt · October 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | NEW Power Grupos Geradoresnewpowergeradores.com.br HQ: Rio De Janeiro, BrazilReported employees: 11-50 | Rio De Janeiro, Brazil | 11-50 | Exact match | 11 contacts → |
“Somos uma prestadora de serviços de manutenção preventiva e corretiva em grupos geradores.” Recorded description excerpt · October 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Vitormac Grupos Geradoresvitormac.com.br HQ: Gravataí, BrazilReported employees: 11-50 | Gravataí, Brazil | 11-50 | Exact match | 10 contacts → |
“Fundada no ano de 2010, a Vitormac é uma empresa especializada no segmento de geração de energia, oferecendo as mais diversas soluções, tais como: fornecimento de equipamentos…” Recorded description excerpt · October 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Ottoset Serviçosottoset.com.br HQ: Londrina, BrazilReported employees: 11-50 | Londrina, Brazil | 11-50 | Exact match | 10 contacts → |
“A Ottoset Serviços é especializada em manutenção predial e de grupos geradores, atendendo empresas como Prosegur, Segurpro, Coopavel, Agro Alfa, NotreDame Intermédica, Hospital…” Recorded description excerpt · October 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | VMP Soluções EM Energiavmpsolucoes.com.br HQ: Sao Paulo, BrazilReported employees: 11-50 | Sao Paulo, Brazil | 11-50 | Exact match | 9 contacts → |
“A VMP Soluções em Energia, iniciou suas atividades em 1992, com o intuito de atender com excelência clientes corporativos.” Recorded description excerpt · October 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Fabis Soluções E Serviçosfabisgeradores.com.br HQ: Itatiba, BrazilReported employees: 1-10 | Itatiba, Brazil | 1-10 | Exact match | 7 contacts → |
“Somos uma empresa diversificada que fornece soluções em implantações e manutenções em usinas de geração diesel, ajudando nossos clientes a garantirem produtividade e suprindo suas…” Recorded description excerpt · October 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Portugal Geradoresportugalgeradores.com.br HQ: Feira De Santana, BrazilReported employees: 51-200 | Feira De Santana, Brazil | 51-200 | Exact match | 6 contacts → |
“Atendimento 24h:(77) E-mail: bernardo@portugalgeradores.com.br A Portugal Geradores é uma empresa que tem mais de 25 anos levando soluções em geração de energia.” Recorded description excerpt · October 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Edda Energia - GTDeddaenergia.com HQ: Jundiaí, BrazilReported employees: 11-50 | Jundiaí, Brazil | 11-50 | Exact match | 6 contacts → |
“Fabricação de Grupo Moto-Geradores - GMG, Manutenção Elétrica Industrial, Sistema Fotovoltaico - venda e manutenção, Soluções para Geração, Transmissão e Distribuição de Energia.” Recorded description excerpt · October 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Provectus Engenharia Elétricaprovectusengenharia.com HQ: Sao Paulo, BrazilReported employees: 11-50 | Sao Paulo, Brazil | 11-50 | Exact match | 6 contacts → |
“A PROVECTUS ENGENHARIA ELÉTRICA é uma empresa tem como principal objetivo fornecer com qualidade todo o suporte técnico e operacional, necessários para o completo funcionamento…” Recorded description excerpt · October 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Unigera Soluções EM Energiaunigera.com.br HQ: São Caetano Do Sul, BrazilReported employees: 1-10 | São Caetano Do Sul, Brazil | 1-10 | Exact match | 6 contacts → |
“A Unigera empresa fundada em São Caetano do Sul-SP nasce em função da necessidade em oferecer aos clientes bom atendimento e soluções voltadas para vendas de Geradores a Diesel e…” Recorded description excerpt · October 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Power System Comercio E Assistencia Tecnica DE Grupos Geradorespowersystemgeradores.com.br HQ: Sao Bernardo Do Campo, BrazilReported employees: 1-10 | Sao Bernardo Do Campo, Brazil | 1-10 | Exact match | 5 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 22 | Gerastar Geradores Comercio E Servicogerastar.com.br HQ: Rio De Janeiro, BrazilReported employees: 11-50 | Rio De Janeiro, Brazil | 11-50 | Exact match | 5 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 23 | Andra Volt Geradoresandravoltgeradores.com.br HQ: São Bernardo Do Campo, BrazilReported employees: 11-50 | São Bernardo Do Campo, Brazil | 11-50 | Exact match | 5 contacts → |
“Somos especializados na venda, instalação, manutenção e locação de grupos geradores, atendemos os mais diversos segmentos do mercado, cada um com a sua característica e…” Recorded description excerpt · October 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Gforce Geradoresgforcegeradores.com.br HQ: São Paulo, BrazilReported employees: 11-50 | São Paulo, Brazil | 11-50 | Exact match | 3 contacts → |
“A GForce Geradores, fundada em é uma empresa especializada em manutenção, venda e locação de grupos geradores.” Recorded description excerpt · October 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Gera-Maggera-mag.com HQ: Rio De Janeiro Zona Centro, BrazilReported employees: 1-10 | Rio De Janeiro Zona Centro, Brazil | 1-10 | Exact match | 2 contacts → |
“Locação, manutenção de geradores de energia, instalações elétricas prediais e industriais.” Recorded description excerpt · October 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 233 company matches
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Commercial generator contractors: dataset insights
October 10, 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
229 records in the displayed employee bands.
4 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 233 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 10, 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 commercial generator 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 commercial generator contractors did RevenueBase find based in Brazil?
The saved snapshot records 233 matching company records, 2,560 tracked contacts and 370 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 10, 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.
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Cite this list
RevenueBase Data Team. Top 25 commercial generator contractors based in Brazil. Snapshot: October 10, 2026. https://revenuebase.ai/companies/commercial-generator-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
- Commercial generator contractors based in Houston, United States
- Commercial generator contractors based in Australia
- Commercial generator contractors based in Canada
- Commercial generator contractors based in France
- Commercial generator contractors based in Germany
- Commercial generator contractors based in India