Company lists · Data refreshed November 2026

Top 25 Value-added communication system suppliers based in Brazil

RevenueBase identified 100 company matches for value-added communication system suppliers associated with Brazil as of November 2026 and tracks 2,338 professional contacts across them, including 241 with verified work emails. Sao Paulo is the largest hub.

This list covers company matches for value-added communication system suppliers 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 November 3, 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.

How to read this list RevenueBase SmartSearch · Exact Recorded Nov 3, 2026 How this list was built
100Companies
2,338Contacts tracked
241Verified emails
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The 25 largest value-added communication system suppliers based in Brazil

Ranked by team size
Top 25 of 100 company matches for value-added communication system suppliers based in Brazil, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 3, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchSão Paulo, BrazilHQ recorded Nov 3, 2026501-1,000916 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 · Nov 3, 2026 · View company records in RevenueBase
2Exact matchSão Paulo, BrazilHQ recorded Nov 3, 202651-200553 contacts →

Exact match

“A DDS é uma empresa de tecnologia especializada na integração de sistemas.”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
3Exact matchSao Paulo, BrazilHQ recorded Nov 3, 202651-20083 contacts →

Exact match

“A Italtel é a parceira estratégica das organizações líderes em sua jornada digital.”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
4Exact matchSão Caetano Do Sul, BrazilHQ recorded Nov 3, 202651-20079 contacts →

Exact match

“Fundada em 2001 por profissionais com larga experiência em Tecnologia da Informação e Telecomunicações, a N & DC fornece equipamentos dos mais conceituados fabricantes mundiais.”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
5Exact matchPorto Alegre, BrazilHQ recorded Nov 3, 202651-20053 contacts →

Exact match

“A Lettel Cloud Enterprise é uma empresa que há 30 anos distribui, implanta e mantém tecnologias de voz e dados e está alinhada com as novas economias baseadas em serviço, de valor…”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
6Exact matchSão Paulo, BrazilHQ recorded Nov 3, 202611-5027 contacts →

Exact match

“Com 25 anos de experiência, a Ricall desenvolve projetos de engenharia em: • Radiocomunicação • Redes wireless • Videomonitoramento em Rede | • PABX / IP • Identificação, coleta e…”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
7Exact matchJoinville, BrazilHQ recorded Nov 3, 202611-5023 contacts →

Exact match

“A TelVille é parceira VIVO EMPRESAS que tem por finalidade prestar atendimento personalizado a sua empresa, proporcionando soluções completas em telefonia sempre buscando a…”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
8Exact matchCuritiba, BrazilHQ recorded Nov 3, 202611-5021 contacts →

Exact match

“A UNITEELCOM é uma empresa prestadora de serviços especializada em Redes de Comunicação e Sistemas Integrados de Voz, Dados e Imagem.”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
9Exact matchJoinville, BrazilHQ recorded Nov 3, 202611-5016 contacts →

Exact match

“Fundada em 1989 na cidade de Joinville-SC com o nome Sigmafone, a Wonit é uma empresa de Telecom e TI genuinamente brasileira que iniciou suas atividades com foco na revenda e…”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
10Exact matchSão Paulo, BrazilHQ recorded Nov 3, 202611-5015 contacts →

Exact match

“Há mais de duas décadas, a FORTT TECNOLOGIA tem sido um pilar essencial no setor de Tecnologia da Informação e Comunicação no Brasil.”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
11Exact matchPorto Alegre, BrazilHQ recorded Nov 3, 202611-5011 contacts →

Exact match

“A WORK SYSTEM TECHNOLOGY é uma empresa de Tecnologia da Informação e Comunicação (TIC) com foco no fornecimento de produtos e serviços para redes de comunicação de Voz e Dados.”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
12Exact matchPorto Alegre, BrazilHQ recorded Nov 3, 202611-509 contacts →

Exact match

“Há mais de 25 anos a Phsul é um provedor de soluções em comunicação empresarial para pequenas, médias e grandes organizações, nos setores público e privado, oferecendo avançadas…”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
13Exact matchPasso Fundo, BrazilHQ recorded Nov 3, 20261-108 contacts →

Exact match

“FinTi Tecnologia is a telecommunications company based out of Av.”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
14Exact matchMaringá, BrazilHQ recorded Nov 3, 202611-508 contacts →

Exact match

“A Radioscan Telecom é uma empresa fundada em novembro de 1996 e atua no mercado de Locação, Venda e Manutenção de soluções em Tecnologia da Informação e Comunicação, projetando…”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
15Exact matchVeranopolis, BrazilHQ recorded Nov 3, 202611-507 contacts →

Exact match

“A Smartel é uma empresa de comunicação completa, especialista em desenvolver projetos especiais para pequenas, médias e grandes empresas.”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
16Exact matchBrasília, BrazilHQ recorded Nov 3, 202611-507 contacts →

Exact match

“A H3D Teleinformática é uma empresa especializada em soluções de telecomunicações.”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
17Exact matchCampinas, BrazilHQ recorded Nov 3, 202611-506 contacts →

Exact match

“A Adtech Telecom é uma empresa integradora de soluções de comunicação de Voz e Dados.”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
18Exact matchCuritiba, BrazilHQ recorded Nov 3, 2026201-5005 contacts →

Exact match

“Com mais de 30 anos de experiência e uma equipe altamente capacitada, a Sigma Telecom entende a importância que o fluxo eficiente de informação desempenha dentro de uma empresa.”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
19Exact matchFortaleza, BrazilHQ recorded Nov 3, 202611-505 contacts →

Exact match

“A N5 Tecnologia é uma empresa focada no segmento de tecnologia para comunicações entre usuários finais, seja utilizando voz, vídeo e/ou dados, onde a tecnologia é fornecida para o…”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
20Exact matchSão José Dos Campos, BrazilHQ recorded Nov 3, 20261-105 contacts →

Exact match

“A REALCONNECT foi criada em em 2005 para oferecer soluções em TI, focada em Tecnologia da Informação e Comunicação, projeta e aplica soluções em Infraestrutura de TI, Telecom e…”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
21Exact matchCaxias Do Sul, BrazilHQ recorded Nov 3, 202611-505 contacts →

Exact match

“A Tel Master Tecnologia iniciou as atividades em 01 de julho de com o objetivo de suprir a necessidade de mão de obra especializada em comunicação de voz para pequenas, médias e…”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
22Exact matchSao Paulo, BrazilHQ recorded Nov 3, 20261-104 contacts →

Exact match

“Tudo para que seus negócios possam expandir com qualidade na comunicação entre clientes, fornecedores, colaboradores e funcionários.”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
23Exact matchSão Paulo, BrazilHQ recorded Nov 3, 202611-503 contacts →

Exact match

“Empresa especializada em soluções de Voz, Dados e Imagem, Hardware in Loco e / ou Cloud, com estudos e soluções personalizadas para o segmento de cada cliente.”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
24Exact matchSão Paulo, BrazilHQ recorded Nov 3, 202611-503 contacts →

Exact match

“With over 30 years of experience in the IT and Telecommunications sector, we operate in the national market implementing voice, data, and security technologies from the most…”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
25Exact matchRio De Janeiro, BrazilHQ recorded Nov 3, 20261-102 contacts →

Exact match

“Formada por profissionais com mais de 27 anos de experiência nas áreas de telefonia, computação e sistemas, a IPCOM oferece serviços, soluções e equipamentos, consolidando seu…”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase

Showing 25 of 100 value-added communication system suppliers based in Brazil

See the full list, filter by size, metro and specialty, and access 241 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Value-added communication system suppliers based in Brazil at a glance

As of Nov 3, 2026
10.3%Verified-email coverage
23.4Average contacts per company
11-50Median size (employees)
27.0%Largest-city concentration · Sao Paulo
Nov 3, 2026Page data refreshed

Companies by employee count

1-10
42
11-50
49
51-200
6
201-500
2
501-1,000
1

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 100 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 “value-added communication system suppliers” 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 241 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 November 3, 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 “value-added communication system suppliers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many value-added communication system suppliers are there based in Brazil?

RevenueBase identified 100 company matches for value-added communication system suppliers associated with Brazil as of November 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?

Mundivox Communications tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most value-added communication system suppliers?

Sao Paulo leads with 27 company records, followed by Rio De Janeiro (8) and Curitiba (6).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 241 professional contacts with verified work emails tracked across these 100 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 November 3, 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 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.