Company lists · Data refreshed October 2026

Top 25 International tax accounting firms based in Porto Alegre, Brazil

RevenueBase identified 165 company matches for international tax accounting firms associated with Porto Alegre, Brazil as of October 2026 and tracks 1,263 professional contacts across them, including 366 with verified work emails. Across Brazil, Sao Paulo is the largest hub for this category (835 companies); Porto Alegre has 165.

This list covers company matches for international tax accounting firms associated with Porto Alegre, 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 1, 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 1, 2026 How this list was built
165Companies
1,263Contacts tracked
366Verified emails
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The 25 largest international tax accounting firms based in Porto Alegre, Brazil

Ranked by team size
Top 25 of 165 company matches for international tax accounting firms based in Porto Alegre, Brazil, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 1, 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.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchPorto Alegre, BrazilHQ recorded Oct 1, 202651-200134 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
2Exact matchPorto Alegre, BrazilHQ recorded Oct 1, 202611-5042 contacts →

Exact match

“USAMOS A INTELIGÊNCIA PARA ENCONTRAR SOLUÇÕES PRÁTICAS E EFICIENTES!”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
3Exact matchPorto Alegre, BrazilHQ recorded Oct 1, 202651-20038 contacts →

Exact match

“Soluções abrangentes e inovadoras no ambiente tributário, combinando criatividade, visão multidisciplinar e o uso estratégico de tecnologia.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
4Exact matchPorto Alegre, BrazilHQ recorded Oct 1, 202651-20037 contacts →

Exact match

“Não há dúvidas: o mundo dos negócios é extremamente desafiador, repleto de exigências, de burocracia e de alta carga tributária.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
5Exact matchPorto Alegre, BrazilHQ recorded Oct 1, 202611-5035 contacts →

Exact match

“A GESIF – Gestão Estratégica de Inteligência Fiscal – é uma empresa com sua essência no atendimento às demandas das áreas contábil e fiscal, com o intuito de prestar serviços de…”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
6Exact matchPorto Alegre, BrazilHQ recorded Oct 1, 202611-5035 contacts →

Exact match

“Ajudamos empresários a terem uma carga tributária justa e dentro da legislação, gerando ganhos financeiros para seus negócios.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
7Exact matchPorto Alegre, BrazilHQ recorded Oct 1, 202611-5029 contacts →

Exact match

“O escritório está há 15 anos no mercado de assessoria jurídica empresarial.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
8Exact matchPorto Alegre, BrazilHQ recorded Oct 1, 202611-5029 contacts →

Exact match

“Na Garzen, transformamos a complexidade tributária em oportunidades de economia e crescimento.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
9Exact matchPorto Alegre, BrazilHQ recorded Oct 1, 202611-5029 contacts →

Exact match

“A Valor Fiscal - Inteligência Tributária é uma consultoria altamente especializada na área tributária, onde unem-se conhecimentos administrativos, contábeis e jurídicos.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
10Exact matchPorto Alegre, BrazilHQ recorded Oct 1, 202611-5029 contacts →

Exact match

“Contabilidade Contabilidade Digital”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
11Exact matchPorto Alegre, BrazilHQ recorded Oct 1, 202611-5026 contacts →

Exact match

“O BSR Advogados e Consultoria Tributária nasceu da recorrente demanda do mercado por uma assessoria completa no âmbito tributário, tendo como objetivo o atendimento próximo…”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
12Exact matchPorto Alegre, BrazilHQ recorded Oct 1, 202611-5026 contacts →

Exact match

“Somos especialistas em gestão tributária.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
13Exact matchPorto Alegre, BrazilHQ recorded Oct 1, 202611-5022 contacts →

Exact match

“Keep Gestao Contabil is an accounting company based out of Rua Marcelo Gama, Porto Alegre, Rs, Brazil.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
14Exact matchPorto Alegre, BrazilHQ recorded Oct 1, 202611-5019 contacts →

Exact match

“A GATTI CONTABILIDADE é hoje uma empresa com 195 clientes ativos e conta com 40 funcionários.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
15Exact matchPorto Alegre, BrazilHQ recorded Oct 1, 202611-5017 contacts →

Exact match

“Somos a Unikowski Advogados, um escritório especializado em direito tributário com mais de 15 anos, com alto grau de profissionalização e reconhecida atuação nos âmbitos…”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
16Exact matchPorto Alegre, BrazilHQ recorded Oct 1, 202611-5016 contacts →

Exact match

“Você foca em criar, nós cuidamos da sua tributação.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
17Exact matchPorto Alegre, BrazilHQ recorded Oct 1, 202611-5015 contacts →

Exact match

“Desde 1972, a Planimec atua de forma consultiva e contenciosa nas áreas do Direito Tributário e Societário.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
18Exact matchPorto Alegre, BrazilHQ recorded Oct 1, 202611-5012 contacts →

Exact match

“Charneski Advogados presta serviços advocatícios nas áreas de direito tributário, contencioso tributário, direito societário, planejamento sucessório e patrimonial, auditorias…”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
19Exact matchPorto Alegre, BrazilHQ recorded Oct 1, 202611-5012 contacts →

Exact match

“A Chassott Contabilidade e Assessoria foi fundada em 1993, em Porto Alegre, pela empresária e contabilista Marlene Teresinha Chassott.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
20Exact matchPorto Alegre, BrazilHQ recorded Oct 1, 202611-5010 contacts →

Exact match

“Fundada em 1987 na cidade de Porto Alegre/RS, a COMPULASER CONTABILIDADE iniciou suas atividades em um pequeno conjunto comercial, expandido ao logo dos anos sua estrutura…”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
21Exact matchPorto Alegre, BrazilHQ recorded Oct 1, 202611-5010 contacts →

Exact match

“Com sócios oriundos de grandes consultorias multinacionais, tais como Deloitte, BDO, Grant Thornton e KPMG, além de indústrias tradicionais do sul do país, a AVOLA possui…”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
22Exact matchPorto Alegre, BrazilHQ recorded Oct 1, 20261-109 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
23Exact matchPorto Alegre, BrazilHQ recorded Oct 1, 20261-107 contacts →

Exact match

“Consultorias Contábil e Tributária Gestão e Redução de Passivos Fiscais A DominoTax é reconhecida no mercado por seus relevantes resultados tributários alcançados e por agregar…”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
24Exact matchPorto Alegre, BrazilHQ recorded Oct 1, 20261-107 contacts →

Exact match

“Empresas não crescem apenas por vender mais.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
25Exact matchPorto Alegre, BrazilHQ recorded Oct 1, 20261-107 contacts →

Exact match

“Baseado na larga experiência de seu sócio-fundador, o Desembargador aposentado, e hoje advogado, Adão Sergio do Nascimento Cassiano, profissional com mais de 30 anos de vivência…”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase

Showing 25 of 165 international tax accounting firms based in Porto Alegre, Brazil

See the full list, filter by size, metro and specialty, and access 366 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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International tax accounting firms based in Porto Alegre, Brazil at a glance

As of Oct 1, 2026
29.0%Verified-email coverage
7.7Average contacts per company
1-10Median size (employees)
Oct 1, 2026Page data refreshed

Companies by employee count

1-10
101
11-50
53
51-200
11

Email recency for this list is measured across the whole Brazil list rather than for Porto Alegre, so it is reported there. Company counts and contact totals on this page are exact for Porto Alegre, over 165 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 Porto Alegre, Brazil whose business descriptions match “international tax accounting firms” 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 366 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 1, 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 “international tax accounting firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many international tax accounting firms are there based in Porto Alegre, Brazil?

RevenueBase identified 165 company matches for international tax accounting firms associated with Porto Alegre, 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?

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

Which city in Brazil has the most international tax accounting firms?

Sao Paulo leads Brazil with 835 company records, followed by Rio De Janeiro (209) and Belo Horizonte (167). Porto Alegre has 165.

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 366 professional contacts with verified work emails tracked across these 165 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 1, 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.