Company lists · Data verified August 2026

Top 25 Call center service providers based in Brazil

Name: Call center service providers based in Brazil
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 144 companies tracked

There are 144 call center service providers headquartered in Brazil (RevenueBase, August 2026). RevenueBase tracks 30,750 professional contacts across them, including 1,216 with verified work emails and 137 with mobile numbers. Sao Paulo is the largest hub.

This list covers call center service 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.

144Companies

30,750Contacts tracked

1,216Verified emails

137Mobile numbers

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The 25 largest call center service providers based in Brazil

Ranked by team size

Top 25 of 144 call center service 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	Callink	Uberlandia	5,001-10,000	4,137	331
2	Vikstar Contact Center	Sao Paulo	10001+	3,912	68
3	Sercom	Taboao Da Serra	5,001-10,000	3,788	158
4	Vemsertahto	Goiania	5,001-10,000	2,174	109
5	DBM Contact Center	Curitiba	1,001-5,000	1,313	36
6	Parla Contact Center	Barueri	1,001-5,000	1,234	20
7	Logos Serviços	Sao Luis	1,001-5,000	1,161	33
8	Btcc Call Center	Goiania	10001+	1,059	13
9	Speedmais	Recife	1,001-5,000	971	3
10	Youtility Center DO Brasil	Barra Mansa	1,001-5,000	924	2
11	Vector	Fortaleza	1,001-5,000	700	3
12	ATN Contact Center	Rio De Janeiro	501-1,000	530	2
13	Home Agent	Sao Paulo	201-500	468	167
14	Vermont Xcenter	Sao Paulo	501-1,000	362	59
15	Almaviva DO Brasil	Sao Paulo	10001+	318	76
16	ITS Customer Service	Ribeirao Preto	501-1,000	247	2
17	Proativa Contact Center	Sete Lagoas	201-500	138	1
18	Ivox Contact Center	Vitoria	51-200	94	11
19	GVP	Barueri	51-200	94	7
20	Quality Contact Center	Taboao Da Serra	501-1,000	88	5
21	Neoassist.com S A	Sao Paulo	51-200	73	30
22	Bizpro Processos DE Negócios	Sao Paulo	201-500	71	1
23	Criativa Call Center	Belem	51-200	62	6
24	BWA Contact Center	Belo Horizonte	51-200	61	6
25	Grupo Amaro	Sao Paulo	51-200	60	7

Showing 25 of 144 call center service providers based in Brazil

See the full list, filter by size, metro and specialty, and get verified emails and direct dials for all 1,216 reachable decision-makers.

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Call center service providers based in Brazil at a glance

As of Aug 28, 2026

51-200Median size (employees)

Sao PauloLargest hub · 37 HQs

137Contacts with mobile numbers

7Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

201-500

501-1,000

1,001-5,000

5,001-10,000

10001+

Call center service providers by metro

Metro	Companies
Call center service providers in Sao Paulo	37
Call center service providers in Curitiba	7
Call center service providers in Porto Alegre	7
Call center service providers in Barueri	7
Call center service providers in Rio De Janeiro	6
Call center service providers in Joinville	4
Call center service providers in Campinas	4
Call center service providers in Florianopolis	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 “call center service 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; 7 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 call center service providers are there based in Brazil?

There are 144 call center service providers headquartered in Brazil as of August 2026 (RevenueBase).

What is the largest company on this list?

Callink, headquartered in Uberlandia, tops this list with the largest team on record.

Which city has the most call center service providers?

Sao Paulo leads with 37 headquartered companies, followed by Curitiba (7) and Porto Alegre (7).

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 1,216 verified decision-maker contacts tracked across these 144 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.