Company lists · Data refreshed October 2026

Top 25 Fiber optic communication system suppliers based in Brazil

Name: Fiber optic communication system suppliers based in Brazil
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Oct 25, 2026 492 companies tracked

RevenueBase identified 492 company matches for fiber optic communication system suppliers associated with Brazil as of October 2026 and tracks 13,133 professional contacts across them, including 1,457 with verified work emails. Sao Paulo is the largest hub.

This list covers company matches for fiber optic 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 October 25, 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 Oct 25, 2026 How this list was built

492Companies

13,133Contacts tracked

1,457Verified emails

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The 25 largest fiber optic communication system suppliers based in Brazil

Ranked by team size

Top 25 of 492 company matches for fiber optic communication system suppliers based in Brazil, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 25, 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Valenet	Exact match	Itabira, BrazilHQ recorded Oct 25, 2026	1,001-5,000	795 contacts →
	Exact match “Há mais de 25 anos, a Valenet leva conexão para empresas, lares e comunidades.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
2	Padtec S A	Exact match	Campinas, BrazilHQ recorded Oct 25, 2026	501-1,000	673 contacts →
	Exact match “A reference for high-capacity optical transport technology and systems, Padtec offers an extensive product portfolio that meets the end-to-end demands - in transmission, optical…” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
3	Osirnet	Exact match	Pelotas, BrazilHQ recorded Oct 25, 2026	201-500	387 contacts →
	Exact match “Desde 2005, buscamos sempre as melhores soluções em telecomunicações para pessoas e empresas.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
4	Fibracem Teleinformática	Exact match	Pinhais, BrazilHQ recorded Oct 25, 2026	201-500	373 contacts →
	Exact match “Empresa paranaense, fabricante de cabos de fibra óptica e acessórios para redes ópticas.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
5	VIP Telecom	Exact match	Mauá, BrazilHQ recorded Oct 25, 2026	501-1,000	357 contacts →
	Exact match “A VIP TELECOM é uma marca que faz parte do Grupo Alloha Fibra, a maior empresa independente de fibra Óptica no Brasil.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
6	Alcans Telecom	Exact match	Cajuru, BrazilHQ recorded Oct 25, 2026	1,001-5,000	347 contacts →
	Exact match “Olá, somos a Alcans!” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
7	Gigalink	Exact match	Nova Friburgo, BrazilHQ recorded Oct 25, 2026	201-500	301 contacts →
	Exact match “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.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
8	ITS Brasil	Exact match	Salvador, BrazilHQ recorded Oct 25, 2026	201-500	289 contacts →
	Exact match “A ITS Brasil é líder em provimento de acesso à internet no Estado da Bahia, com mais de 600km de Rede de Fibra DWDM.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
9	TELY	Exact match	Joao Pessoa, BrazilHQ recorded Oct 25, 2026	201-500	276 contacts →
	Exact match “Conectando pessoas desde 2004, a Tely é a maior empresa de telecomunicações do Nordeste.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
10	BBG Telecom	Exact match	Camaragibe, BrazilHQ recorded Oct 25, 2026	201-500	237 contacts →
	Exact match “Começamos a escrever nossa história há 15 anos.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
11	Infolink Telecom	Exact match	Eusébio, BrazilHQ recorded Oct 25, 2026	51-200	231 contacts →
	Exact match “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…” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
12	Eletronet	Exact match	São Paulo, BrazilHQ recorded Oct 25, 2026	51-200	229 contacts →
	Exact match “LIGAR OS PONTOS.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
13	UM Telecom	Exact match	Recife, BrazilHQ recorded Oct 25, 2026	1,001-5,000	220 contacts →
	Exact match “A Um Telecom é empresa de soluções em infraestrutura de TI e conectividade que possui mais de km de rede de fibra óptica e atende aos segmentos corporativo, setor público…” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
14	PLP Brazil	Exact match	Cajamar, BrazilHQ recorded Oct 25, 2026	201-500	191 contacts →
	Exact match “Since 1967, PLP Brazil has been a market leader in transmission, distribution, and communications solutions.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
15	Linko Group	Exact match	Rio Das Ostras, BrazilHQ recorded Oct 25, 2026	201-500	191 contacts →
	Exact match “Linko is a company that was born with the purpose of providing the bases for the growth of internet providers.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
16	Yofc Poliron	Exact match	Diadema, BrazilHQ recorded Oct 25, 2026	201-500	184 contacts →
	Exact match “Established in 1988, in Wuhan, China, YOFC keeping the strategy of leadership and internationalization, started in the mining city of Pouso Alegre in Brazil a solution…” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
17	Cabletech	Exact match	Caçapava, BrazilHQ recorded Oct 25, 2026	201-500	156 contacts →
	Exact match “Completando 30 anos em 2025, a Cabletech alcançou a liderança nacional na fabricação de cabos coaxiais e ópticos, sempre focada em inovação e em manter um padrão de qualidade…” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
18	Ampernet Telecom	Exact match	Ampére, BrazilHQ recorded Oct 25, 2026	501-1,000	148 contacts →
	Exact match “Ampernet está à mais de 24 anos no mercado de internet, prestando serviços de qualidade para seus clientes em mais de 40 cidades.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
19	JR Telecom	Exact match	Petrolina, BrazilHQ recorded Oct 25, 2026	201-500	133 contacts →
	Exact match “Por mais de 14 anos, sabemos da responsabilidade que é fazer parte da vida de milhares de pessoas.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
20	Coelho Tecnologia	Exact match	Canaã Dos Carajás, BrazilHQ recorded Oct 25, 2026	n/a	102 contacts →
	Exact match “Coelho Tecnologia, empresa especializada em Projetos de Telecomunicações, Infra-estrutura de Cabeamento, Fibra-Ótica, Radio Enlace, Redes, Switch, Roteadores, Asterisk, MikroTik…” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
21	ZTT Cable - Brasil	Exact match	Marechal Deodoro, BrazilHQ recorded Oct 25, 2026	51-200	99 contacts →
	Exact match “Desde 2013 no país, a ZTT do Brasil é uma empresa que traz toda tecnologia de um dos principais fabricantes mundiais de Fibras Ópticas alinhada a comprovada experiência em…” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
22	Asga S A	Exact match	Paulinia, BrazilHQ recorded Oct 25, 2026	201-500	99 contacts →
	Exact match “A AsGa, teve sua origem nos grupos de pesquisas que desenvolveram as tecnologias de comunicações por fibras ópticas e de transmissão digital, apoiado, desde 1973, pela Telebrás.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
23	WEC Cabos Ópticos	Exact match	Sorocaba, BrazilHQ recorded Oct 25, 2026	51-200	95 contacts →
	Exact match “Fundada em 2015 por profissionais com mais de 15 anos de experiência na fabricação de fios e cabos, a WEC Fios e Cabos Especiais chega ao mercado como uma opção para aqueles que…” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
24	VMAX	Exact match	Itatiba, BrazilHQ recorded Oct 25, 2026	51-200	89 contacts →
	Exact match “VMAX Telecomunicações do Brasil é uma empresa que esta situada em Itatiba no Estado de São Paulo, oferecendo um portifólio repleto de soluções em Telecomunicações para os mercados…” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
25	Fibersul Telecom	Exact match	Curitiba, BrazilHQ recorded Oct 25, 2026	51-200	85 contacts →
	Exact match “Na Fibersul, conectamos tecnologia, inovação e performance para transformar projetos em soluções de alto padrão.” Recorded in the RevenueBase company graph · Oct 25, 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 “fiber optic communication system suppliers”. 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 492 fiber optic communication system suppliers based in Brazil

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Fiber optic communication system suppliers based in Brazil at a glance

As of Oct 25, 2026

11.1%Verified-email coverage

26.7Average contacts per company

11-50Median size (employees)

11.2%Largest-city concentration · Sao Paulo

Oct 25, 2026Page data refreshed

Companies by employee count

1-10

168

11-50

176

51-200

201-500

501-1,000

1,001-5,000

10001+

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 492 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 “fiber optic 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 1,457 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 25, 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 “fiber optic communication system suppliers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many fiber optic communication system suppliers are there based in Brazil?

RevenueBase identified 492 company matches for fiber optic communication system suppliers 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?

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

Which city has the most fiber optic communication system suppliers?

Sao Paulo leads with 55 company records, followed by Curitiba (16) and Rio De Janeiro (14).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 1,457 professional contacts with verified work emails tracked across these 492 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 25, 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.