Company lists · Data refreshed September 2026

Top 25 Tax compliance outsourcing firms based in Brazil

RevenueBase identified 368 tax compliance outsourcing firms headquartered in Brazil as of September 2026 and tracks 3,507 professional contacts across them, including 555 with verified work emails. Sao Paulo is the largest hub.

This list covers tax compliance outsourcing firms 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 29, 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.

How to read this list HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 29, 2026 86% judged on-target in blind review
368Companies
3,507Contacts tracked
555Verified emails
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The 25 largest tax compliance outsourcing firms based in Brazil

Ranked by team size
Top 25 of 368 tax compliance outsourcing firms based in Brazil, ranked by team size, largest first. Data refreshed Sep 29, 2026. RevenueBase Smart Search rates how each company's information relates to tax compliance outsourcing firms: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Strong evidenceSão Paulo, BrazilHQ checked Sep 29, 202651-200177 contacts →

Strong evidence

“ABordin has provided high-quality services in the following areas, for the past 37 years: Business Process Outsourcing, Audit and Tax Consulting, Individual Income Tax…”

Source: RevenueBase Database · checked Sep 29, 2026
2Partial evidenceSão Paulo, BrazilHQ checked Sep 29, 202651-20098 contacts →

Partial evidence

“Our goal is to determine whether or not companies have paid more taxes than is required and help our customers to get fiscal incentive for technology innovations.”

Source: RevenueBase Database · checked Sep 29, 2026
3Indirect evidenceSão Paulo, BrazilHQ checked Sep 29, 202651-20095 contacts →

Indirect evidence

“A Avalara ajuda empresas de todos os tamanhos a ficarem em dia com seus impostos e obrigações fiscais exigidos pelo Fisco nos níveis Federal, Estadual e Municipal.”

Source: RevenueBase Database · checked Sep 29, 2026
4Indirect evidenceSão Paulo, BrazilHQ checked Sep 29, 202651-20093 contacts →

Indirect evidence

“A SETECO Consultoria Contábil transforma conhecimento e experiência acumulados ao longo de mais de 50 anos em valor para o cliente.”

Source: RevenueBase Database · checked Sep 29, 2026
5Indirect evidenceSanto André, BrazilHQ checked Sep 29, 202611-5084 contacts →

Indirect evidence

“A PERSON personaliza seus serviços superando as ofertas do mercado e estabelecendo relações de cumplicidade e união efetiva com seus clientes, tratando cada um deles de modo…”

Source: RevenueBase Database · checked Sep 29, 2026
6Indirect evidenceSao Paulo, BrazilHQ checked Sep 29, 202651-20060 contacts →

Indirect evidence

“O Cenofisco – Centro de Orientação Fiscal é referência nacional em consultoria tributária e capacitação profissional, com mais de três décadas de atuação junto a empresas de todos…”

Source: RevenueBase Database · checked Sep 29, 2026
7Indirect evidenceSão Paulo, BrazilHQ checked Sep 29, 202651-20054 contacts →

Indirect evidence

“Somos um escritório full service na área tributária, com especialização e experiência para oferecer soluções completas a empresas dos mais diversos ramos e setores da economia.”

Source: RevenueBase Database · checked Sep 29, 2026
8Partial evidenceSão Paulo, BrazilHQ checked Sep 29, 202611-5051 contacts →

Partial evidence

“Com mais de 18 anos de experiência, atuamos em todas as áreas do direito tributário, desde a revisão tributária e previdenciária, impostos diretos e indiretos, compliance fiscal…”

Source: RevenueBase Database · checked Sep 29, 2026
9Indirect evidenceSão Paulo, BrazilHQ checked Sep 29, 202651-20050 contacts →

Indirect evidence

“Fundada em 1993, a Contjet vem traçando estratégias, sempre buscando a melhor alternativa para os objetivos dos clientes, e isso tem sido nossa característica primordial, o que…”

Source: RevenueBase Database · checked Sep 29, 2026
10Indirect evidenceItu, BrazilHQ checked Sep 29, 202651-20041 contacts →

Indirect evidence

“A empresa Menezes & Sgarbi Assessoria Contábil iniciou suas atividades em julho de 1995, com a finalidade de prestar serviços nas áreas de terceirização de serviços contábeis…”

Source: RevenueBase Database · checked Sep 29, 2026
11Indirect evidenceOsasco, BrazilHQ checked Sep 29, 202611-5039 contacts →

Indirect evidence

“A Brasct é uma empresa de Contabilidade focada em atender pequenas e médias empresas em todo Brasil há 50 anos.”

Source: RevenueBase Database · checked Sep 29, 2026
12Indirect evidenceBauru, BrazilHQ checked Sep 29, 202611-5038 contacts →

Indirect evidence

“Surgimos com o propósito de gerar resultados para nossos clientes.”

Source: RevenueBase Database · checked Sep 29, 2026
13Indirect evidenceSão José Dos Campos, BrazilHQ checked Sep 29, 202651-20037 contacts →

Indirect evidence

“Soluções: BPO Contábil | Fiscal | Trabalhista | Tributário | Societário SGQ certificado ISO 9001”

Source: RevenueBase Database · checked Sep 29, 2026
14Indirect evidenceRibeirão Preto, BrazilHQ checked Sep 29, 202611-5032 contacts →

Indirect evidence

“Fundada para proporcionar soluções customizadas em Inteligência Fiscal e Tributária, a HMPX antecipou-se às transformações no cenário econômico mundial e hoje atua também em…”

Source: RevenueBase Database · checked Sep 29, 2026
15Indirect evidenceCambé, BrazilHQ checked Sep 29, 202611-5025 contacts →

Indirect evidence

“Empresa de Contabilidade Terceirizada, com Filial em Ibiporã/PR, Especialista em Lucro Real, Lucro Presumido, Associações, Igrejas e Simples Nacional.”

Source: RevenueBase Database · checked Sep 29, 2026
16Indirect evidenceRecife, BrazilHQ checked Sep 29, 202611-5023 contacts →

Indirect evidence

“A Aunord é uma boutique tributária e contábil criada por sócios com ampla experiência de mercado, com a missão de transformar a complexidade fiscal brasileira em economia real e…”

Source: RevenueBase Database · checked Sep 29, 2026
17Indirect evidenceSão Paulo, BrazilHQ checked Sep 29, 202611-5021 contacts →

Indirect evidence

“Os caminhos da legislação tributária são complexos, e muitas empresas enfrentam desafios ao longo dessa jornada.”

Source: RevenueBase Database · checked Sep 29, 2026
18Partial evidenceSão Paulo, BrazilHQ checked Sep 29, 202611-5019 contacts →

Partial evidence

“Outsourcing Contábil, Fiscal e Trabalhista.”

Source: RevenueBase Database · checked Sep 29, 2026
19Indirect evidenceSao Paulo, BrazilHQ checked Sep 29, 202611-5016 contacts →

Indirect evidence

“Com mais de meio bilhão de reais em créditos tributários recuperados a Tributo Certo esta no mercado com a missão de organizar, simplificar e dinamizar a gestão de seus tributos…”

Source: RevenueBase Database · checked Sep 29, 2026
20Partial evidenceSao Paulo, BrazilHQ checked Sep 29, 202611-5016 contacts →

Partial evidence

“Empresa de outsourcing especializada nas seguintes áreas: contábil, fiscal, pessoal e financeiro.”

Source: RevenueBase Database · checked Sep 29, 2026
21Indirect evidenceSalvador, BrazilHQ checked Sep 29, 20261-1015 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 29, 2026
22Indirect evidenceSão Bernardo Do Campo, BrazilHQ checked Sep 29, 20261-1015 contacts →

Indirect evidence

“Bem vindo a Mr.”

Source: RevenueBase Database · checked Sep 29, 2026
23Indirect evidenceSao Paulo, BrazilHQ checked Sep 29, 202611-5013 contacts →

Indirect evidence

“SOBRE NÓS Fundada em 1968, atuamos no mercado de assessoria e consultoria contábil há 50 anos.”

Source: RevenueBase Database · checked Sep 29, 2026
24Partial evidenceBrasília, BrazilHQ checked Sep 29, 202611-5013 contacts →

Partial evidence

“A Trovale é única empresa especializada em combate à fraude tributária, com soluções de recuperação de crédito fiscal automatizada, além de experiência com compliance (due…”

Source: RevenueBase Database · checked Sep 29, 2026
25Indirect evidenceRecife, BrazilHQ checked Sep 29, 202611-5013 contacts →

Indirect evidence

“A MLA Consultores é um escritório de consultoria tributária que tem como foco trazer resultados de alto valor agregado aos seus clientes por meio de projetos de otimização…”

Source: RevenueBase Database · checked Sep 29, 2026

Showing 25 of 368 tax compliance outsourcing firms based in Brazil

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Tax compliance outsourcing firms based in Brazil at a glance

As of Sep 29, 2026
15.8%Verified-email coverage
9.5Average contacts per company
1-10Median size (employees)
22.6%Largest-city concentration · Sao Paulo
Sep 29, 2026Page data refreshed

Companies by employee count

1-10
211
11-50
135
51-200
19
201-500
2

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 368 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 tax compliance outsourcing firms, 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 “tax compliance outsourcing firms”. 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 tax compliance outsourcing firms), 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 tax compliance outsourcing firms, 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, 555 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 29, 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.

Tax compliance outsourcing firms by metro

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 tax compliance outsourcing firms, 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 tax compliance outsourcing firms are there based in Brazil?

RevenueBase identified 368 tax compliance outsourcing firms 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?

Assessor-Bordin Consultores Empresariais SS, headquartered in Sao Paulo, tops this list with the largest team on record.

Which city has the most tax compliance outsourcing firms?

Sao Paulo leads with 83 headquartered companies, followed by Rio De Janeiro (29) and Curitiba (17).

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 555 verified decision-maker contacts tracked across these 368 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 29, 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 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.