Company lists · Data refreshed September 2026

Top 25 Data privacy consulting firms worldwide

Name: Data privacy consulting firms worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 1, 2026 3,789 companies tracked

RevenueBase identified 3,789 data privacy consulting firms worldwide as of September 2026 and tracks 43,144 professional contacts across them, including 7,369 with verified work emails and 3,232 with mobile numbers. The United States is the largest market and London the largest hub.

This list covers data privacy consulting 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 1, 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 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 RevenueBase Smart Search rating on every row Refreshed Sep 1, 2026 86% judged on-target in blind review

3,789Companies

43,144Contacts tracked

7,369Verified emails

3,232Mobile numbers

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The 25 largest data privacy consulting firms worldwide

Ranked by team size

Top 25 of 3,789 data privacy consulting firms worldwide, ranked by team size, largest first. Data refreshed Sep 1, 2026. RevenueBase Smart Search rates how each company's information relates to data privacy consulting 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.
#	Company	RevenueBase Smart Search	Headquarters	Employees	Contacts
1	Solomonedwards	Indirect evidence	Wayne, PA, US	1,001-5,000	566 contacts →
	Indirect evidence “For more than 25 years, SolomonEdwards has empowered organizations to tackle common and complex business challenges through strategic advisory, technical advocacy, and hands-on…” Source: RevenueBase Database · checked Sep 1, 2026
2	Haystackid	Partial evidence	Chicago, IL, US	201-500	369 contacts →
	Partial evidence “HaystackID solves complex data challenges related to legal, compliance, regulatory, and cyber events.” Source: RevenueBase Database · checked Sep 1, 2026
3	Trustarc	Strong evidence	Walnut Creek, CA, US	201-500	360 contacts →
	Strong evidence “Data privacy regulations change daily, with new laws introduced worldwide.” Source: RevenueBase Database · checked Sep 1, 2026
4	Environics Analytics	Partial evidence	Toronto, ON, CA	201-500	303 contacts →
	Partial evidence “At Environics Analytics (EA), we take pride in our reputation for producing the best data products and software in the industry.” Source: RevenueBase Database · checked Sep 1, 2026
5	Mullen Coughlin LLC	Indirect evidence	Devon, PA, US	201-500	213 contacts →
	Indirect evidence “Founded by John F.” Source: RevenueBase Database · checked Sep 1, 2026
6	Govertis	Partial evidence	Valencia, ES	51-200	182 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 1, 2026
7	Tsaaro People Consulting	Strong evidence	Bengaluru East, IndiaHQ checked Sep 1, 2026	51-200	155 contacts →
	Strong 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 1, 2026
8	Piwik PRO	Partial evidence	Wroclaw, PL	51-200	154 contacts →
	Partial evidence “Piwik PRO develops a privacy-first platform, providing an advanced suite of modules centered around analytics.” Source: RevenueBase Database · checked Sep 1, 2026
9	Iubenda	Indirect evidence	Milan, IT	51-200	145 contacts →
	Indirect evidence “Built for compliance.” Source: RevenueBase Database · checked Sep 1, 2026
10	ADNOV	Indirect evidence	FR	201-500	139 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 1, 2026
11	360 Advanced	Partial evidence	St Petersburg, FL, US	51-200	130 contacts →
	Partial evidence “360 Advanced is a relationship-focused cybersecurity and compliance firm offering security, privacy and compliance-oriented solutions customized to meet your organization and your…” Source: RevenueBase Database · checked Sep 1, 2026
12	Edgile	Indirect evidence	Austin, TX, US	51-200	125 contacts →
	Indirect evidence “Edgile was founded in 2001 to deliver strategic cybersecurity and risk management services to the Fortune 500.” Source: RevenueBase Database · checked Sep 1, 2026
13	Trpglobal	Indirect evidence	London, GB	51-200	123 contacts →
	Indirect evidence “We are TRPGLOBAL, your strategic partner in helping you with the complexities of risk management.” Source: RevenueBase Database · checked Sep 1, 2026
14	A2secure	Partial evidence	Madrid, ES	51-200	115 contacts →
	Partial evidence “A2SECURE is a global cybersecurity expert based in Spain, founded in 2009 with private capital and now established as a leading MSSP provider.” Source: RevenueBase Database · checked Sep 1, 2026
15	Blackcloak	Partial evidence	Orlando, FL, US	51-200	113 contacts →
	Partial evidence “BlackCloak is the pioneer of Digital Executive Protection, providing online privacy protection, personal device security, home network security, and incident response to corporate…” Source: RevenueBase Database · checked Sep 1, 2026
16	Calligo	Partial evidence	Leicester, GB	201-500	111 contacts →
	Partial evidence “Calligo transforms data into your most lucrative asset.” Source: RevenueBase Database · checked Sep 1, 2026
17	Audidat Cumplimiento Normativo	Indirect evidence	ES	51-200	108 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 1, 2026
18	MGC Global Risk Advisory LLP	Partial evidence	New Delhi, IndiaHQ checked Sep 1, 2026	51-200	106 contacts →
	Partial evidence “MGC Global Risk Advisory ('the firm') is a leading and specialist risk advisory consulting firm.” Source: RevenueBase Database · checked Sep 1, 2026
19	CSI Consultores	Indirect evidence	Medellin, ColombiaHQ checked Sep 1, 2026	11-50	105 contacts →
	Indirect evidence “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…” Source: RevenueBase Database · checked Sep 1, 2026
20	Engage SPA	Indirect evidence	Milan, IT	51-200	92 contacts →
	Indirect evidence “EngAge, l’era dell’impegno reciproco, nasce dall’esperienza pluriennale del suo Management in ambito bancario per offrire servizi di Compliance normativa e regolamentare…” Source: RevenueBase Database · checked Sep 1, 2026
21	The DPO Centre LTD	Strong evidence	Dublin City, IE	51-200	83 contacts →
	Strong 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 1, 2026
22	Securis360 INC	Strong evidence	Pittsburgh, United StatesHQ checked Sep 1, 2026	51-200	83 contacts →
	Strong evidence “Securis360 provides a wide range of Data Privacy and Governance services to protect your organization's data and systems.” Source: RevenueBase Database · checked Sep 1, 2026
23	Mage Data	Strong evidence	New York, NY, US	51-200	82 contacts →
	Strong evidence “Mage™ is the leading solutions provider for data security and data privacy software for global enterprises.” Source: RevenueBase Database · checked Sep 1, 2026
24	BH Consulting	Partial evidence	Blanchardstown, IE	11-50	81 contacts →
	Partial evidence “BH Consulting is an independent consulting firm in operation since 2004.” Source: RevenueBase Database · checked Sep 1, 2026
25	Cuccibu	Indirect evidence	Eindhoven, NL	51-200	79 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 1, 2026

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: data privacy consulting firms. 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 data privacy consulting firms.
Partial evidence: Its own public description names part of data privacy consulting firms, so it works in or next to the category without describing itself that way.
Indirect evidence: The description shown does not name data privacy consulting firms. 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 25 of 3,789 data privacy consulting firms worldwide

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Data privacy consulting firms worldwide at a glance

As of Sep 1, 2026

17.1%Verified-email coverage

7.5%Mobile-number coverage

11.4Average contacts per company

1-10Median size (employees)

4.2%Largest-city concentration · London

Sep 1, 2026Page data refreshed

Companies by employee count

1-10

2,896

11-50

711

51-200

117

201-500

501-1,000

1,001-5,000

5,001-10,000

10001+

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 data privacy consulting 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: 22 countries, largest first: the United States, Germany, Brazil, the United Kingdom, Spain, France, Italy, the Netherlands, India, Canada and 12 more. Country and city lists for data privacy consulting firms are linked below.
What qualifies: Companies worldwide whose own description of what they do matches “data privacy consulting 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 data privacy consulting 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 data privacy consulting 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, 7,369 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 1, 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.

Data privacy consulting firms by location

33 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 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 data privacy consulting 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 data privacy consulting firms are there worldwide?

RevenueBase identified 3,789 data privacy consulting 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?

Solomonedwards, headquartered in Wayne, tops this list with the largest team on record.

Which country has the most data privacy consulting firms?

The United States leads with 647 companies, followed by Germany (548) and Brazil (415). 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 158 headquartered companies, followed by Sao Paulo (119) and Paris (87).

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 7,369 verified decision-maker contacts tracked across these 3,789 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 1, 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.