Company lists · Data refreshed September 2026

Top 25 Data privacy advisory services worldwide

RevenueBase identified 4,180 company matches for data privacy advisory services worldwide as of September 2026 and tracks 43,994 professional contacts across them, including 5,573 with verified work emails. Germany is the largest market and London the largest hub.

This list covers company matches for data privacy advisory services 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 September 19, 2026. Country and city lists for data privacy advisory services 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 Sep 19, 2026 How this list was built
4,180Companies
43,994Contacts tracked
5,573Verified emails
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The 25 largest data privacy advisory services worldwide

Ranked by team size
Top 25 of 4,180 company matches for data privacy advisory services worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 19, 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 matchChicago, IL, United StatesHQ recorded Sep 19, 2026201-500368 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
2Exact matchDevon, PA, United StatesHQ recorded Sep 19, 2026201-500213 contacts →

Exact match

“Founded by John F.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
3Exact matchMadrid, SpainHQ recorded Sep 19, 202651-200183 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 · Sep 19, 2026 · View company records in RevenueBase
4Exact matchGatineau, CanadaHQ recorded Sep 19, 2026201-500163 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 · Sep 19, 2026 · View company records in RevenueBase
5Exact matchBengaluru East, IndiaHQ recorded Sep 19, 202651-200155 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 · Sep 19, 2026 · View company records in RevenueBase
6Exact matchWroclaw, PolandHQ recorded Sep 19, 202651-200154 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 · Sep 19, 2026 · View company records in RevenueBase
7Exact matchMilan, ItalyHQ recorded Sep 19, 202651-200146 contacts →

Exact match

“Built for compliance.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
8Exact matchSt Helier, JerseyHQ recorded Sep 19, 2026201-500112 contacts →

Exact match

“Calligo transforms data into your most lucrative asset.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
9Exact matchMadrid, SpainHQ recorded Sep 19, 202651-200110 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 · Sep 19, 2026 · View company records in RevenueBase
10Exact matchLiverpool Street, United KingdomHQ recorded Sep 19, 202651-20084 contacts →

Exact match

“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…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
11Exact matchPittsburgh, United StatesHQ recorded Sep 19, 202651-20083 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 · Sep 19, 2026 · View company records in RevenueBase
12Exact matchSan Francisco, CA, United StatesHQ recorded Sep 19, 202651-20078 contacts →

Exact match

“The Agentic Data Privacy Platform.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
13Exact matchAustin, TX, United StatesHQ recorded Sep 19, 202651-20077 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 · Sep 19, 2026 · View company records in RevenueBase
14Exact matchEindhoven, NetherlandsHQ recorded Sep 19, 202651-20077 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
15Exact matchMadrid, SpainHQ recorded Sep 19, 202651-20076 contacts →

Exact match

“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…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
16Exact matchWashington, DC, United StatesHQ recorded Sep 19, 202651-20072 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
17Exact matchHamburg, GermanyHQ recorded Sep 19, 202651-20071 contacts →

Exact match

“intersoft consulting ist ein spezialisiertes Beratungsunternehmen in den Bereichen Datenschutz, IT-Sicherheit und IT-Forensik.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
18Exact matchMadrid, SpainHQ recorded Sep 19, 202651-20066 contacts →

Exact match

“PRODAT® es la organización líder especializada en servicios de Consultoría y Auditoría en el ámbito de la Ley Orgánica de Protección de Datos de Carácter Personal (LOPD) desde…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
19Exact matchCedar Rapids, IA, United StatesHQ recorded Sep 19, 202611-5065 contacts →

Exact match

“MCI Mass Markets is an information technology and services company based out of 323 3rd St SE, Cedar Rapids, Iowa, United States.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
20Exact matchThe Hague, NetherlandsHQ recorded Sep 19, 202611-5063 contacts →

Exact match

“At Privacy Company we believe in a world in which every organization works actively on data protection.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
21Exact matchSouth AfricaHQ recorded Sep 19, 2026n/a63 contacts →

Exact match

“Ф franciscronje.com was formed at the beginning of 2010 to advise entities on the powerful impact of information governance on their day to day operations.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
22Exact matchSouthampton, United KingdomHQ recorded Sep 19, 202651-20060 contacts →

Exact match

“Many organisations are dealing with multiple frameworks, overlapping tools, disconnected ownership, and increasing pressure from regulators, customers, and boards.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
23Exact matchNoida, IndiaHQ recorded Sep 19, 202651-20059 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 · Sep 19, 2026 · View company records in RevenueBase
24Exact matchAmsterdam, NetherlandsHQ recorded Sep 19, 202651-20058 contacts →

Exact match

“At Wrangu we understand the challenges our clients face around data privacy management, security, governance, risk and compliance.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
25Exact matchWashington, DC, United StatesHQ recorded Sep 19, 202651-20055 contacts →

Exact match

“VeraSafe’s mission is to provide the world’s best privacy and data protection advice, with a human touch.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase

Showing 25 of 4,180 data privacy advisory services worldwide

See the full list, filter by size, metro and specialty, and access 5,573 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Data privacy advisory services worldwide at a glance

As of Sep 19, 2026
12.7%Verified-email coverage
10.5Average contacts per company
1-10Median size (employees)
2.7%Largest-city concentration · London
Sep 19, 2026Page data refreshed

Companies by employee count

1-10
3,330
11-50
717
51-200
82
201-500
16
501-1,000
4
1,001-5,000
1
5,001-10,000
1
10001+
2

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 advisory services are linked below.
What qualifies
Company records worldwide whose business descriptions match “data privacy advisory services” 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 5,573 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 September 19, 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 advisory services by location

24 lists · largest first

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

How many data privacy advisory services are there worldwide?

RevenueBase identified 4,180 company matches for data privacy advisory services worldwide as of September 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?

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

Which country has the most data privacy advisory services?

Germany leads with 564 companies, followed by the United States (378) and Brazil (347). Every data privacy advisory services list by country and city is linked on this page.

Which city has the most data privacy advisory services?

London leads with 113 company records, followed by Sao Paulo (104) and Paris (65).

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 5,573 professional contacts with verified work emails tracked across these 4,180 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 September 19, 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.