Company lists · Data refreshed September 2026
Top 14 Cyber security attorneys based in Sao Paulo, Brazil
RevenueBase identified 73 cyber security attorneys headquartered in Sao Paulo, Brazil as of September 2026 and tracks 885 professional contacts across them, including 418 with verified work emails. Across Brazil, Sao Paulo is the largest hub for this category.
This list covers cyber security attorneys headquartered in Sao Paulo, 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 14 largest cyber security attorneys based in Sao Paulo, Brazil
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 215 contacts → | ||||
Indirect evidence “O nosso trabalho é proteger o seu.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 2 | 54 contacts → | ||||
Indirect evidence “Com 21 anos de atividade, O Peck Advogados foi fundado impulsionado pela tecnologia para modernizar todas as frentes do direito.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 3 | 29 contacts → | ||||
Partial evidence “A Athena Security é uma empresa de consultoria especializada em segurança da informação, onde apoiamos nossos clientes na gestão de infraestrutura e segurança dos dados para…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 4 | 10 contacts → | ||||
Partial evidence “Secure Tecnologia is a company specialized in corporate cybersecurity, security operations, and strategic technology consulting, with active presence in Manaus, São Paulo, and…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 5 | 8 contacts → | ||||
Indirect evidence “Vivemos um tempo marcado por profundas e velozes transformações.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 6 | 6 contacts → | ||||
Indirect evidence “A SecureOne é uma empresa especializada em segurança da informação.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 7 | 3 contacts → | ||||
Indirect evidence “Advogacia especializada em Direito do Consumidor: Experiência em ações na área da saúde.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 8 | 2 contacts → | ||||
Indirect evidence “HISTÓRIA A JCA nasceu com a missão de prover soluções de segurança da informação para ambientes corporativos.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 9 | 2 contacts → | ||||
Indirect evidence “O escritório Jonatas Lucena Sociedade Individual de Advocacia atua nos mais diversos temas correlatos ao Direito Digital, sendo gabarito para atuar em defesa de clientes que…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 10 | 2 contacts → | ||||
Indirect evidence “Somos Especialistas em Direito Digital e Tecnologia, centrados nos negócios.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 11 | 1 contacts → | ||||
Indirect evidence “A PC 360 é uma consultoria que entende o negócio e aplica conhecimento e experiência em privacidade e proteção de dados, segurança e tecnologia da informação, em prol da inovação.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 12 | 1 contacts → | ||||
Indirect evidence “Boiteux Advogados foi fundado em 1995 por Elza Antonia Pereira Cunha Boiteux, Professora da Faculdade de Direito da USP, e Fernando Netto Boiteux.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 13 | 1 contacts → | ||||
Indirect evidence “A Andrade, Tavares e Lopes Advogados, nasceu em 2018 como Advocacia e Consultoria Empresarial, em seus diversos ramos tendo como DNA visão mediadora, assertiva e interdisciplinar…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 14 | 1 contacts → | ||||
Indirect evidence “Consultoria jurídica e tecnológica para consultoria em LGPD, tornando empresas mais seguras para clientes como para empresas.” 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: cyber security attorneys. 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 cyber security attorneys.
- Partial evidence
- Its own public description names part of cyber security attorneys, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name cyber security attorneys. 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 14 of 73 cyber security attorneys based in Sao Paulo, Brazil
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Cyber security attorneys based in Sao Paulo, Brazil at a glance
As of Sep 28, 2026Companies by employee count
Email recency for this list is measured across the whole Brazil list rather than for Sao Paulo, so it is reported there. Company counts and contact totals on this page are exact for Sao Paulo, over 73 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 cyber security attorneys, 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 Sao Paulo, Brazil whose own description of what they do matches “cyber security attorneys”. 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 cyber security attorneys), 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 cyber security attorneys, and records with no verified work email. Companies headquartered outside Sao Paulo 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, 418 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 cyber security attorneys, 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 cyber security attorneys are there based in Sao Paulo, Brazil?
RevenueBase identified 73 cyber security attorneys headquartered in Sao Paulo, 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?
Redbelt Security, headquartered in Sao Paulo, tops this list with the largest team on record.
Which city in Brazil has the most cyber security attorneys?
Sao Paulo leads Brazil with 73 headquartered companies, followed by Curitiba (17) and Belo Horizonte (11).
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 418 verified decision-maker contacts tracked across these 73 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.
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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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