Company lists · Data refreshed September 2026
Top 25 Telecommunication companies based in Brazil
RevenueBase identified 2,144 company matches for telecommunication companies associated with Brazil as of September 2026 and tracks 168,266 professional contacts across them, including 14,927 with verified work emails and 1,095 with mobile numbers. Sao Paulo is the largest hub.
This list covers company matches for telecommunication companies associated with Brazil, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed September 6, 2026.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.
The 25 largest telecommunication companies based in Brazil
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 30,465 contacts → | ||||
Exact match “Prazer, somos a Claro!” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase | |||||
| 2 | 4,921 contacts → | ||||
Exact match “A GVT é a empresa nacional que mais cresce no setor de telecomunicações.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase | |||||
| 3 | 4,895 contacts → | ||||
Exact match “A Icomon atua há 37 anos com alta performance em tecnologia e telecomunicações.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase | |||||
| 4 | 2,538 contacts → | ||||
Exact match “Prazer, somos a Procisa do Brasil!” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase | |||||
| 5 | 2,162 contacts → | ||||
Exact match “Somos a Vero, uma empresa de telecomunicações brasileira.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase | |||||
| 6 | 1,807 contacts → | ||||
Exact match “Somos uma empresa de telecomunicações com 28 anos de atuação.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase | |||||
| 7 | 1,733 contacts → | ||||
Exact match “Com mais de funcionários, a Ability Tecnologia e Serviços S.A.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase | |||||
| 8 | 1,397 contacts → | ||||
Exact match “Somos a quarta maior empresa em número de assinantes e extensão de fibra óptica do País e o maior player independente neste segmento.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase | |||||
| 9 | 1,222 contacts → | ||||
Exact match “Somos uma operadora independente de telecomunicações, com sede na cidade de São Paulo/SP, que oferece serviços de internet de alta velocidade por fibra óptica, além de TV por…” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase | |||||
| 10 | 1,001 contacts → | ||||
Exact match “A Sercomtel é a empresa paranaense de telecomunicações que oferece soluções completas em telefonia.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase | |||||
| 11 | 819 contacts → | ||||
Exact match “Com mais de 25 anos de experiência, a Mundivox é uma operadora licenciada pela Anatel, especializada em soluções integradas de comunicação para o mercado corporativo.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase | |||||
| 12 | 775 contacts → | ||||
Exact match “Há mais de 25 anos, a Valenet leva conexão para empresas, lares e comunidades.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase | |||||
| 13 | 712 contacts → | ||||
Exact match “A Huawei é líder global em soluções de Tecnologia da Informação e Comunicação (TIC).” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase | |||||
| 14 | 682 contacts → | ||||
Exact match “A R2T Telecomunicações nasceu em 2009, com o objetivo de superar as expectativas de seus clientes, através dos seus experientes colaboradores, da qualificação das suas atividades…” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase | |||||
| 15 | 638 contacts → | ||||
Exact match “A Empresa ALEA parceiro Vivo, esta no mercado desde 1990, prestando soluções em mobilidade de comunicação.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase | |||||
| 16 | 619 contacts → | ||||
Exact match “A Mhnet Telecom é uma empresa de telecomunicações presente nos estados de SC, RS, PR, MS e SP, em ampla expansão para o restante do país.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase | |||||
| 17 | 603 contacts → | ||||
Exact match “Fundada em 2008, a Engeselt atua no mercado com a finalidade de atender às demandas provenientes do setor elétrico, telefonia e tecnologia da informação, de forma responsável e…” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase | |||||
| 18 | 566 contacts → | ||||
Exact match “BR.Digital Telecom is a company with 25 years of experience in the metropolitan and long-distance networks market, supported by the most modern fiber optic transmission structures.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase | |||||
| 19 | 522 contacts → | ||||
Exact match “Somos uma empresa líder em telecomunicações na região Centro-Oeste.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase | |||||
| 20 | 453 contacts → | ||||
Exact match “Grupo Viggo is a commercial representation and telecommunications company that offers technological solutions to end consumers.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase | |||||
| 21 | 421 contacts → | ||||
Exact match “A Telecomunicações Brasileiras S.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase | |||||
| 22 | 379 contacts → | ||||
Exact match “Somos uma empresa jovem e inovadora no segmento de telecomunicações.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase | |||||
| 23 | 377 contacts → | ||||
Exact match “Smart internet and telephony solutions for you business.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase | |||||
| 24 | 373 contacts → | ||||
Exact match “A rede de conexão Online Telecom é uma das maiores e melhores da região.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase | |||||
| 25 | 362 contacts → | ||||
Exact match “A MY Business é uma empresa prestadora de serviços para telecomunicações, que atua no segmento de engenharia celular e TI, especializada na avaliação de qualidade dos serviços…” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase | |||||
RevenueBase SmartSearch
Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.
This list uses Exact for “telecommunication companies”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.
Showing 25 of 2,144 telecommunication companies based in Brazil
See the full list, filter by size, metro and specialty, and access 14,927 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Telecommunication companies based in Brazil at a glance
As of Sep 6, 2026Companies by employee count
Freshness & accuracy
How recently the business emails on this list were verified
Email last verified
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 “telecommunication companies” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
- RevenueBase SmartSearch
- Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
- Public preview
- The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
- Match quality
- RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
- Ranking
- Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
- Verification
- Every displayed company carries at least one verified work email. RevenueBase tracks 14,927 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
- Refresh
- This page's figures were pulled from the company graph on September 6, 2026. Lists refresh periodically as the graph is re-checked.
- Record context
- Company records and descriptions can change. Check the company's website for its current services and locations.
Telecommunication companies by metro
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 “telecommunication companies”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many telecommunication companies are there based in Brazil?
RevenueBase identified 2,144 company matches for telecommunication companies associated with Brazil as of September 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.
What is the largest company on this list?
Claro Brasil tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most telecommunication companies?
Sao Paulo leads with 256 company records, followed by Rio De Janeiro (91) and Belo Horizonte (68).
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 14,927 professional contacts with verified work emails tracked across these 2,144 companies; direct dials are available where recorded.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 6, 2026.
Ready to reach these companies? Verified emails and direct dials for all 2,144 telecommunication companies based in Brazil. Start with a free account, no credit card.
Download this list →Related lists
Telecommunication companies by geography
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- Telecommunication companies based in Spain
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- Telecommunication companies based in France
- Telecommunication companies based in Germany
- Telecommunication companies based in Canada
- Telecommunication companies based in Australia
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- Telecommunication companies based in the Netherlands
- Telecommunication companies based in Poland
Browse the directory
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
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Telecommunication companies based in the United States
- Telecommunication companies based in the United Kingdom
- Telecommunication companies based in Spain
- Telecommunication companies based in Italy
- Telecommunication companies based in France
- Telecommunication companies based in Germany
Company intelligence · public preview
Top 25 telecommunication companies based in Brazil
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 2,144 matching company records for telecommunication companies based in Brazil, with 168,266 tracked contacts and 14,927 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 6, 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 telecommunication companies based in Brazil
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 |  Claro Brasilclaro.com.brHQ: São Paulo, BrazilReported employees: 10001+ | São Paulo, Brazil | 10001+ | Exact match | 30,465 contacts → |
“Prazer, somos a Claro!” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  GVTtelefonica.com.brHQ: São Paulo, BrazilReported employees: 10001+ | São Paulo, Brazil | 10001+ | Exact match | 4,921 contacts → |
“A GVT é a empresa nacional que mais cresce no setor de telecomunicações.” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Icomon Tecnologia Ltdaicomontecnologia.com.brHQ: São Paulo, BrazilReported employees: 10001+ | São Paulo, Brazil | 10001+ | Exact match | 4,895 contacts → |
“A Icomon atua há 37 anos com alta performance em tecnologia e telecomunicações.” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Procisa DO Brasilprocisa.com.brHQ: São Paulo, BrazilReported employees: 1,001-5,000 | São Paulo, Brazil | 1,001-5,000 | Exact match | 2,538 contacts → |
“Prazer, somos a Procisa do Brasil!” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  VEROverointernet.com.brHQ: Sao Paulo, BrazilReported employees: 1,001-5,000 | Sao Paulo, Brazil | 1,001-5,000 | Exact match | 2,162 contacts → |
“Somos a Vero, uma empresa de telecomunicações brasileira.” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Unifiqueunifique.com.brHQ: Timbó, BrazilReported employees: 1,001-5,000 | Timbó, Brazil | 1,001-5,000 | Exact match | 1,807 contacts → |
“Somos uma empresa de telecomunicações com 28 anos de atuação.” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Ability Tecnologia E Serviços S Aabilitytecnologia.com.brHQ: Osasco, BrazilReported employees: 1,001-5,000 | Osasco, Brazil | 1,001-5,000 | Exact match | 1,733 contacts → |
“Com mais de funcionários, a Ability Tecnologia e Serviços S.A.” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Alloha Fibraalloha.comHQ: Sao Paulo, BrazilReported employees: 5,001-10,000 | Sao Paulo, Brazil | 5,001-10,000 | Exact match | 1,397 contacts → |
“Somos a quarta maior empresa em número de assinantes e extensão de fibra óptica do País e o maior player independente neste segmento.” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Alares Internetalaresinternet.com.brHQ: São Paulo, BrazilReported employees: 1,001-5,000 | São Paulo, Brazil | 1,001-5,000 | Exact match | 1,222 contacts → |
“Somos uma operadora independente de telecomunicações, com sede na cidade de São Paulo/SP, que oferece serviços de internet de alta velocidade por fibra óptica, além de TV por…” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Sercomtelsercomtel.com.brHQ: Londrina, BrazilReported employees: 501-1,000 | Londrina, Brazil | 501-1,000 | Exact match | 1,001 contacts → |
“A Sercomtel é a empresa paranaense de telecomunicações que oferece soluções completas em telefonia.” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Mundivox Communicationsmundivox.comHQ: São Paulo, BrazilReported employees: 501-1,000 | São Paulo, Brazil | 501-1,000 | Exact match | 819 contacts → |
“Com mais de 25 anos de experiência, a Mundivox é uma operadora licenciada pela Anatel, especializada em soluções integradas de comunicação para o mercado corporativo.” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Valenetvalenet.com.brHQ: Itabira, BrazilReported employees: 1,001-5,000 | Itabira, Brazil | 1,001-5,000 | Exact match | 775 contacts → |
“Há mais de 25 anos, a Valenet leva conexão para empresas, lares e comunidades.” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Huawei Brasilhuawei.comHQ: São Paulo, BrazilReported employees: 1,001-5,000 | São Paulo, Brazil | 1,001-5,000 | Exact match | 712 contacts → |
“A Huawei é líder global em soluções de Tecnologia da Informação e Comunicação (TIC).” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  R2t Telecomunicaçõesr2ti.com.brHQ: Salvador, BrazilReported employees: 1,001-5,000 | Salvador, Brazil | 1,001-5,000 | Exact match | 682 contacts → |
“A R2T Telecomunicações nasceu em 2009, com o objetivo de superar as expectativas de seus clientes, através dos seus experientes colaboradores, da qualificação das suas atividades…” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Alea S.Aaleavivo.com.brHQ: Nova Bassano, BrazilReported employees: 1,001-5,000 | Nova Bassano, Brazil | 1,001-5,000 | Exact match | 638 contacts → |
“A Empresa ALEA parceiro Vivo, esta no mercado desde 1990, prestando soluções em mobilidade de comunicação.” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Mhnet Telecommhnet.com.brHQ: Maravilha, BrazilReported employees: 1,001-5,000 | Maravilha, Brazil | 1,001-5,000 | Exact match | 619 contacts → |
“A Mhnet Telecom é uma empresa de telecomunicações presente nos estados de SC, RS, PR, MS e SP, em ampla expansão para o restante do país.” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Engeseltengeselt.com.br HQ: Joao Pessoa, BrazilReported employees: 501-1,000 | Joao Pessoa, Brazil | 501-1,000 | Exact match | 603 contacts → |
“Fundada em 2008, a Engeselt atua no mercado com a finalidade de atender às demandas provenientes do setor elétrico, telefonia e tecnologia da informação, de forma responsável e…” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Br.Digital Telecom As14840br.digitalHQ: Porto Alegre, BrazilReported employees: 501-1,000 | Porto Alegre, Brazil | 501-1,000 | Exact match | 566 contacts → |
“BR.Digital Telecom is a company with 25 years of experience in the metropolitan and long-distance networks market, supported by the most modern fiber optic transmission structures.” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Allrede Telecomallrede.com.brHQ: Goiânia, BrazilReported employees: 1,001-5,000 | Goiânia, Brazil | 1,001-5,000 | Exact match | 522 contacts → |
“Somos uma empresa líder em telecomunicações na região Centro-Oeste.” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  Grupo Viggogrupoviggo.com.brHQ: São Paulo, BrazilReported employees: 1,001-5,000 | São Paulo, Brazil | 1,001-5,000 | Exact match | 453 contacts → |
“Grupo Viggo is a commercial representation and telecommunications company that offers technological solutions to end consumers.” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Telebrastelebras.com.brHQ: Brasília, BrazilReported employees: 201-500 | Brasília, Brazil | 201-500 | Exact match | 421 contacts → |
“A Telecomunicações Brasileiras S.” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  BLINKblinktelecom.com.brHQ: Belo Horizonte, BrazilReported employees: 501-1,000 | Belo Horizonte, Brazil | 501-1,000 | Exact match | 379 contacts → |
“Somos uma empresa jovem e inovadora no segmento de telecomunicações.” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Telecalltelecall.comHQ: Rio De Janeiro, BrazilReported employees: 51-200 | Rio De Janeiro, Brazil | 51-200 | Exact match | 377 contacts → |
“Smart internet and telephony solutions for you business.” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Online Telecomonlinetelecom.com.brHQ: Varjota, BrazilReported employees: 201-500 | Varjota, Brazil | 201-500 | Exact match | 373 contacts → |
“A rede de conexão Online Telecom é uma das maiores e melhores da região.” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  MY Business Ltdamyb.com.brHQ: Barueri, BrazilReported employees: 201-500 | Barueri, Brazil | 201-500 | Exact match | 362 contacts → |
“A MY Business é uma empresa prestadora de serviços para telecomunicações, que atua no segmento de engenharia celular e TI, especializada na avaliação de qualidade dos serviços…” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 2,144 company matches
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Telecommunication companies: dataset insights
September 6, 2026These summaries describe recorded coverage in this saved dataset. Coverage describes records in RevenueBase, rather than a census of every business in this market.
Reported company sizes
2,133 records in the displayed employee bands.
11 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Freshness & accuracy
How recently the business emails on this list were verified
Email last verified
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.
Coverage describes records in RevenueBase, rather than a census of every business in this market.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 6, 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 ↗
Telecommunication companies by metro
Questions about this company list
What does Exact match mean for telecommunication companies?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many telecommunication companies did RevenueBase find based in Brazil?
The saved snapshot records 2,144 matching company records, 168,266 tracked contacts and 14,927 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 6, 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
Telecommunication companies by geography
- Telecommunication companies based in the United States
- Telecommunication companies based in the United Kingdom
- Telecommunication companies based in Spain
- Telecommunication companies based in Italy
- Telecommunication companies based in France
- Telecommunication companies based in Germany
- Telecommunication companies based in Canada
- Telecommunication companies based in Australia
- Telecommunication companies based in Mexico
- Telecommunication companies based in South Africa
- Telecommunication companies based in the Netherlands
- Telecommunication companies based in Poland
Browse the directory
Cite this list
RevenueBase Data Team. Top 25 telecommunication companies based in Brazil. Snapshot: September 6, 2026. https://revenuebase.ai/companies/telecommunication-companies/brazil.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Telecommunication companies based in the United States
- Telecommunication companies based in the United Kingdom
- Telecommunication companies based in Spain
- Telecommunication companies based in Italy
- Telecommunication companies based in France
- Telecommunication companies based in Germany
Company intelligence · public preview
Top 25 telecommunication companies based in Brazil
RevenueBase records 2,144 matching company records for telecommunication companies based in Brazil, with 168,266 tracked contacts and 14,927 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 6, 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 telecommunication companies based in Brazil
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | Claro Brasilclaro.com.br HQ: São Paulo, BrazilReported employees: 10001+ | São Paulo, Brazil | 10001+ | Exact match | 30,465 contacts → |
“Prazer, somos a Claro!” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | GVTtelefonica.com.br HQ: São Paulo, BrazilReported employees: 10001+ | São Paulo, Brazil | 10001+ | Exact match | 4,921 contacts → |
“A GVT é a empresa nacional que mais cresce no setor de telecomunicações.” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Icomon Tecnologia Ltdaicomontecnologia.com.br HQ: São Paulo, BrazilReported employees: 10001+ | São Paulo, Brazil | 10001+ | Exact match | 4,895 contacts → |
“A Icomon atua há 37 anos com alta performance em tecnologia e telecomunicações.” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Procisa DO Brasilprocisa.com.br HQ: São Paulo, BrazilReported employees: 1,001-5,000 | São Paulo, Brazil | 1,001-5,000 | Exact match | 2,538 contacts → |
“Prazer, somos a Procisa do Brasil!” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | VEROverointernet.com.br HQ: Sao Paulo, BrazilReported employees: 1,001-5,000 | Sao Paulo, Brazil | 1,001-5,000 | Exact match | 2,162 contacts → |
“Somos a Vero, uma empresa de telecomunicações brasileira.” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Unifiqueunifique.com.br HQ: Timbó, BrazilReported employees: 1,001-5,000 | Timbó, Brazil | 1,001-5,000 | Exact match | 1,807 contacts → |
“Somos uma empresa de telecomunicações com 28 anos de atuação.” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Ability Tecnologia E Serviços S Aabilitytecnologia.com.br HQ: Osasco, BrazilReported employees: 1,001-5,000 | Osasco, Brazil | 1,001-5,000 | Exact match | 1,733 contacts → |
“Com mais de funcionários, a Ability Tecnologia e Serviços S.A.” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Alloha Fibraalloha.com HQ: Sao Paulo, BrazilReported employees: 5,001-10,000 | Sao Paulo, Brazil | 5,001-10,000 | Exact match | 1,397 contacts → |
“Somos a quarta maior empresa em número de assinantes e extensão de fibra óptica do País e o maior player independente neste segmento.” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Alares Internetalaresinternet.com.br HQ: São Paulo, BrazilReported employees: 1,001-5,000 | São Paulo, Brazil | 1,001-5,000 | Exact match | 1,222 contacts → |
“Somos uma operadora independente de telecomunicações, com sede na cidade de São Paulo/SP, que oferece serviços de internet de alta velocidade por fibra óptica, além de TV por…” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Sercomtelsercomtel.com.br HQ: Londrina, BrazilReported employees: 501-1,000 | Londrina, Brazil | 501-1,000 | Exact match | 1,001 contacts → |
“A Sercomtel é a empresa paranaense de telecomunicações que oferece soluções completas em telefonia.” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Mundivox Communicationsmundivox.com HQ: São Paulo, BrazilReported employees: 501-1,000 | São Paulo, Brazil | 501-1,000 | Exact match | 819 contacts → |
“Com mais de 25 anos de experiência, a Mundivox é uma operadora licenciada pela Anatel, especializada em soluções integradas de comunicação para o mercado corporativo.” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Valenetvalenet.com.br HQ: Itabira, BrazilReported employees: 1,001-5,000 | Itabira, Brazil | 1,001-5,000 | Exact match | 775 contacts → |
“Há mais de 25 anos, a Valenet leva conexão para empresas, lares e comunidades.” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Huawei Brasilhuawei.com HQ: São Paulo, BrazilReported employees: 1,001-5,000 | São Paulo, Brazil | 1,001-5,000 | Exact match | 712 contacts → |
“A Huawei é líder global em soluções de Tecnologia da Informação e Comunicação (TIC).” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | R2t Telecomunicaçõesr2ti.com.br HQ: Salvador, BrazilReported employees: 1,001-5,000 | Salvador, Brazil | 1,001-5,000 | Exact match | 682 contacts → |
“A R2T Telecomunicações nasceu em 2009, com o objetivo de superar as expectativas de seus clientes, através dos seus experientes colaboradores, da qualificação das suas atividades…” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Alea S.Aaleavivo.com.br HQ: Nova Bassano, BrazilReported employees: 1,001-5,000 | Nova Bassano, Brazil | 1,001-5,000 | Exact match | 638 contacts → |
“A Empresa ALEA parceiro Vivo, esta no mercado desde 1990, prestando soluções em mobilidade de comunicação.” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Mhnet Telecommhnet.com.br HQ: Maravilha, BrazilReported employees: 1,001-5,000 | Maravilha, Brazil | 1,001-5,000 | Exact match | 619 contacts → |
“A Mhnet Telecom é uma empresa de telecomunicações presente nos estados de SC, RS, PR, MS e SP, em ampla expansão para o restante do país.” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Engeseltengeselt.com.br HQ: Joao Pessoa, BrazilReported employees: 501-1,000 | Joao Pessoa, Brazil | 501-1,000 | Exact match | 603 contacts → |
“Fundada em 2008, a Engeselt atua no mercado com a finalidade de atender às demandas provenientes do setor elétrico, telefonia e tecnologia da informação, de forma responsável e…” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Br.Digital Telecom As14840br.digital HQ: Porto Alegre, BrazilReported employees: 501-1,000 | Porto Alegre, Brazil | 501-1,000 | Exact match | 566 contacts → |
“BR.Digital Telecom is a company with 25 years of experience in the metropolitan and long-distance networks market, supported by the most modern fiber optic transmission structures.” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Allrede Telecomallrede.com.br HQ: Goiânia, BrazilReported employees: 1,001-5,000 | Goiânia, Brazil | 1,001-5,000 | Exact match | 522 contacts → |
“Somos uma empresa líder em telecomunicações na região Centro-Oeste.” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Grupo Viggogrupoviggo.com.br HQ: São Paulo, BrazilReported employees: 1,001-5,000 | São Paulo, Brazil | 1,001-5,000 | Exact match | 453 contacts → |
“Grupo Viggo is a commercial representation and telecommunications company that offers technological solutions to end consumers.” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Telebrastelebras.com.br HQ: Brasília, BrazilReported employees: 201-500 | Brasília, Brazil | 201-500 | Exact match | 421 contacts → |
“A Telecomunicações Brasileiras S.” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | BLINKblinktelecom.com.br HQ: Belo Horizonte, BrazilReported employees: 501-1,000 | Belo Horizonte, Brazil | 501-1,000 | Exact match | 379 contacts → |
“Somos uma empresa jovem e inovadora no segmento de telecomunicações.” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Telecalltelecall.com HQ: Rio De Janeiro, BrazilReported employees: 51-200 | Rio De Janeiro, Brazil | 51-200 | Exact match | 377 contacts → |
“Smart internet and telephony solutions for you business.” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Online Telecomonlinetelecom.com.br HQ: Varjota, BrazilReported employees: 201-500 | Varjota, Brazil | 201-500 | Exact match | 373 contacts → |
“A rede de conexão Online Telecom é uma das maiores e melhores da região.” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | MY Business Ltdamyb.com.br HQ: Barueri, BrazilReported employees: 201-500 | Barueri, Brazil | 201-500 | Exact match | 362 contacts → |
“A MY Business é uma empresa prestadora de serviços para telecomunicações, que atua no segmento de engenharia celular e TI, especializada na avaliação de qualidade dos serviços…” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
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Telecommunication companies: dataset insights
September 6, 2026These summaries describe recorded coverage in this saved dataset. Coverage describes records in RevenueBase, rather than a census of every business in this market.
Reported company sizes
2,133 records in the displayed employee bands.
11 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Freshness & accuracy
How recently the business emails on this list were verified
Email last verified
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.
Coverage describes records in RevenueBase, rather than a census of every business in this market.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 6, 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 ↗
Telecommunication companies by metro
Questions about this company list
What does Exact match mean for telecommunication companies?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many telecommunication companies did RevenueBase find based in Brazil?
The saved snapshot records 2,144 matching company records, 168,266 tracked contacts and 14,927 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 6, 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 telecommunication companies based in Brazil. Snapshot: September 6, 2026. https://revenuebase.ai/companies/telecommunication-companies/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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