Company lists · Data refreshed September 2026

Top 25 Security vulnerability management companies based in the United States

RevenueBase identified 2,246 security vulnerability management companies headquartered in the United States as of September 2026 and tracks 55,878 professional contacts across them, including 23,952 with verified work emails. New York is the largest hub.

This list covers security vulnerability management companies 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 29, 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 29, 2026 86% judged on-target in blind review
2,246Companies
55,878Contacts tracked
23,952Verified emails
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The 25 largest security vulnerability management companies based in the United States

Ranked by team size
Top 25 of 2,246 security vulnerability management companies based in the United States, ranked by team size, largest first. Data refreshed Sep 29, 2026. RevenueBase Smart Search rates how each company's information relates to security vulnerability management companies: 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.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Partial evidenceSan Francisco, CA, United StatesHQ checked Sep 29, 2026n/a3,649 contacts →

Partial evidence

“We are a crowdsourced security company that safeguards organizations' assets from sophisticated threat actors before they can strike-by uniting our customers with trusted hackers…”

Source: RevenueBase Database · checked Sep 29, 2026
2Indirect evidenceEden Prairie, MN, United StatesHQ checked Sep 29, 20261,001-5,0003,145 contacts →

Indirect evidence

“Every year new technologies, vendors, and solutions emerge-yet despite this constant innovation, high-profile breaches are all over the headlines.”

Source: RevenueBase Database · checked Sep 29, 2026
3Partial evidenceFoster City, CA, United StatesHQ checked Sep 29, 20261,001-5,0003,058 contacts →

Partial evidence

“Qualys, Inc.(NASDAQ: QLYS) is a leading provider of disruptive cloud-based security, compliance and IT solutions with more than subscription customers worldwide, including a…”

Source: RevenueBase Database · checked Sep 29, 2026
4Partial evidenceColumbia, MD, United StatesHQ checked Sep 29, 20261,001-5,0002,173 contacts →

Partial evidence

“Tenable is the exposure management company, exposing and closing the cybersecurity gaps that erode business value, reputation and trust.”

Source: RevenueBase Database · checked Sep 29, 2026
5Partial evidenceReston, VA, United StatesHQ checked Sep 29, 20261,001-5,0001,232 contacts →

Partial evidence

“GuidePoint Security provides trusted cybersecurity expertise, solutions, and services that help organizations make informed decisions and minimize risk.”

Source: RevenueBase Database · checked Sep 29, 2026
6Indirect evidenceBoston, MA, United StatesHQ checked Sep 29, 20261,001-5,0001,188 contacts →

Indirect evidence

“Snyk, the leader in secure AI software development, empowers organizations to build fast and stay secure by unleashing developer productivity and reducing business risk.”

Source: RevenueBase Database · checked Sep 29, 2026
7Partial evidenceSan Jose, CA, United StatesHQ checked Sep 29, 20261,001-5,0001,181 contacts →

Partial evidence

“As AI-driven vulnerability and exploitation accelerate attack velocity to machine speed, Forescout is a foundational cyber defense layer that allows organizations to segment and…”

Source: RevenueBase Database · checked Sep 29, 2026
8Strong evidencePearl River, NY, United StatesHQ checked Sep 29, 20265,001-10,0001,050 contacts →

Strong evidence

“Brosnan Risk Consultants, Ltd.(BRC) is a security risk management firm focusing on physical security, emergency security, disaster preparedness and recovery and management…”

Source: RevenueBase Database · checked Sep 29, 2026
9Indirect evidenceBaltimore, MD, United StatesHQ checked Sep 29, 2026501-1,000904 contacts →

Indirect evidence

“ZeroFox is the solution to discover, validate, and disrupt external cyber threats before they harm revenue or reputation.”

Source: RevenueBase Database · checked Sep 29, 2026
10Partial evidenceSan Jose, CA, United StatesHQ checked Sep 29, 2026501-1,000889 contacts →

Partial evidence

“Netenrich is redefining security operations by shifting the focus from "efficiency"(speed) to "efficacy"(comprehensive coverage).”

Source: RevenueBase Database · checked Sep 29, 2026
11Indirect evidenceChicago, IL, United StatesHQ checked Sep 29, 2026501-1,000874 contacts →

Indirect evidence

“Trustwave, a LevelBlue Company, is a globally recognized cybersecurity leader that reduces cyber risk and fortifies organizations against disruptive and damaging cyber threats.”

Source: RevenueBase Database · checked Sep 29, 2026
12Indirect evidenceKansas City, MO, United StatesHQ checked Sep 29, 20261,001-5,000844 contacts →

Indirect evidence

“Today’s threatscape is relentless.”

Source: RevenueBase Database · checked Sep 29, 2026
13Indirect evidenceColumbia, MD, United StatesHQ checked Sep 29, 2026501-1,000696 contacts →

Indirect evidence

“Protect Your Endpoints, Identities, Logs, and Employees.”

Source: RevenueBase Database · checked Sep 29, 2026
14Partial evidencePlano, TX, United StatesHQ checked Sep 29, 2026501-1,000641 contacts →

Partial evidence

“At Network Intelligence, we combine our team of 500+ security professionals with Transilience – our cutting-edge AI platform.”

Source: RevenueBase Database · checked Sep 29, 2026
15Partial evidenceAshburn, VA, United StatesHQ checked Sep 29, 2026501-1,000629 contacts →

Partial evidence

“Telos Corporation (NASDAQ: TLS) empowers and protects the world’s most security-conscious organizations with efficient, adaptable, and secure solutions that safeguard people…”

Source: RevenueBase Database · checked Sep 29, 2026
16Indirect evidenceChicago, IL, United StatesHQ checked Sep 29, 20261,001-5,000628 contacts →

Indirect evidence

“VikingCloud delivers battle-tested cybersecurity and compliance solutions that simply work.”

Source: RevenueBase Database · checked Sep 29, 2026
17Partial evidenceMiami, FL, United StatesHQ checked Sep 29, 20261,001-5,000553 contacts →

Partial evidence

“Security Alliance is a highly experienced provider of security solutions for private and business environments.”

Source: RevenueBase Database · checked Sep 29, 2026
18Partial evidenceBurlington, MA, United StatesHQ checked Sep 29, 2026501-1,000552 contacts →

Partial evidence

“Veracode is a global leader in Application Risk Management for the AI era.”

Source: RevenueBase Database · checked Sep 29, 2026
19Partial evidenceMclean, VA, United StatesHQ checked Sep 29, 2026501-1,000523 contacts →

Partial evidence

“UltraViolet Cyber is the only security operations partner that unifies red, blue, and purple team capabilities into one integrated program, finding what's vulnerable, stopping…”

Source: RevenueBase Database · checked Sep 29, 2026
20Partial evidenceBurlington, MA, United StatesHQ checked Sep 29, 2026201-500486 contacts →

Partial evidence

“Pentera provides AI-powered Automated Security Validation for enterprise security teams.”

Source: RevenueBase Database · checked Sep 29, 2026
21Indirect evidenceCupertino, CA, United StatesHQ checked Sep 29, 20261,001-5,000473 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 29, 2026
22Indirect evidenceMclean, VA, United StatesHQ checked Sep 29, 20261,001-5,000447 contacts →

Indirect evidence

“At Xcelerate, safeguarding the nation isn’t just a mission-it’s our obsession.”

Source: RevenueBase Database · checked Sep 29, 2026
23Partial evidenceSouthlake, TX, United StatesHQ checked Sep 29, 2026201-500403 contacts →

Partial evidence

“Trackforce stands at the forefront of the physical security industry, combining over 40 years of collective security expertise with cutting-edge innovation.”

Source: RevenueBase Database · checked Sep 29, 2026
24Indirect evidenceSan Francisco, CA, United StatesHQ checked Sep 29, 2026201-500364 contacts →

Indirect evidence

“Horizon3.ai answers the two most important questions in cybersecurity: If someone tried to compromise us, would we hold up?”

Source: RevenueBase Database · checked Sep 29, 2026
25Partial evidenceTempe, AZ, United StatesHQ checked Sep 29, 2026201-500344 contacts →

Partial evidence

“Bishop Fox is recognized as the leading authority in offensive security, providing solutions ranging from continuous penetration testing, red teaming, and attack surface…”

Source: RevenueBase Database · checked Sep 29, 2026

Showing 25 of 2,246 security vulnerability management companies based in the United States

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Security vulnerability management companies based in the United States at a glance

As of Sep 29, 2026
42.9%Verified-email coverage
24.9Average contacts per company
1-10Median size (employees)
3.5%Largest-city concentration · New York
Sep 29, 2026Page data refreshed

Companies by employee count

1-10
1,171
11-50
746
51-200
230
201-500
52
501-1,000
15
1,001-5,000
26
5,001-10,000
4
10001+
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 2,246 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 security vulnerability management companies, 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 “security vulnerability management companies”. 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 security vulnerability management companies), 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 security vulnerability management companies, 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, 23,952 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 29, 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.

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 security vulnerability management companies, 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 security vulnerability management companies are there based in the United States?

RevenueBase identified 2,246 security vulnerability management companies 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?

Bugcrowd, headquartered in San Francisco, tops this list with the largest team on record.

Which city has the most security vulnerability management companies?

New York leads with 78 headquartered companies, followed by San Francisco (62) and Austin (48).

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 23,952 verified decision-maker contacts tracked across these 2,246 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 29, 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.