Company lists · Data refreshed November 2026

Top 25 Security gap analysis services based in the United States

RevenueBase identified 74 company matches for security gap analysis services associated with the United States as of November 2026 and tracks 601 professional contacts across them, including 134 with verified work emails. San Diego is the largest hub.

This list covers company matches for security gap analysis 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
74Companies
601Contacts tracked
134Verified emails
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The 25 largest security gap analysis services based in the United States

Ranked by team size
Top 25 of 74 company matches for security gap analysis 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.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchAlexandria, VA, United StatesHQ recorded Nov 5, 2026n/a122 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
2Exact matchNashville, United StatesHQ recorded Nov 5, 202611-5058 contacts →

Exact match

“We make cybersecurity easy and understandable.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
3Exact matchBaltimore, MD, United StatesHQ recorded Nov 5, 202611-5033 contacts →

Exact match

“Companies come to ISE when they need to find and fix their security vulnerabilities and prove their tech is secure.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
4Exact matchKansas City, MO, United StatesHQ recorded Nov 5, 202651-20033 contacts →

Exact match

“Fishtech is a data-driven cybersecurity solutions provider for any computing platform.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
5Exact matchAlexandria, VA, United StatesHQ recorded Nov 5, 202611-5026 contacts →

Exact match

“Securicon provides expert consulting for application, system and network security.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
6Exact matchIrvine, CA, United StatesHQ recorded Nov 5, 202611-5023 contacts →

Exact match

“eSecurity Solutions is a One-Stop Cybersecurity Solution provider to businesses.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
7Exact matchReno, NV, United StatesHQ recorded Nov 5, 202611-5019 contacts →

Exact match

“Dara Security is an award-winning information security company, partnering with clients to find vulnerabilities in their networks, offering solutions for protecting sensitive…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
8Exact matchSheridan, WY, United StatesHQ recorded Nov 5, 202611-5016 contacts →

Exact match

“Digisecuritas is a global cybersecurity firm focused exclusively on audit, compliance, and managed security services.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
9Exact matchPhoenix, AZ, United StatesHQ recorded Nov 5, 202611-5010 contacts →

Exact match

“Grab The Axe secures your business from the parking lot to the cloud.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
10Exact matchKnoxville, TN, United StatesHQ recorded Nov 5, 202611-509 contacts →

Exact match

“Contextual Security is an enterprise-focused information security partner delivering alignment between IT security, regulatory compliance, business objectives and solutions to…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
11Exact matchChesterfield, MO, United StatesHQ recorded Nov 5, 202611-508 contacts →

Exact match

“EVERY BUSINESS IS DIFFERENT.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
12Exact matchPalo Alto, CA, United StatesHQ recorded Nov 5, 202611-507 contacts →

Exact match

“Illumant provides expert security assessment services from Penetration Testing, to Social Engineering, to Vulnerability Assessment, and Regulatory Compliance.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
13Exact matchAlexandria, VA, United StatesHQ recorded Nov 5, 202611-507 contacts →

Exact match

“PatchAdvisor is a complete IT security firm focused on providing world class IT security services to our clients.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
14Exact matchKennesaw, GA, United StatesHQ recorded Nov 5, 202611-507 contacts →

Exact match

“Critical Path Security offers a systematic approach to Information Security Management.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
15Exact matchCharlotte, NC, United StatesHQ recorded Nov 5, 202611-506 contacts →

Exact match

“Founded by industry veterans and trusted by global leaders, our mission is clear – identify the gaps, vulnerabilities, and risks before the wrong people do.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
16Exact matchMaple Grove, MN, United StatesHQ recorded Nov 5, 202611-506 contacts →

Exact match

“White Oak Security, a Cyber Advisors company, is your security partner - acting as a trusted advisor and helping your organization understand your risks and vulnerabilities…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
17Exact matchMiami, FL, United StatesHQ recorded Nov 5, 20261-105 contacts →

Exact match

“Security services for security pros and vendors alike.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
18Exact matchKnoxville, TN, United StatesHQ recorded Nov 5, 20261-105 contacts →

Exact match

“Zelvin Security delivers application, network, and cloud penetration testing to help organizations identify risk and prove their security posture with confidence.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
19Exact matchLas Vegas, NV, United StatesHQ recorded Nov 5, 202611-505 contacts →

Exact match

“Our globally renowned team, handpicked from The World's Network of Ethical Hackers, use technology and knowledge to provide unparalleled analysis of and insight into your security…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
20Exact matchMilwaukee, WI, United StatesHQ recorded Nov 5, 202611-504 contacts →

Exact match

“Located in Milwaukee, Wisconsin, Below∅Day has a talented and diverse team of security professionals based across the United States.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
21Exact matchSanta Barbara, CA, United StatesHQ recorded Nov 5, 20261-104 contacts →

Exact match

“C13 Security offers a variety of consulting, engineering, and training services focused on Application & Product Security.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
22Exact matchFarmington, UT, United StatesHQ recorded Nov 5, 202611-503 contacts →

Exact match

“Secuvant is an independent IT Security firm providing enterprise-grade IT security services to mid-market organizations.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
23Exact matchWilmington, DE, United StatesHQ recorded Nov 5, 20261-103 contacts →

Exact match

“Our in-depth security reviews assess your business operations for weak points, and offer realistic, proven remedies to bolster your security posture.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
24Exact matchSan Diego, CA, United StatesHQ recorded Nov 5, 20261-102 contacts →

Exact match

“Prometheus Cybersecurity is an information security company based out of San Diego, California.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
25Exact matchMidlothian, VA, United StatesHQ recorded Nov 5, 20261-102 contacts →

Exact match

“We believe defense grade protection shouldn’t just be for the big guys.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase

Showing 25 of 74 security gap analysis services based in the United States

See the full list, filter by size, metro and specialty, and access 134 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Security gap analysis services based in the United States at a glance

As of Nov 5, 2026
22.3%Verified-email coverage
8.1Average contacts per company
1-10Median size (employees)
5.4%Largest-city concentration · San Diego
Nov 5, 2026Page data refreshed

Companies by employee count

1-10
46
11-50
27
51-200
1

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 74 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 “security gap analysis 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 134 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.

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

How many security gap analysis services are there based in the United States?

RevenueBase identified 74 company matches for security gap analysis 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?

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

Which city has the most security gap analysis services?

San Diego leads with 4 company records, followed by Alexandria (3) and Denver (2).

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 134 professional contacts with verified work emails tracked across these 74 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.

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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.