Company lists · Data refreshed November 2026

Top 25 Cybersecurity audit services based in the United States

Name: Cybersecurity audit services based in the United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Nov 5, 2026 2,473 companies tracked

RevenueBase identified 2,473 company matches for cybersecurity audit services associated with the United States as of November 2026 and tracks 28,701 professional contacts across them, including 11,827 with verified work emails. New York is the largest hub.

This list covers company matches for cybersecurity audit services associated with the United States, 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.

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

2,473Companies

28,701Contacts tracked

11,827Verified emails

Explore this list → Free signup · no credit card · 500 free credits

The 25 largest cybersecurity audit services based in the United States

Ranked by team size

Top 25 of 2,473 company matches for cybersecurity audit services based in the United States, 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Thales Cybersecurity Products	Exact match	Austin, TX, United StatesHQ recorded Nov 5, 2026	1,001-5,000	1,413 contacts →
	Exact match “Thales is a global leader in cybersecurity, helping the most trusted organizations in the world protect their most critical applications, data, and identities anywhere at scale.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
2	Guidepoint Security	Exact match	Reston, VA, United StatesHQ recorded Nov 5, 2026	1,001-5,000	1,346 contacts →
	Exact match “GuidePoint Security provides trusted cybersecurity expertise, solutions, and services that help organizations make informed decisions and minimize risk.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
3	Coalfire	Exact match	Chicago, GA, United StatesHQ recorded Nov 5, 2026	1,001-5,000	977 contacts →
	Exact match “Coalfire is the premier Cybersecurity and Compliance Services leader for the tech, healthcare, and finance industries.(This page is maintained by Marketing.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
4	A-Lign	Exact match	Tampa, FL, United StatesHQ recorded Nov 5, 2026	501-1,000	896 contacts →
	Exact match “A-LIGN is the leading provider of high-quality, efficient cybersecurity compliance programs.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
5	Vikingcloud	Exact match	Chicago, IL, United StatesHQ recorded Nov 5, 2026	1,001-5,000	665 contacts →
	Exact match “VikingCloud delivers cybersecurity and compliance solutions that simply work.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
6	Network Intelligence	Exact match	Plano, TX, United StatesHQ recorded Nov 5, 2026	501-1,000	658 contacts →
	Exact match “At Network Intelligence, we combine our team of 500+ security professionals with Transilience – our cutting-edge AI platform.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
7	Paladion An Atos Business	Exact match	Reston, VA, United StatesHQ recorded Nov 5, 2026	501-1,000	372 contacts →
	Exact match “As of April 2023, Paladion is part of Atos Group.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
8	Security Risk Advisors	Exact match	Philadelphia, PA, United StatesHQ recorded Nov 5, 2026	201-500	342 contacts →
	Exact match “We deliver cybersecurity consulting, 24x7 operations and SaaS to leading companies in the Financial Services, Healthcare, Pharmaceuticals, Technology and Retail industries.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
9	Logically	Exact match	Dublin, OH, United StatesHQ recorded Nov 5, 2026	201-500	324 contacts →
	Exact match “Welcome to Logically.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
10	Prescient Security	Exact match	Nashville, TN, United StatesHQ recorded Nov 5, 2026	201-500	317 contacts →
	Exact match “Prescient Security is a global cybersecurity and compliance firm delivering risk-based audits, advanced penetration testing, and end-to-end framework support.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
11	Thoropass	Exact match	New York, NY, United StatesHQ recorded Nov 5, 2026	201-500	244 contacts →
	Exact match “Thoropass is the only end-to-end cybersecurity auditor.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
12	Lumifi	Exact match	Scottsdale, AZ, United StatesHQ recorded Nov 5, 2026	51-200	243 contacts →
	Exact match “Lumifi Cyber helps organizations illuminate their cyber defense with continuous protection across the full security lifecycle.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
13	Baxter Clewis Cybersecurity	Exact match	Cedar Hill, TX, United StatesHQ recorded Nov 5, 2026	201-500	243 contacts →
	Exact match “Baxter Clewis Cybersecurity, we bring to the table a unique set of experiences that allow us to best serve your cybersecurity needs.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
14	Deepseas	Exact match	Globally Distributed, United StatesHQ recorded Nov 5, 2026	201-500	190 contacts →
	Exact match “With 30 years of experience in cyber defense, DeepSeas is trusted by nearly clients around the world, including Fortune 100 enterprises and mid-market organizations, municipality…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
15	Mindpoint Group, A Quantum SKY Company	Exact match	Reston, VA, United StatesHQ recorded Nov 5, 2026	1,001-5,000	180 contacts →
	Exact match “MindPoint Group, a Quantum Sky company, is a cybersecurity specialist trusted by U.S.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
16	Accorian	Exact match	East Brunswick, NJ, United StatesHQ recorded Nov 5, 2026	51-200	157 contacts →
	Exact match “At Accorian, we don’t just advise on compliance, we operationalize it.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
17	Nuharbor	Exact match	Colchester, DC, United StatesHQ recorded Nov 5, 2026	51-200	151 contacts →
	Exact match “nuHarbor is a U.S-based cybersecurity firm trusted by public sector and critical infrastructure organizations nationwide.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
18	OSC Edge	Exact match	Atlanta, DC, United StatesHQ recorded Nov 5, 2026	51-200	148 contacts →
	Exact match “From CND in the Cloud to CSfC with Enterprise Remote Capabilities, OSC Edge empowers organizations with solutions that prepare them for today and tomorrow.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
19	Hitachi Cyber	Exact match	Santa Clara, CA, United StatesHQ recorded Nov 5, 2026	501-1,000	148 contacts →
	Exact match “Hitachi Systems Trusted Cyber Management Inc.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
20	Endsight	Exact match	Napa, CA, United StatesHQ recorded Nov 5, 2026	51-200	142 contacts →
	Exact match “California-based organizations hire Endsight to ensure that their technology systems operate effectively and align with their business goals.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
21	Kirkpatrickprice	Exact match	Nashville, TN, United StatesHQ recorded Nov 5, 2026	51-200	141 contacts →
	Exact match “KirkpatrickPrice is a licensed information security CPA firm, a PCI QSA, and a HITRUST CSF Assessor, providing assurance services to over clients worldwide.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
22	Black Hills Information Security	Exact match	Spearfish, SD, United StatesHQ recorded Nov 5, 2026	51-200	140 contacts →
	Exact match “We specialize in penetration testing, red teaming, threat hunting, Active SOC services, and educational webinars, workshops, and training.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
23	Ciso Global	Exact match	Scottsdale, AZ, United StatesHQ recorded Nov 5, 2026	201-500	139 contacts →
	Exact match “CISO Global was designed from inception to bring talent together from cybersecurity, compliance, remediation, and secured managed services practice areas for a comprehensive…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
24	Varutra Consulting	Exact match	Mission Viejo, CA, United StatesHQ recorded Nov 5, 2026	201-500	127 contacts →
	Exact match “Varutra Consulting, an InfoShare company, is a globally recognized cybersecurity firm delivering cutting-edge solutions in Cloud Security, Mobile Security, Application Security…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
25	Strategic Security	Exact match	Alexandria, VA, United StatesHQ recorded Nov 5, 2026	n/a	122 contacts →
	Exact match “Strategic Security is an IT Security consulting firm that provides in-depth technical security assessments of your network, web application, and regulatory compliance gap analysis…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “cybersecurity audit services”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 25 of 2,473 cybersecurity audit services based in the United States

See the full list, filter by size, metro and specialty, and access 11,827 tracked professional contacts with verified work emails. Direct dials are available where recorded.

Free signup · no credit card

View the full list →

Cybersecurity audit services based in the United States at a glance

As of Nov 5, 2026

41.2%Verified-email coverage

11.6Average contacts per company

1-10Median size (employees)

3.6%Largest-city concentration · New York

Nov 5, 2026Page data refreshed

Companies by employee count

1-10

1,540

11-50

690

51-200

188

201-500

501-1,000

1,001-5,000

5,001-10,000

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 2,473 companies.

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.
What qualifies: Company records associated with the United States whose business descriptions match “cybersecurity audit 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. Where headquarters information is recorded, preview rows are also filtered to this page’s location. 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 11,827 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.

Cybersecurity audit services by metro

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 “cybersecurity audit services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many cybersecurity audit services are there based in the United States?

RevenueBase identified 2,473 company matches for cybersecurity audit services associated with the United States 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?

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

Which city has the most cybersecurity audit services?

New York leads with 88 company records, followed by Atlanta (54) and Houston (46).

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 11,827 professional contacts with verified work emails tracked across these 2,473 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.

Ready to reach these companies? Verified emails and direct dials for all 2,473 cybersecurity audit services based in the United States. Start with a free account, no credit card.

Download this list →

Related lists

Cybersecurity audit services by geography

Browse the directory

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.