Company lists · Data refreshed September 2026
Top 25 Telecom managed service providers based in Brazil
RevenueBase identified 1,139 telecom managed service providers headquartered in Brazil as of September 2026 and tracks 56,488 professional contacts across them, including 5,064 with verified work emails. Sao Paulo is the largest hub.
This list covers telecom managed service providers headquartered in Brazil, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 29, 2026.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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 telecom managed service providers based in Brazil
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 8,011 contacts → | ||||
Partial evidence “A Serede é uma empresa prestadora de serviços de implantação e manutenção em redes de Telecom, fundada em 06 de agosto de 2007.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 2 | 4,895 contacts → | ||||
Partial evidence “A Icomon atua há 37 anos com alta performance em tecnologia e telecomunicações.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 3 | 2,538 contacts → | ||||
Indirect evidence “Prazer, somos a Procisa do Brasil!” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 4 | 2,521 contacts → | ||||
Indirect evidence “With over 30 years of experience in Information and Communication Technology market, the Spread has extensive experience and expertise in the field and has the challenge of…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 5 | 2,162 contacts → | ||||
Partial evidence “Somos a Vero, uma empresa de telecomunicações brasileira.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 6 | 1,810 contacts → | ||||
Indirect evidence “A RCS é uma empresa de Engenharia especializada em oferecer serviços técnicos de missão crítica com alta tecnologia aplicada, para clientes que necessitam manter suas atividades…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 7 | 1,807 contacts → | ||||
Partial evidence “Somos uma empresa de telecomunicações com 28 anos de atuação.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 8 | 1,001 contacts → | ||||
Partial evidence “A Sercomtel é a empresa paranaense de telecomunicações que oferece soluções completas em telefonia.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 9 | 819 contacts → | ||||
Indirect evidence “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.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 10 | 775 contacts → | ||||
Indirect evidence “Há mais de 25 anos, a Valenet leva conexão para empresas, lares e comunidades.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 11 | 638 contacts → | ||||
Indirect evidence “A Empresa ALEA parceiro Vivo, esta no mercado desde 1990, prestando soluções em mobilidade de comunicação.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 12 | 377 contacts → | ||||
Indirect evidence “Smart internet and telephony solutions for you business.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 13 | 325 contacts → | ||||
Indirect evidence “We connect people, companies and their businesses through integrated and secure communication solutions.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 14 | 290 contacts → | ||||
Partial evidence “Há 23 anos no mercado, somos a primeira empresa de Internet e Telecomunicações da Região Serrana do Rio de Janeiro e pioneira no uso de Fibra Óptica no Brasil.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 15 | 279 contacts → | ||||
Indirect evidence “A IK Solution dispõe de diversas soluções inovadoras para seu negócio sair na frente.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 16 | 247 contacts → | ||||
Indirect evidence “O desenvolvimento da Betta Group está alicerçado na capacidade de se adaptar a diversos cenários empresariais, projetando infra-estruturas convergentes e elásticas, promovendo…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 17 | 240 contacts → | ||||
Partial evidence “A Algar Telecom, empresa do grupo Algar, possui um amplo portfólio com soluções de telecomunicações e tecnologia para atender clientes corporativos (B2B) e do varejo (B2C).” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 18 | 225 contacts → | ||||
Partial evidence “A ALT - Acessoline Telecomunicações LTDA, parte do grupo Brasil Tecpar, é uma empresa dedicada a fornecer serviços de conectividade tanto para o mercado wholesale quanto para o…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 19 | 220 contacts → | ||||
Partial evidence “Empresa especializada em serviços de TI e Telecomunicações com foco em operações críticas e de valor estratégico.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 20 | 218 contacts → | ||||
Partial evidence “A INFOLINK TELECOM é uma empresa especializada em produtos e serviços de comunicação e tecnologia, presente no mercado desde 2004 com DNA de servir com qualidade e excelência…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 21 | 217 contacts → | ||||
Partial evidence “A ELO Telecomunicações e Construções Ltda é uma empresa especializada na prestação de serviços de transmissão nos seus mais variados campos.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 22 | 186 contacts → | ||||
Indirect evidence “Para EMPRESAS e PESSOAS que necessitam de um serviço de internet de qualidade e confiança, que prezam por um ótimo suporte técnico e atendimento personalizado.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 23 | 178 contacts → | ||||
Partial evidence “Somos especialistas em telecomunicações para empresas, contamos com atendimento diferenciado e exclusivo, respeitando e satisfazendo o perfil do cliente.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 24 | 171 contacts → | ||||
Partial evidence “A WeService é uma empresa que tem como objetivo facilitar o dia a dia dos seus clientes por meio de serviços de TI e telecomunicações altamente qualificados, profissionais com…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 25 | 160 contacts → | ||||
Partial evidence “Projetos e soluções de infra-estrutura de rede de computadores e Telecom- Alocação de profissionais especializados nas referidas áreas- Projeto, desenvolvimento, implantação…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: telecom managed service providers. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names telecom managed service providers.
- Partial evidence
- Its own public description names part of telecom managed service providers, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name telecom managed service providers. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
Showing 25 of 1,139 telecom managed service providers based in Brazil
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Telecom managed service providers based in Brazil at a glance
As of Sep 29, 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 1,139 companies.
How this list was built
Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among telecom managed service providers, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
- What qualifies
- Companies headquartered in Brazil whose own description of what they do matches “telecom managed service providers”. Matching reads each company's description, not its industry code or its name.
- RevenueBase Smart Search
- RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names telecom managed service providers), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
- What we exclude
- Companies whose own description does not clearly place them among telecom managed service providers, and records with no verified work email. Companies headquartered outside Brazil are excluded even when they keep an office there.
- Match quality
- In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
- 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 listed company carries at least one verified work email, 5,064 across the full list. 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 29, 2026. Lists refresh periodically as the graph is re-checked.
- Corrections
- Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.
Telecom managed service providers by metro
Frequently asked
What is RevenueBase Smart Search?
RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names telecom managed service providers, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.
How many telecom managed service providers are there based in Brazil?
RevenueBase identified 1,139 telecom managed service providers headquartered in Brazil as of September 2026, matched on each company's own description of what it does rather than its industry code.
What is the largest company on this list?
Serede, headquartered in Rio De Janeiro, tops this list with the largest team on record.
Which city has the most telecom managed service providers?
Sao Paulo leads with 208 headquartered companies, followed by Rio De Janeiro (75) and Belo Horizonte (53).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 5,064 verified decision-maker contacts tracked across these 1,139 companies.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 29, 2026.
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About this data
RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase Smart Search, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.
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