Company lists · Data refreshed September 2026

Top 25 Privacy law firms worldwide

RevenueBase identified 3,417 privacy law firms worldwide as of September 2026 and tracks 45,158 professional contacts across them, including 8,934 with verified work emails and 2,383 with mobile numbers. Brazil is the largest market and Sao Paulo the largest hub.

This list covers privacy law firms worldwide, 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 5, 2026. Country and city lists for privacy law firms follow the table.

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 5, 2026 86% judged on-target in blind review
3,417Companies
45,158Contacts tracked
8,934Verified emails
2,383Mobile numbers
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The 25 largest privacy law firms worldwide

Ranked by team size
Top 25 of 3,417 privacy law firms worldwide, ranked by team size, largest first. Data refreshed Sep 5, 2026. RevenueBase Smart Search rates how each company's information relates to privacy law 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
1Partial evidenceLondon, United KingdomHQ checked Sep 5, 20261,001-5,0003,187 contacts →

Partial evidence

“Bird & Bird is an international law firm with a focus on helping organisations being changed by technology and the digital world.”

Source: RevenueBase Database · checked Sep 5, 2026
2Indirect evidenceIrvine, CA, United StatesHQ checked Sep 5, 2026501-1,000606 contacts →

Indirect evidence

“Knobbe Martens protects the ideas that drive innovation and propel our world forward.”

Source: RevenueBase Database · checked Sep 5, 2026
3Indirect evidenceChicago, IL, United StatesHQ checked Sep 5, 2026201-500368 contacts →

Indirect evidence

“HaystackID solves complex data challenges related to legal, compliance, regulatory, and cyber events.”

Source: RevenueBase Database · checked Sep 5, 2026
4Partial evidenceRio De Janeiro, BrazilHQ checked Sep 5, 2026201-500335 contacts →

Partial evidence

“Licks Attorneys is a top-tier Brazilian law firm widely recognized for successfully handling large and strategic Intellectual Property, Life Sciences, Food & Drug, Regulatory…”

Source: RevenueBase Database · checked Sep 5, 2026
5Indirect evidenceDevon, PA, United StatesHQ checked Sep 5, 2026201-500213 contacts →

Indirect evidence

“Founded by John F.”

Source: RevenueBase Database · checked Sep 5, 2026
6Indirect evidenceUtrecht, NetherlandsHQ checked Sep 5, 2026201-500191 contacts →

Indirect evidence

“In a society that poses a plethora of legal challenges to businesses, public authorities and healthcare providers, Nysingh has been a reliable legal partner for 150 years.”

Source: RevenueBase Database · checked Sep 5, 2026
7Partial evidenceSão Paulo, BrazilHQ checked Sep 5, 202651-200185 contacts →

Partial evidence

“b/luz is a Brazilian law firm founded with the ambition of rethinking the role of Law in a world increasingly driven by technology, data, and speed.”

Source: RevenueBase Database · checked Sep 5, 2026
8Indirect evidenceSão Paulo, BrazilHQ checked Sep 5, 202651-200183 contacts →

Indirect evidence

“Somos o parceiro estratégico em Direito Digital que transforma tendências em novas possibilidades, alavancando empresas em direção ao futuro e transformando realidades – das…”

Source: RevenueBase Database · checked Sep 5, 2026
9Partial evidenceMadrid, SpainHQ checked Sep 5, 202651-200183 contacts →

Partial evidence

“Expertos en Ciberseguridad, Privacidad, GRC, IRM y Cumplimiento Normativo unificando la perspectiva Legal y Tecnológica GOVERTIS es la mayor firma de Advisory 100% especializada…”

Source: RevenueBase Database · checked Sep 5, 2026
10Partial evidenceAmsterdam, NetherlandsHQ checked Sep 5, 202651-200161 contacts →

Partial evidence

“ICTRecht legal services specializes in Internet and IT law and intellectual property.”

Source: RevenueBase Database · checked Sep 5, 2026
11Partial evidenceBengaluru East, IndiaHQ checked Sep 5, 202651-200155 contacts →

Partial evidence

“Tsaaro People Consulting redefines Digital Trust through specialist talent and advisory across Privacy, Cybersecurity, AI Governance, and Risk & Compliance.”

Source: RevenueBase Database · checked Sep 5, 2026
12Indirect evidenceRio De Janeiro, BrazilHQ checked Sep 5, 202651-200151 contacts →

Indirect evidence

“Nossa história começa em 2010, resultado da soma da experiência e capacitação de seus sócios-fundadores ao longo das últimas décadas, e da natural inquietação desses profissionais…”

Source: RevenueBase Database · checked Sep 5, 2026
13Indirect evidenceVenelles, FranceHQ checked Sep 5, 2026201-500139 contacts →

Indirect evidence

“ADNOV, filiale du groupe ADSN, acteur de renommée française à l'ancrage national, développe depuis plus de 40 ans une expertise reconnue dans la cybersécurité et la protection des…”

Source: RevenueBase Database · checked Sep 5, 2026
14Partial evidenceChantilly, VA, United StatesHQ checked Sep 5, 202651-200111 contacts →

Partial evidence

“Redgrave is the leading law firm addressing legal discovery, information governance, AI governance, data security, and other Information Law challenges for corporations and…”

Source: RevenueBase Database · checked Sep 5, 2026
15Indirect evidenceMadrid, SpainHQ checked Sep 5, 202651-200110 contacts →

Indirect evidence

“Audidat Protección de Datos lleva en el mercado desde 2003, cuando un grupo de abogados y profesionales especializados en economía, marketing y empresa con más de veinte años de…”

Source: RevenueBase Database · checked Sep 5, 2026
16Indirect evidenceRome, ItalyHQ checked Sep 5, 202651-20092 contacts →

Indirect evidence

“Portolano Cavallo provides legal advice to companies operating in complex and evolving sectors: it is a leader in the Digital-Media-Tech and Life Sciences-Healthcare sectors.”

Source: RevenueBase Database · checked Sep 5, 2026
17Partial evidenceLiverpool Street, United KingdomHQ checked Sep 5, 202651-20084 contacts →

Partial evidence

“The DPO Centre is the leading provider of fractional Data Protection Officer (DPO) resources, delivering expert data protection, AI Governance and privacy services from our…”

Source: RevenueBase Database · checked Sep 5, 2026
18Indirect evidenceNew York, NY, United StatesHQ checked Sep 5, 202651-20081 contacts →

Indirect evidence

“For over 25 years, Haug Partners has provided synthesized multidisciplinary legal services for life science and technology businesses.”

Source: RevenueBase Database · checked Sep 5, 2026
19Strong evidenceNew Delhi, IndiaHQ checked Sep 5, 202611-5081 contacts →

Strong evidence

“Scriboard™ is a full service law firm with cutting edge specialisation in Information Technology, Information Security, Data Privacy, Intellectual Property and related legal…”

Source: RevenueBase Database · checked Sep 5, 2026
20Indirect evidenceEindhoven, NetherlandsHQ checked Sep 5, 202651-20077 contacts →

Indirect evidence

“In een wereld vol risico’s en verplichtingen is het een uitdaging om in control te zijn én je prioriteiten scherp te houden.”

Source: RevenueBase Database · checked Sep 5, 2026
21Indirect evidenceMadrid, SpainHQ checked Sep 5, 202651-20076 contacts →

Indirect evidence

“Áudea Seguridad de la Información es una consultora tecnológica, con 10 años de experiencia, que presta servicios profesionales relacionados con la gestión de la seguridad de la…”

Source: RevenueBase Database · checked Sep 5, 2026
22Indirect evidenceHamburg, GermanyHQ checked Sep 5, 202651-20075 contacts →

Indirect evidence

“Wir sind die technologieorientierte Rechtsanwaltskanzlei für wiederkehrende Aufgaben in Legal und Compliance.”

Source: RevenueBase Database · checked Sep 5, 2026
23Indirect evidenceZaventem, BelgiumHQ checked Sep 5, 202651-20073 contacts →

Indirect evidence

“CRANIUM is a consultancy firm specialised in digital compliance and governance.”

Source: RevenueBase Database · checked Sep 5, 2026
24Strong evidenceWashington, DC, United StatesHQ checked Sep 5, 202651-20072 contacts →

Strong evidence

“ZwillGen is a boutique law firm specializing in technology and privacy law.”

Source: RevenueBase Database · checked Sep 5, 2026
25Partial evidenceKraków, PolandHQ checked Sep 5, 202651-20072 contacts →

Partial evidence

“Traple Konarski Podrecki and Partners is one of the largest law firms in Poland with particular focus on domaines like: intellectual property including copyright, new…”

Source: RevenueBase Database · checked Sep 5, 2026

Showing 25 of 3,417 privacy law firms worldwide

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Privacy law firms worldwide at a glance

As of Sep 5, 2026
19.8%Verified-email coverage
5.3%Mobile-number coverage
13.2Average contacts per company
1-10Median size (employees)
4.8%Largest-city concentration · Sao Paulo
Sep 5, 2026Page data refreshed

Companies by employee count

1-10
2,730
11-50
584
51-200
73
201-500
9
501-1,000
4
1,001-5,000
1
5,001-10,000
1

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 privacy 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.
Coverage
19 countries, largest first: Brazil, Germany, the United States, Spain, France, Italy, the United Kingdom, the Netherlands, Poland, Türkiye and 9 more. Country and city lists for privacy law firms are linked below.
What qualifies
Companies worldwide whose own description of what they do matches “privacy 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 privacy 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 privacy law firms, and records with no verified work email.
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, 8,934 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 between September 5, 2026 and 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.

Privacy law firms by location

30 lists · largest first

Every Privacy law firms list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Cities

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 privacy 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 privacy law firms are there worldwide?

RevenueBase identified 3,417 privacy law firms worldwide 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?

Bird & Bird, headquartered in London, tops this list with the largest team on record.

Which country has the most privacy law firms?

Brazil leads with 637 companies, followed by Germany (493) and the United States (372). Every privacy law firms list by country and city is linked on this page.

Which city has the most privacy law firms?

Sao Paulo leads with 163 headquartered companies, followed by Paris (125) and Madrid (83).

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 8,934 verified decision-maker contacts tracked across these 3,417 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled from the company graph between September 5, 2026 and 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.