Company lists · Data verified August 2026

Top 25 Enterprise voip providers based in Brazil

Name: Enterprise voip providers based in Brazil
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 151 companies tracked

There are 151 enterprise voip providers headquartered in Brazil (RevenueBase, August 2026). RevenueBase tracks 1,036 professional contacts across them, including 185 with verified work emails and 17 with mobile numbers. Sao Paulo is the largest hub.

This list covers enterprise voip providers headquartered in Brazil, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Data current as of August 28, 2026.

151Companies

1,036Contacts tracked

185Verified emails

17Mobile numbers

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The 25 largest enterprise voip providers based in Brazil

Ranked by team size

Top 25 of 151 enterprise voip providers based in Brazil, ranked by team size, largest first. Data verified Aug 28, 2026. Click a count to unlock that company's people.
#	Company	HQ	Employees	Contacts	Verified emails
1	Agil Telecom	Sao Paulo Sp	11-50	59	23
2	Grupo Union Telecom	Sao Paulo	51-200	45	14
3	Redt Telecom	Petropolis	51-200	41	14
4	Voitel Soluções DE Comunicação	Sao Paulo	11-50	37	19
5	BR Conecta	Boituva	51-200	36	4
6	Voicecorp Business Telecom	Cordeiro	11-50	35	2
7	Tellfree Brasil Telefonia IP S.A	Sao Paulo	51-200	32	2
8	Fale Paco	Sao Paulo	51-200	28	3
9	Base Telco	Sao Paulo	51-200	26	14
10	Mundo Telecom	Belo Horizonte	51-200	23	6
11	Flexus Soluções	Sao Paulo	11-50	22	8
12	ARC Telecom	Sao Paulo	11-50	20	6
13	Inovacomm Comunicações Unificadas	Rio	11-50	18	4
14	Agotec	Sao Paulo	11-50	18	1
15	Stel Tecnologia	Varginha	11-50	13	5
16	Summit Networks	Sao Paulo	11-50	11	5
17	Smartel Inteligência EM Conectividade	Veranopolis	11-50	9	6
18	Digital VOX Telecom	Palhoca	11-50	7	2
19	OTIMI	Sao Paulo	11-50	6	2
20	Telmaster Tecnologia Conectando O Futuro	Caxias Do Sul	11-50	6	1
21	Attimo Telecom	Santana De Parnaiba	51-200	5	3
22	AVOIP	Curitiba	11-50	5	1
23	Vitel Vitória Telecomunicações	Vitoria	11-50	4	1
24	LCR Comunicação Multimidia	Sao Paulo	11-50	2	1
25	Authom	Jales	11-50	2	1

Showing 25 of 151 enterprise voip providers based in Brazil

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Enterprise voip providers based in Brazil at a glance

As of Aug 28, 2026

1-10Median size (employees)

Sao PauloLargest hub · 49 HQs

17Contacts with mobile numbers

0Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

501-1,000

Enterprise voip providers by metro

Metro	Companies
Enterprise voip providers in Sao Paulo	49
Enterprise voip providers in Curitiba	6
Enterprise voip providers in Belo Horizonte	5
Enterprise voip providers in Porto Alegre	4
Enterprise voip providers in Jundiai	4
Enterprise voip providers in Rio De Janeiro	3
Enterprise voip providers in Brasilia	3
Enterprise voip providers in Campinas	3

How this list was built

Source: The RevenueBase company graph: 21.3 million companies and 398.9 million professional contacts resolved from primary sources.
Inclusion: Companies whose own business descriptions match “enterprise voip providers”, with match quality audited by blind human judging, and headquartered in Brazil.
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: Contact records re-verify on a rolling cadence; 0 contacts on this list were re-verified in the last 30 days.
Refresh: Lists are refreshed periodically as the underlying company graph is re-verified. Last verified Aug 28, 2026.

Frequently asked

How many enterprise voip providers are there based in Brazil?

There are 151 enterprise voip providers headquartered in Brazil as of August 2026 (RevenueBase).

What is the largest company on this list?

Agil Telecom, headquartered in Sao Paulo Sp, tops this list with the largest team on record.

Which city has the most enterprise voip providers?

Sao Paulo leads with 49 headquartered companies, followed by Curitiba (6) and Belo Horizonte (5).

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 185 verified decision-maker contacts tracked across these 151 companies.

How current is this list?

The list is refreshed periodically as the underlying company graph is re-verified. It was last verified on August 28, 2026.

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About this data

RevenueBase is a B2B contact data platform. Its company graph covers 21.3 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, the same data that powers RevenueBase's B2B data products and the free research portal.