Company lists · Data refreshed November 2026

Top 25 Data protection law firms worldwide

RevenueBase identified 5,897 company matches for data protection law firms worldwide as of November 2026 and tracks 71,032 professional contacts across them, including 11,204 with verified work emails. Brazil is the largest market and Sao Paulo the largest hub.

This list covers company matches for data protection law firms worldwide, 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 November 5, 2026. Country and city lists for data protection law firms follow the table.

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 Nov 5, 2026 How this list was built
5,897Companies
71,032Contacts tracked
11,204Verified emails
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The 25 largest data protection law firms worldwide

Ranked by team size
Top 25 of 5,897 company matches for data protection law firms worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 5, 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 matchLondon, United KingdomHQ recorded Nov 5, 2026n/a5,944 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
2Exact matchLondon, United KingdomHQ recorded Nov 5, 20261,001-5,0003,397 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
3Exact matchCleveland, OH, United StatesHQ recorded Nov 5, 2026201-500419 contacts →

Exact match

“McDonald Hopkins is an entrepreneurial law firm founded in 1930 on practical Midwestern business values that are as relevant today as when we first began.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
4Exact matchRio De Janeiro, BrazilHQ recorded Nov 5, 2026201-500386 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
5Exact matchChicago, IL, United StatesHQ recorded Nov 5, 2026201-500384 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
6Exact matchCampinas, BrazilHQ recorded Nov 5, 2026201-500298 contacts →

Exact match

“Finocchio & Ustra Sociedade de Advogados is a law firm commited to delivering efficient and reliable legal solutions.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
7Exact matchDevon, PA, United StatesHQ recorded Nov 5, 2026201-500237 contacts →

Exact match

“Founded by John F.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
8Exact matchSheffield, United KingdomHQ recorded Nov 5, 2026201-500225 contacts →

Exact match

“At Taylor Emmet, we have one simple aim, and that is to provide legal advice that supports and protects you and your business; giving you total peace of mind.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
9Exact matchMadrid, SpainHQ recorded Nov 5, 202651-200191 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
10Exact matchRotterdam, NetherlandsHQ recorded Nov 5, 202651-200172 contacts →

Exact match

“Ploum is een advocaten- en notarissenkantoor dat effectieve juridische oplossingen voor bedrijven levert.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
11Exact matchAmsterdam, NetherlandsHQ recorded Nov 5, 202651-200164 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
12Exact matchMilan, ItalyHQ recorded Nov 5, 202651-200163 contacts →

Exact match

“Built for compliance.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
13Exact matchBengaluru East, IndiaHQ recorded Nov 5, 202651-200157 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
14Exact matchVenelles, FranceHQ recorded Nov 5, 2026201-500146 contacts →

Exact match

“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…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
15Exact matchSão Paulo, BrazilHQ recorded Nov 5, 202651-200142 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
16Exact matchChantilly, MN, United StatesHQ recorded Nov 5, 202651-200128 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
17Exact matchGuelph, ON, CanadaHQ recorded Nov 5, 202651-200118 contacts →

Exact match

“Since the mid-1960s, SV Law has provided trusted legal services to individuals, businesses, municipalities, and organizations throughout Southwestern Ontario.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
18Exact matchMadrid, SpainHQ recorded Nov 5, 202651-200116 contacts →

Exact match

“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…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
19Exact matchSt Albans, United KingdomHQ recorded Nov 5, 202651-200100 contacts →

Exact match

“SA Law is a leading legal services provider based in St Albans and London with an exceptional reputation for the quality of our advice and client care.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
20Exact matchLiverpool Street, United KingdomHQ recorded Nov 5, 202651-20098 contacts →

Exact match

“The DPO Centre is a leading provider of fractional Data Protection Officer (DPO), privacy and AI governance services.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
21Exact matchRome, NY, ItalyHQ recorded Nov 5, 202651-20090 contacts →

Exact match

“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.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
22Exact matchValletta, MaltaHQ recorded Nov 5, 202651-20088 contacts →

Exact match

“We are one of Malta’s top-tier law firms, with significant depth and expertise across a broad range of practice areas.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
23Exact matchParis, FranceHQ recorded Nov 5, 202651-20085 contacts →

Exact match

“Herald, anciennement Granrut is one of the 1st French independent business law firms.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
24Exact matchHanover, MD, United StatesHQ recorded Nov 5, 202651-20080 contacts →

Exact match

“Established in 1997, Hudson Cook, LLP focuses on state and federal consumer and commercial financial services, banking and privacy compliance, regulation, enforcement and…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
25Exact matchNew Delhi, IndiaHQ recorded Nov 5, 202611-5080 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase

Showing 25 of 5,897 data protection law firms worldwide

See the full list, filter by size, metro and specialty, and access 11,204 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Data protection law firms worldwide at a glance

As of Nov 5, 2026
15.8%Verified-email coverage
12.0Average contacts per company
1-10Median size (employees)
3.2%Largest-city concentration · Sao Paulo
Nov 5, 2026Page data refreshed

Companies by employee count

1-10
4,703
11-50
983
51-200
106
201-500
27
501-1,000
5
1,001-5,000
5
5,001-10,000
1
10001+
1

Email recency is reported on each country list linked below.

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.
Coverage
Every country. Country and city lists for data protection law firms are linked below.
What qualifies
Company records worldwide whose business descriptions match “data protection law 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. 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 11,204 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 November 5, 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.

Data protection law firms by location

46 lists · largest first

Every Data protection 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 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 “data protection law firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many data protection law firms are there worldwide?

RevenueBase identified 5,897 company matches for data protection law firms worldwide as of November 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?

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

Which country has the most data protection law firms?

Brazil leads with 700 companies, followed by Germany (597) and Spain (494). Every data protection law firms list by country and city is linked on this page.

Which city has the most data protection law firms?

Sao Paulo leads with 187 company records, followed by Paris (146) and London (123).

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 11,204 professional contacts with verified work emails tracked across these 5,897 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 November 5, 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.