Company lists · Data refreshed November 2026

Top 25 Data privacy consulting firms worldwide

RevenueBase identified 4,579 company matches for data privacy consulting firms worldwide as of November 2026 and tracks 53,111 professional contacts across them, including 7,872 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for data privacy consulting 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 4, 2026. Country and city lists for data privacy consulting 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 4, 2026 How this list was built
4,579Companies
53,111Contacts tracked
7,872Verified emails
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The 25 largest data privacy consulting firms worldwide

Ranked by team size
Top 25 of 4,579 company matches for data privacy consulting firms worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 4, 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 matchPortsmouth, NH, United StatesHQ recorded Nov 4, 2026n/a812 contacts →

Exact match

“The policy neutral, not-for-profit professional home for privacy, AI governance and digital responsibility globally.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
2Exact matchWalnut Creek, CA, United StatesHQ recorded Nov 4, 2026201-500388 contacts →

Exact match

“Data privacy regulations change daily, with new laws introduced worldwide.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
3Exact matchChicago, IL, United StatesHQ recorded Nov 4, 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 4, 2026 · View company records in RevenueBase
4Exact matchToronto, ON, CanadaHQ recorded Nov 4, 2026201-500303 contacts →

Exact match

“At Environics Analytics (EA), we take pride in our reputation for producing the best data products and software in the industry.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
5Exact matchEspoo, FinlandHQ recorded Nov 4, 2026201-500297 contacts →

Exact match

“Epical is a pure-play data consultancy with services and expertise to support and enable the management, utilization and protection of data.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
6Exact matchDevon, PA, United StatesHQ recorded Nov 4, 2026201-500237 contacts →

Exact match

“Founded by John F.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
7Exact matchMadrid, SpainHQ recorded Nov 4, 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 4, 2026 · View company records in RevenueBase
8Exact matchGatineau, CanadaHQ recorded Nov 4, 2026201-500167 contacts →

Exact match

“The Privacy Commissioner of Canada is an Officer of Parliament, mandated to protect and promote privacy rights.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
9Exact matchMilan, ItalyHQ recorded Nov 4, 202651-200163 contacts →

Exact match

“Built for compliance.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
10Exact matchBengaluru East, IndiaHQ recorded Nov 4, 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 4, 2026 · View company records in RevenueBase
11Exact matchWroclaw, NY, PolandHQ recorded Nov 4, 202651-200146 contacts →

Exact match

“Piwik PRO develops a privacy-first platform, providing an advanced suite of modules centered around analytics.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
12Exact matchSt Petersburg, FL, RussiaHQ recorded Nov 4, 202651-200139 contacts →

Exact match

“360 Advanced is a relationship-focused cybersecurity and compliance firm offering security, privacy and compliance-oriented solutions customized to meet your organization and your…”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
13Exact matchMadrid, SpainHQ recorded Nov 4, 202611-50139 contacts →

Exact match

“Servicios de consultoría, auditoría y adaptación al Reglamento General de Protección de Datos (RGPD) y a Ley de Servicios de la Sociedad de la Información y Comercio Electrónico…”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
14Exact matchBrasília, BrazilHQ recorded Nov 4, 202651-200126 contacts →

Exact match

“A Every Cybersecurity, GRC and Privacy Solutions é uma consultoria especializada em Privacidade, Governança, Riscos e Conformidade (GRC) e Cibersegurança, com atuação nacional e…”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
15Exact matchMedellin, ColombiaHQ recorded Nov 4, 202611-50118 contacts →

Exact match

“En CSI Consultores, construimos vínculos de confianza y transparencia para las empresas, siendo sus aliados estratégicos por medio de la ejecución impecable de estudios de…”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
16Exact matchMadrid, SpainHQ recorded Nov 4, 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 4, 2026 · View company records in RevenueBase
17Exact matchSt Helier, JerseyHQ recorded Nov 4, 2026201-500114 contacts →

Exact match

“Calligo transforms data into your most lucrative asset.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
18Exact matchNoida, IndiaHQ recorded Nov 4, 202651-200105 contacts →

Exact match

“GoTrust empowers businesses to manage data with ease, ensuring global privacy compliance and maximizing customer trust.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
19Exact matchPittsburgh, United StatesHQ recorded Nov 4, 202651-20099 contacts →

Exact match

“Securis360 provides a wide range of Data Privacy and Governance services to protect your organization's data and systems.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
20Exact matchLiverpool Street, United KingdomHQ recorded Nov 4, 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 4, 2026 · View company records in RevenueBase
21Exact matchAustin, TX, United StatesHQ recorded Nov 4, 202651-20087 contacts →

Exact match

“Osano, the leading data privacy management platform, empowers businesses to successfully navigate the complexities of privacy management by providing the necessary tools and…”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
22Exact matchNew York, NY, United StatesHQ recorded Nov 4, 202651-20087 contacts →

Exact match

“Mage™ is the leading solutions provider for data security and data privacy software for global enterprises.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
23Exact matchDublin, IrelandHQ recorded Nov 4, 202611-5087 contacts →

Exact match

“BH Consulting is an independent consulting firm in operation since 2004.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
24Exact matchMumbai, IndiaHQ recorded Nov 4, 202651-20080 contacts →

Exact match

“ShieldByte Infosec is now CERT-In Empanelled Auditor and leading cyber security company in India.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
25Exact matchSan Francisco, CA, United StatesHQ recorded Nov 4, 202651-20078 contacts →

Exact match

“The Agentic Data Privacy Platform.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase

Showing 25 of 4,579 data privacy consulting firms worldwide

See the full list, filter by size, metro and specialty, and access 7,872 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Data privacy consulting firms worldwide at a glance

As of Nov 4, 2026
14.8%Verified-email coverage
11.6Average contacts per company
1-10Median size (employees)
3.1%Largest-city concentration · London
Nov 4, 2026Page data refreshed

Companies by employee count

1-10
3,552
11-50
831
51-200
116
201-500
27
501-1,000
7
1,001-5,000
4
5,001-10,000
2
10001+
5

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 privacy consulting firms are linked below.
What qualifies
Company records worldwide whose business descriptions match “data privacy consulting 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 7,872 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 4, 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 privacy consulting firms by location

38 lists · largest first

Every Data privacy consulting 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 privacy consulting firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many data privacy consulting firms are there worldwide?

RevenueBase identified 4,579 company matches for data privacy consulting 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?

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

Which country has the most data privacy consulting firms?

The United States leads with 525 companies, followed by Germany (504) and Brazil (377). Every data privacy consulting firms list by country and city is linked on this page.

Which city has the most data privacy consulting firms?

London leads with 143 company records, followed by Sao Paulo (115) and Paris (80).

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 7,872 professional contacts with verified work emails tracked across these 4,579 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 4, 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.