Company lists · Data refreshed September 2026

Top 25 Cybersecurity businesses based in Santa Clara, United States

Name: Cybersecurity businesses based in Santa Clara, United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 21, 2026 35 companies tracked

RevenueBase identified 35 company matches for cybersecurity businesses associated with Santa Clara, United States as of September 2026 and tracks 21,410 professional contacts across them, including 12,521 with verified work emails. Across the United States, New York is the largest hub for this category (403 companies); Santa Clara has 35.

This list covers company matches for cybersecurity businesses associated with Santa Clara, 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 September 21, 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 Sep 21, 2026 How this list was built

35Companies

21,410Contacts tracked

12,521Verified emails

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The 25 largest cybersecurity businesses based in Santa Clara, United States

Ranked by team size

Top 25 of 35 company matches for cybersecurity businesses based in Santa Clara, United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 21, 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	Palo Alto Networks	Exact match	Santa Clara, CA, United StatesHQ recorded Sep 21, 2026	10001+	18,431 contacts →
	Exact match “Palo Alto Networks, the global cybersecurity leader, is shaping the cloud-centric future with technology that is transforming the way people and organizations operate.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
2	Malwarebytes	Exact match	Santa Clara, CA, United StatesHQ recorded Sep 21, 2026	501-1,000	604 contacts →
	Exact match “Malwarebytes is reimagining security to safeguard devices, data, and people, no matter their location, lifestyle or means.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
3	Seclore	Exact match	Santa Clara, CA, United StatesHQ recorded Sep 21, 2026	201-500	497 contacts →
	Exact match “Seclore is the Data Security Intelligence company for the era of enterprise AI, helping organizations turn data and AI risk into readiness.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
4	Nsfocus	Exact match	Santa Clara, CA, United StatesHQ recorded Sep 21, 2026	1,001-5,000	285 contacts →
	Exact match “NSFOCUS is an iconic internet and application security company with over 20 years of proven industry experience.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
5	Hillstone Networks	Exact match	Santa Clara, CA, United StatesHQ recorded Sep 21, 2026	1,001-5,000	230 contacts →
	Exact match “Hillstone Networks’ Integrative Cyber Security approach delivers coverage, control, and consolidation to secure digital transformation for more than enterprises worldwide.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
6	Hitachi Cyber	Exact match	Santa Clara, CA, United StatesHQ recorded Sep 21, 2026	501-1,000	159 contacts →
	Exact match “Hitachi Systems Trusted Cyber Management Inc.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
7	Threatdown	Exact match	Santa Clara, CA, United StatesHQ recorded Sep 21, 2026	501-1,000	106 contacts →
	Exact match “ThreatDown is a standalone leader in elite Managed Detection and Response (MDR), purpose-built to empower resource-constrained security teams with high-efficacy protection…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
8	Bacs Consulting Group, INC	Exact match	Santa Clara, CA, United StatesHQ recorded Sep 21, 2026	11-50	106 contacts →
	Exact match “BACS is an IT business services company.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
9	Bolster AI	Exact match	Santa Clara, CA, United StatesHQ recorded Sep 21, 2026	51-200	94 contacts →
	Exact match “Bolster is an AI-powered cybersecurity company helping the world’s leading brands protect their customers from phishing, fraud, and digital impersonation.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
10	Acalvio Technologies	Exact match	Santa Clara, CA, United StatesHQ recorded Sep 21, 2026	51-200	92 contacts →
	Exact match “Acalvio, the leader in cyber deception technology, helps enterprises actively defend against advanced security threats.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
11	ORDR	Exact match	Santa Clara, CA, United StatesHQ recorded Sep 21, 2026	51-200	84 contacts →
	Exact match “ORDR is the leader in AI-powered device security and asset protection, trusted by leading organizations in healthcare, transportation, manufacturing, and financial services.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
12	Infortech	Exact match	Santa Clara, CA, United StatesHQ recorded Sep 21, 2026	11-50	41 contacts →
	Exact match “Infortech provides Managed IT Services and Tailored Cyber Security, Private and Hybrid Cloud Solutions.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
13	Dataendure	Exact match	Santa Clara, CA, United StatesHQ recorded Sep 21, 2026	51-200	38 contacts →
	Exact match “DataEndure helps organizations build and sustain digital resilience-bringing a deep bench of expertise to every engagement across security, data, cloud, network, and…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
14	Valyrian Systems INC	Exact match	Santa Clara, CA, United StatesHQ recorded Sep 21, 2026	51-200	28 contacts →
	Exact match “Valyrian System, Inc.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
15	Cybeready Security Awareness Training	Exact match	Santa Clara, CA, United StatesHQ recorded Sep 21, 2026	11-50	27 contacts →
	Exact match “CybeReady is the world’s only automated platform for cyber readiness training, delivering quick, real-world simulations and feedback to ensure your team is always prepared to…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
16	Accelerite	Exact match	Santa Clara, CA, United StatesHQ recorded Sep 21, 2026	201-500	22 contacts →
	Exact match “Accelerite is a Silicon Valley based company delivering secure business-critical infrastructure software for Global enterprises.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
17	Kenna Security	Exact match	Santa Clara, CA, United StatesHQ recorded Sep 21, 2026	51-200	16 contacts →
	Exact match “Kenna is now Cisco Vulnerability Management.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
18	Cavirin Systems, INC	Exact match	Santa Clara, CA, United StatesHQ recorded Sep 21, 2026	51-200	15 contacts →
	Exact match “Cavirin protects your digital assets across the enterprise hybrid cloud by delivering CyberPosture Intelligence.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
19	Yottasecure,inc	Exact match	Santa Clara, CA, United StatesHQ recorded Sep 21, 2026	1-10	11 contacts →
	Exact match “Operational and non-operational systems in an enterprise often grapple with cybersecurity challenges, especially during vulnerability assessments in out-of-bandwidth scenarios.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
20	Cyberforza	Exact match	Santa Clara, CA, United StatesHQ recorded Sep 21, 2026	51-200	9 contacts →
	Exact match “Cyber Forza differentiates itself from other Cybersecurity providers by being the First and Only Cloud AI Unified Cyber Defense Platform.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
21	Cyberhawks	Exact match	Santa Clara, CA, United StatesHQ recorded Sep 21, 2026	11-50	7 contacts →
	Exact match “Based in Silicon Valley, the certified experts at CyberHAWKS have been providing reliable IT solutions to diverse industries for over 30 years.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
22	Allitcon INC	Exact match	Santa Clara, CA, United StatesHQ recorded Sep 21, 2026	501-1,000	4 contacts →
	Exact match “Allitcon is a new age technology company offering services and solutions to help better and secure your business.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
23	Business Software Solutions	Exact match	Santa Clara, CA, United StatesHQ recorded Sep 21, 2026	1-10	2 contacts →
	Exact match “For over 30 years Business Software Solutions has provided our outstanding Computer Network and Consulting Services to Small Businesses in the San Francisco Bay Area with 5-50…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
24	Continuity Focus	Exact match	Santa Clara, CA, United StatesHQ recorded Sep 21, 2026	11-50	2 contacts →
	Exact match “Continuity Focus’ team of IT and Security architects and engineers work collaboratively with our clients to find the best way to implement and/or manage products from carefully…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
25	Clarkconsultants	Exact match	Santa Clara, CA, United StatesHQ recorded Sep 21, 2026	1-10	1 contacts →
	Exact match “http://clarkconsultants.net VAR with Advisory Services.” Recorded in the RevenueBase company graph · Sep 21, 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 businesses”. 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 35 cybersecurity businesses based in Santa Clara, United States

See the full list, filter by size, metro and specialty, and access 12,521 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Cybersecurity businesses based in Santa Clara, United States at a glance

As of Sep 21, 2026

58.5%Verified-email coverage

611.7Average contacts per company

51-200Median size (employees)

Sep 21, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

501-1,000

1,001-5,000

5,001-10,000

10001+

Email recency for this list is measured across the whole United States list rather than for Santa Clara, so it is reported there. Company counts and contact totals on this page are exact for Santa Clara, over 35 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 Santa Clara, United States whose business descriptions match “cybersecurity businesses” 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 12,521 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 September 21, 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 businesses by metro in the United States

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 businesses”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many cybersecurity businesses are there based in Santa Clara, United States?

RevenueBase identified 35 company matches for cybersecurity businesses associated with Santa Clara, United States as of September 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?

Palo Alto Networks tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city in the United States has the most cybersecurity businesses?

New York leads the United States with 403 company records, followed by Austin (207) and Washington (203). Santa Clara has 35.

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 12,521 professional contacts with verified work emails tracked across these 35 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 September 21, 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.