Company lists · Data refreshed September 2026
Top 25 Marketing call centers based in Brazil
RevenueBase identified 116 marketing call centers headquartered in Brazil as of September 2026 and tracks 10,303 professional contacts across them, including 314 with verified work emails. Sao Paulo is the largest hub.
This list covers marketing call centers 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 28, 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 marketing call centers based in Brazil
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 3,785 contacts → | ||||
Partial evidence “Founded in 1993, since the beginning Sercom has stood out in the Contact Center Services.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 2 | 1,058 contacts → | ||||
Indirect evidence “Em breve uma nova página da BTCC Conexão Cliente.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 3 | 701 contacts → | ||||
Partial evidence “A VECTOR SERVIÇOS é uma empresa especializada na criação, implantação e gestão de serviços de Contact Center.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 4 | 305 contacts → | ||||
Partial evidence “Fundada em 2006, a AlmavivA do Brasil é uma das principais empresas do segmento de contact center e a única a oferecer soluções inovadoras de Business Process Outsourcing (BPO)…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 5 | 108 contacts → | ||||
Indirect evidence “A Expansão Brasil é uma empresa especializada em venda ativa, atuando há mais de 9 anos no mercado.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 6 | 96 contacts → | ||||
Indirect evidence “A Vendedoor é especializada na captação de potenciais clientes de diversos segmentos de mercado, via Internet.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 7 | 80 contacts → | ||||
Indirect evidence “We have been helping companies attract customers since 2003.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 8 | 62 contacts → | ||||
Indirect evidence “A Amaro atua no mercado desde oferecendo soluções concretas para o desenvolvimento de projetos dirigidos ao atendimento de seu cliente.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 9 | 46 contacts → | ||||
Partial evidence “Um novo conceito em Contact Center!” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 10 | 44 contacts → | ||||
Indirect evidence “We ADDSALES A ADDSALES transforma demanda em receita para empresas B2C.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 11 | 26 contacts → | ||||
Partial evidence “Atuamos em projetos de prospecção, fidelização, relacionamento e rentabilização de clientes para sua empresa através de soluções completas em BPO de Contact Center.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 12 | 24 contacts → | ||||
Indirect evidence “Somos o seu canal oficial de relacionamento, conectando você diretamente aos seus clientes- Atendimento 24/7 - SAC - Cobrança - Pré-Vendas e Vendas” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 13 | 23 contacts → | ||||
Indirect evidence “Há mais de 27 anos no mercado, a Oidê Comunicações é uma empresa focada em resultados.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 14 | 20 contacts → | ||||
Indirect evidence “A MyLead é uma Startup no segmento de Leads.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 15 | 17 contacts → | ||||
Partial evidence “Atuamos no mercado de contact center desde 2008, fornecendo aos nossos clientes serviços de SAC (via contato telefônico, Chat ou e-mail) Cobrança e Televendas.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 16 | 17 contacts → | ||||
Partial evidence “A WA Group é uma empresa de soluções de contact center e telemarketing no Rio de Janeiro, e tem mais de 20 anos de experiência no mercado.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 17 | 15 contacts → | ||||
Indirect evidence “Conectamos e agendamos reuniões para a sua empresa com os decisores do nicho que pretende atuar.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 18 | 10 contacts → | ||||
Partial evidence “Localizada em Caxias do Sul, na Serra Gaúcha, a Impacto Positivo é empresa que atua na implantação e gestão terceirizada de serviços de marketing direto, abrangendo tele-marketing…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 19 | 10 contacts → | ||||
Indirect evidence “Strive is an Outbound Lead Generation and CRM Enrichment agency.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 20 | 8 contacts → | ||||
Indirect evidence “Central de Relacionamentos Atuamos com: SAC | Inside Sales | Recuperação de crédito | Gestão de Relacionamento | Pré/Pós-venda | Retenção | Expansão” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 21 | 7 contacts → | ||||
Indirect evidence “A Synapsis é composta por agentes de atendimento, cujo perfil profissional é desenhado de acordo com as particularidades de cada campanha.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 22 | 5 contacts → | ||||
Partial evidence “Somos uma Gestora de Marketing e Tecnologia, totalmente focados em estratégias de captação de leads (contatos com interesse de compra), otimização e automatização de processos de…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 23 | 5 contacts → | ||||
Indirect evidence “Se o seu negócio se encaixa em algum dos casos abaixo, a nós podemos te ajudar!” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 24 | 4 contacts → | ||||
Partial evidence “Pioneiros em Marketing e Vendas de ponta a ponta nos funis de vendas.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 25 | 4 contacts → | ||||
Partial evidence “A Gooal é uma empresa de Marketing de Resultados, cuja especialidade é a Geração de Leads.” Source: RevenueBase Database · checked Sep 28, 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: marketing call centers. 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 marketing call centers.
- Partial evidence
- Its own public description names part of marketing call centers, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name marketing call centers. 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 116 marketing call centers based in Brazil
See the full list, filter by size, metro and specialty, and get verified emails and direct dials for all 314 reachable decision-makers.
Free signup · no credit card
Marketing call centers based in Brazil at a glance
As of Sep 28, 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 116 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 marketing call centers, 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 “marketing call centers”. 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 marketing call centers), 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 marketing call centers, 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, 314 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 28, 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.
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 marketing call centers, 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 marketing call centers are there based in Brazil?
RevenueBase identified 116 marketing call centers 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?
Sercom, headquartered in Taboao Da Serra, tops this list with the largest team on record.
Which city has the most marketing call centers?
Sao Paulo leads with 26 headquartered companies, followed by Rio De Janeiro (9) and Barueri (4).
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 314 verified decision-maker contacts tracked across these 116 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 28, 2026.
Ready to reach these companies? Verified emails and direct dials for all 116 marketing call centers based in Brazil. Start with a free account, no credit card.
Download this list →Related lists
Marketing call centers by geography
- Marketing call centers based in Toronto, Canada
- Marketing call centers based in Paris, France
- Marketing call centers based in Pune, India
- Marketing call centers based in London, United Kingdom
- Marketing call centers based in Los Angeles, United States
- Marketing call centers based in Miami, United States
- Marketing call centers based in New York, United States
- Marketing call centers based in Australia
- Marketing call centers based in Belgium
- Marketing call centers based in Canada
- Marketing call centers based in Denmark
- Marketing call centers based in France
Browse the directory
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.
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Marketing call centers based in Toronto, Canada
- Marketing call centers based in Paris, France
- Marketing call centers based in Pune, India
- Marketing call centers based in London, United Kingdom
- Marketing call centers based in Los Angeles, United States
- Marketing call centers based in Miami, United States