Company lists · Data refreshed September 2026
Top 25 Regulatory compliance law firms based in Rio De Janeiro, Brazil
RevenueBase identified 104 regulatory compliance law firms headquartered in Rio De Janeiro, Brazil as of September 2026 and tracks 613 professional contacts across them, including 154 with verified work emails. Across Brazil, Sao Paulo is the largest hub for this category (459 companies); Rio De Janeiro follows with 104.
This list covers regulatory compliance law firms headquartered in Rio De Janeiro, 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 14, 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 regulatory compliance law firms based in Rio De Janeiro, Brazil
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 64 contacts → | ||||
Indirect evidence “Fux Advogados nasceu da combinação das experiências profissionais acumuladas por Rodrigo Fux e Leonel Pittzer em litígios de alta complexidade, cada qual em sua especialidade.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 2 | 51 contacts → | ||||
Indirect evidence “Fundado em 2008, o escritório Vieira de Castro, Mansur & Faver Advogados (VCMF) atua nas principais áreas do Direito Empresarial Atualmente amparados por equipes…” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 3 | 43 contacts → | ||||
Indirect evidence “Somos um escritório de advocacia contenciosa corporativa especializado em gestão jurídica, prevenção, redução de passivo e recuperação de créditos.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 4 | 19 contacts → | ||||
Indirect evidence “Um escritório Corporate Legal Counsel Moderno e de relacionamento próximo ao seu cliente.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 5 | 18 contacts → | ||||
Indirect evidence “Com escritórios nas cidades do Rio de Janeiro e São Paulo, Eizirik Advogados atende clientes do Brasil e do exterior, sendo especializado na elaboração de pareceres jurídicos em…” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 6 | 17 contacts → | ||||
Indirect evidence “Paulo Freitas Ribeiro Advogados Associados is specialized in White-Collar Crime, with extensive experience in financial, corporate, environmental, and tax crimes.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 7 | 16 contacts → | ||||
Indirect evidence “Com origem na EUDS CONSULTORIA, fundada em 1995, o Escritório EUDS FURTADO ADVOGADOS ASSOCIADOS passou a atuar como sociedade de advogados em 2002 e tem seus atos registrados na…” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 8 | 11 contacts → | ||||
Indirect evidence “A RRZ Consultoria, fundada em outubro de 2012 como uma empresa especializada no mercado de serviços financeiros, reunindo profissionais com larga experiência na área, oferecendo…” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 9 | 10 contacts → | ||||
Indirect evidence “Flávio Carvalho Britto, Rodrigo Brandão e José Luis Minc, advogados de larga experiência, com habilidades profissionais complementares, associam-se com o objetivo de oferecer ao…” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 10 | 8 contacts → | ||||
Indirect evidence “Somos a Gullo e Xavier Advogados, um escritório de advocacia especializado em Direito Trabalhista, Consumerista e Tributário, focado em empresas de diversos setores, incluindo…” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 11 | 7 contacts → | ||||
Indirect evidence “Somos um renomado escritório sediado no Rio de Janeiro, dedicado à expertise em assuntos regulatórios em colaboração com a Anvisa.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 12 | 7 contacts → | ||||
Indirect evidence “Gaudio Advocacia busca adotar posturas que conjuguem segurança, vanguarda e eficácia.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 13 | 6 contacts → | ||||
Indirect evidence “Carlos Eduardo Machado Advogados exerce exclusivamente a advocacia criminal há mais de 30 anos com dedicação e excelência, possuindo destacada atuação nos maiores casos e…” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 14 | 6 contacts → | ||||
Indirect evidence “Consultoria especializada em concorrência e regulação, destacando-se pela sua abordagem multidisciplinar e pela capacidade de aplicar métodos quantitativos e qualitativos em…” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 15 | 5 contacts → | ||||
Indirect evidence “A Eximia é referência no mercado de consultoria empresarial, com foco em governança e planejamento estratégico.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 16 | 5 contacts → | ||||
Partial evidence “Com uma atuação focada em três áreas de destaque – Wealth, Corporate e Compliance, o escritório é formado por um time multidisciplinar e experiente.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 17 | 5 contacts → | ||||
Indirect evidence “Fundado pelos sócios Breno Hoyos Guimarães e Bernardo Cortez, o escritório Hoyos & Cortez Advogados surge com a missão clara de oferecer serviços jurídicos especializados e de…” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 18 | 5 contacts → | ||||
Indirect evidence “Giusto e Klein advocacia, fundado pelos advogados Bruno Giusto e Isabela Klein, é um escritório especializado em direito penal empresarial, com destacada expertise na área…” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 19 | 4 contacts → | ||||
Indirect evidence “Pareto, Guimarães, Vieira & Machado Advogados e Consultores é um escritório de advocacia, voltado para pessoas físicas e jurídicas de pequeno, médio ou grande porte.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 20 | 4 contacts → | ||||
Strong evidence “Law Firm with strong experience in economical criminal law, business law, compliance and crisis management.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 21 | 3 contacts → | ||||
Indirect evidence “Nenhuma empresa contrata advogados porque quer, mas sim porque precisa, principalmente, com uma legislação e um judiciário trabalhista tão complicados no Brasil.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 22 | 3 contacts → | ||||
Indirect evidence “Fundado há quase uma década pelos sócios Gustavo Schwartz e Thiago Nicolay, que acumularam experiência em grandes bancas advocatícias e trabalhos de sucesso, Schwartz Nicolay…” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 23 | 2 contacts → | ||||
Partial evidence “A MCGC é uma empresa de consultoria em Compliance e governança corporativa, formada por profissionais com ampla experiência em Compliance, auditoria interna e independente, risco…” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 24 | 2 contacts → | ||||
Indirect evidence “Quem Somos O conhecimento jurídico somado ao de mercado torna a Eichler Advogados um escritório competitivo e sensível às necessidades mais relevantes dos seus clientes.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 25 | 1 contacts → | ||||
Indirect evidence “Sediado no Rio de Janeiro e com a proposta de atuação especializada nas áreas de Direito Civil, Previdenciário, Administrativo e Regulatório, o Escritório tem por objetivo prestar…” Source: RevenueBase Database · checked Sep 14, 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: regulatory compliance law firms. 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 regulatory compliance law firms.
- Partial evidence
- Its own public description names part of regulatory compliance law firms, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name regulatory compliance law firms. 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 104 regulatory compliance law firms based in Rio De Janeiro, Brazil
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Regulatory compliance law firms based in Rio De Janeiro, Brazil at a glance
As of Sep 14, 2026Companies by employee count
Email recency for this list is measured across the whole Brazil list rather than for Rio De Janeiro, so it is reported there. Company counts and contact totals on this page are exact for Rio De Janeiro, over 104 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 regulatory compliance law 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 Rio De Janeiro, Brazil whose own description of what they do matches “regulatory compliance law 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 regulatory compliance law 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 regulatory compliance law firms, and records with no verified work email. Companies headquartered outside Rio De Janeiro 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, 154 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 14, 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.
Regulatory compliance law firms by metro in Brazil
- Regulatory compliance law firms in Sao Paulo459
- Regulatory compliance law firms in Curitiba100
- Regulatory compliance law firms in Belo Horizonte93
- Regulatory compliance law firms in Porto Alegre67
- Regulatory compliance law firms in Brasilia51
- Regulatory compliance law firms in Campinas41
- Regulatory compliance law firms in Recife38
- Regulatory compliance law firms in Salvador34
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 regulatory compliance law 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 regulatory compliance law firms are there based in Rio De Janeiro, Brazil?
RevenueBase identified 104 regulatory compliance law firms headquartered in Rio De Janeiro, 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?
FUX Advogados, headquartered in Rio De Janeiro, tops this list with the largest team on record.
Which city in Brazil has the most regulatory compliance law firms?
Sao Paulo leads Brazil with 459 headquartered companies, followed by Rio De Janeiro (104) and Curitiba (100).
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 154 verified decision-maker contacts tracked across these 104 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 14, 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.
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