Company lists · Data refreshed September 2026

Top 25 Data protection consulting firms based in the United States

Name: Data protection consulting firms based in the United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 28, 2026 2,892 companies tracked

RevenueBase identified 2,892 data protection consulting firms headquartered in the United States as of September 2026 and tracks 28,068 professional contacts across them, including 12,144 with verified work emails. New York is the largest hub.

This list covers data protection consulting firms headquartered in the United States, 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 28, 2026.

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 28, 2026 86% judged on-target in blind review

2,892Companies

28,068Contacts tracked

12,144Verified emails

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The 25 largest data protection consulting firms based in the United States

Ranked by team size

Top 25 of 2,892 data protection consulting firms based in the United States, ranked by team size, largest first. Data refreshed Sep 28, 2026. RevenueBase Smart Search rates how each company's information relates to data protection 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	OPTIV	Indirect evidence	Leawood, KS, United StatesHQ checked Sep 28, 2026	1,001-5,000	2,222 contacts →
	Indirect evidence “Optiv is the cyber advisory and solutions leader, delivering strategic and technical expertise to nearly companies across every major industry.” Source: RevenueBase Database · checked Sep 28, 2026
2	Guidepoint Security	Indirect evidence	Reston, VA, United StatesHQ checked Sep 28, 2026	1,001-5,000	1,232 contacts →
	Indirect evidence “GuidePoint Security provides trusted cybersecurity expertise, solutions, and services that help organizations make informed decisions and minimize risk.” Source: RevenueBase Database · checked Sep 28, 2026
3	Coalfire	Indirect evidence	Chicago, IL, United StatesHQ checked Sep 28, 2026	1,001-5,000	947 contacts →
	Indirect evidence “Coalfire is the premier Cybersecurity and Compliance Services leader for the tech, healthcare, and finance industries.(This page is maintained by Marketing.” Source: RevenueBase Database · checked Sep 28, 2026
4	Solomonedwards	Indirect evidence	Wayne, PA, United StatesHQ checked Sep 28, 2026	1,001-5,000	557 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 28, 2026
5	Aujas Cybersecurity	Indirect evidence	Cupertino, CA, United StatesHQ checked Sep 28, 2026	1,001-5,000	473 contacts →
	Indirect evidence “At Aujas Cybersecurity, we specialize in building and transforming cybersecurity postures to help businesses effectively mitigate risks.” Source: RevenueBase Database · checked Sep 28, 2026
6	Haystackid	Partial evidence	Chicago, IL, United StatesHQ checked Sep 28, 2026	201-500	368 contacts →
	Partial evidence “HaystackID solves complex data challenges related to legal, compliance, regulatory, and cyber events.” Source: RevenueBase Database · checked Sep 28, 2026
7	Protegrity	Partial evidence	Stamford, CT, United StatesHQ checked Sep 28, 2026	201-500	348 contacts →
	Partial evidence “Protegrity protects the sensitive data and enterprise knowledge that power AI.” Source: RevenueBase Database · checked Sep 28, 2026
8	Intelligent Technical Solutions	Strong evidence	Las Vegas, NV, United StatesHQ checked Sep 28, 2026	201-500	317 contacts →
	Strong evidence “Intelligent Technical Solutions is your trusted business partner for all your Cybersecurity, Managed and Co-managed IT support, Risk & Compliance, Data Analytics, and Consulting…” Source: RevenueBase Database · checked Sep 28, 2026
9	K2 Integrity	Indirect evidence	New York, NY, United StatesHQ checked Sep 28, 2026	201-500	311 contacts →
	Indirect evidence “K2 Integrity is a global risk management company dedicated to helping organizations across both the public and private sectors protect their assets, reputation, and operations and…” Source: RevenueBase Database · checked Sep 28, 2026
10	Prescient Security	Indirect evidence	Nashville, TN, United StatesHQ checked Sep 28, 2026	201-500	272 contacts →
	Indirect evidence “Prescient Security is a global cybersecurity and compliance firm delivering risk-based audits, advanced penetration testing, and end-to-end framework support.” Source: RevenueBase Database · checked Sep 28, 2026
11	Guidepost Solutions	Indirect evidence	New York, NY, United StatesHQ checked Sep 28, 2026	201-500	268 contacts →
	Indirect evidence “We stand at the forefront of leadership, insight, and guidance in a world marked by complexity and uncertainty.” Source: RevenueBase Database · checked Sep 28, 2026
12	Securitymetrics	Partial evidence	Orem, UT, United StatesHQ checked Sep 28, 2026	501-1,000	268 contacts →
	Partial evidence “We secure peace of mind for organizations that handle sensitive data by holding our tools, training, and support to a higher standard.” Source: RevenueBase Database · checked Sep 28, 2026
13	Baxter Clewis Cybersecurity	Indirect evidence	Cedar Hill, TX, United StatesHQ checked Sep 28, 2026	201-500	255 contacts →
	Indirect evidence “Baxter Clewis Cybersecurity, we bring to the table a unique set of experiences that allow us to best serve your cybersecurity needs.” Source: RevenueBase Database · checked Sep 28, 2026
14	Scrut Automation	Indirect evidence	Palo Alto, CA, United StatesHQ checked Sep 28, 2026	51-200	248 contacts →
	Indirect evidence “Governance, Risk, and Compliance simplified for new-age businesses.” Source: RevenueBase Database · checked Sep 28, 2026
15	Software Engineering Services	Partial evidence	Bellevue, NE, United StatesHQ checked Sep 28, 2026	51-200	234 contacts →
	Partial evidence “SES is a cutting edge provider of IT consulting services.” Source: RevenueBase Database · checked Sep 28, 2026
16	Burwood Group	Indirect evidence	Oak Brook, IL, United StatesHQ checked Sep 28, 2026	201-500	223 contacts →
	Indirect evidence “The urgent need for technology to solve business problems more efficiently, decrease costs, and mitigate risk has increased.” Source: RevenueBase Database · checked Sep 28, 2026
17	Mullen Coughlin LLC	Indirect evidence	Devon, PA, United StatesHQ checked Sep 28, 2026	201-500	213 contacts →
	Indirect evidence “Founded by John F.” Source: RevenueBase Database · checked Sep 28, 2026
18	Mindpoint Group, A Quantum SKY Company	Indirect evidence	Reston, VA, United StatesHQ checked Sep 28, 2026	1,001-5,000	204 contacts →
	Indirect evidence “MindPoint Group, a Quantum Sky company, is a cybersecurity specialist trusted by U.S.” Source: RevenueBase Database · checked Sep 28, 2026
19	Tevora	Indirect evidence	Irvine, CA, United StatesHQ checked Sep 28, 2026	201-500	199 contacts →
	Indirect evidence “Founded in 2003, Tevora is a specialized management consultancy focused on cybersecurity, risk, and compliance services.” Source: RevenueBase Database · checked Sep 28, 2026
20	Redcloud Consulting	Partial evidence	Bellevue, WA, United StatesHQ checked Sep 28, 2026	201-500	188 contacts →
	Partial evidence “RedCloud is a business and technology consulting firm providing local companies with expert-level support for over two decades.” Source: RevenueBase Database · checked Sep 28, 2026
21	Ampcus Cyber	Indirect evidence	Chantilly, VA, United StatesHQ checked Sep 28, 2026	1,001-5,000	170 contacts →
	Indirect evidence “Trusted By 2,880+ World-Class Brands And Organizations Of All Sizes…!” Source: RevenueBase Database · checked Sep 28, 2026
22	Bridgesoft	Partial evidence	Wilmington, DE, United StatesHQ checked Sep 28, 2026	51-200	168 contacts →
	Partial evidence “Bridgesoft is a leading provider of technology, consulting and information security management solutions.” Source: RevenueBase Database · checked Sep 28, 2026
23	Ntirety	Partial evidence	Austin, TX, United StatesHQ checked Sep 28, 2026	1,001-5,000	167 contacts →
	Partial evidence “11:11 Systems is a managed infrastructure solutions provider that empowers customers to modernize, protect, and manage mission-critical applications and data, leveraging 11:11’s…” Source: RevenueBase Database · checked Sep 28, 2026
24	Harbor IT	Indirect evidence	New York, NY, United StatesHQ checked Sep 28, 2026	201-500	163 contacts →
	Indirect evidence “Harbor IT helps organizations secure, operate, and scale through integrated IT, cybersecurity, AI, and cloud services.” Source: RevenueBase Database · checked Sep 28, 2026
25	Hitachi Cyber	Indirect evidence	Santa Clara, CA, United StatesHQ checked Sep 28, 2026	501-1,000	159 contacts →
	Indirect evidence “Hitachi Systems Trusted Cyber Management Inc.” Source: RevenueBase Database · checked Sep 28, 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 protection 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 protection consulting firms.
Partial evidence: Its own public description names part of data protection 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 protection 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 2,892 data protection consulting firms based in the United States

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Data protection consulting firms based in the United States at a glance

As of Sep 28, 2026

43.3%Verified-email coverage

9.7Average contacts per company

1-10Median size (employees)

3.3%Largest-city concentration · New York

Sep 28, 2026Page data refreshed

Companies by employee count

1-10

1,917

11-50

725

51-200

190

201-500

501-1,000

1,001-5,000

5,001-10,000

10001+

Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 2,892 companies.

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 protection 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.
What qualifies: Companies headquartered in the United States whose own description of what they do matches “data protection 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 protection 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 protection consulting firms, and records with no verified work email. Companies headquartered outside United States are excluded even when they keep an office there.
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, 12,144 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 on September 28, 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 protection consulting firms by metro

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 protection 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 protection consulting firms are there based in the United States?

RevenueBase identified 2,892 data protection consulting firms headquartered in the United States 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?

OPTIV, headquartered in Leawood, tops this list with the largest team on record.

Which city has the most data protection consulting firms?

New York leads with 95 headquartered companies, followed by Atlanta (68) and Houston (56).

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 12,144 verified decision-maker contacts tracked across these 2,892 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 28, 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.